Zebra Technologies Printer LI 72 User Manual

UMAN-RW4-003Rev. A  
March, 2005  
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Contents  
Loading Media From An Internal Supply ................................. 13  
Loading Media From An External Supply ............................... 14  
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Proprietary Statement  
This manual contains proprietary information of Zebra Technologies Corporation. It is in-  
tended solely for the information and use of parties operating and maintaining the equipment  
described herein. Such proprietary information may not be used, reproduced, or disclosed  
to any other parties for any other purpose without the expressed written permission of Zebra  
Technologies Corporation.  
Product Improvements  
Since continuous product improvement is a policy of Zebra Technologies Corporation, all  
specifications and signs are subject to change without notice.  
FCC Compliance Statement  
Class B digital device. Tested to comply with FCC standards for home or office use.  
WARNING: Exposure to Radio Frequency radiation. To conform to FCC RF exposure require-  
ments this device shall be used in accordance with the operating conditions and instructions  
listed in this manual. Note that there are several radio options available with this printer. Addi-  
tional regulatory information is contained in later sections devoted to each radio individually.  
NOTE: This unit was tested with shielded cables on the peripheral devices. Shielded cables  
must be used with the unit to insure compliance.  
Changes or modifications to this unit not expressly approved by Zebra Technologies Corpora-  
tion could void the user’s authority to operate this equipment.  
Canadian Compliance Statement  
This Class B digital apparatus complies with Canadian ICES-003.  
Cet appareil numérique de la classe B est conforme á la norme NMB-003 du Canada.  
“IC:” before the equipment certification number signifies that the Industry Canada technical  
specifications were met. It does not guarantee that the certified product will operate to the  
user’s satisfaction.  
Agency Approvals and Regulatory Information  
• Design certified by CSA  
• FCC part 15  
• IP54 Certified  
• Canadian STD RSS-210  
• NOM/NYCE (Mexico)  
• C-Tick (Australia)  
• EN60950: 2000 Safety Standard  
• EN55022:1998 Class B European  
Electromagnetic Radiation Standard  
Liability Disclaimer  
Inasmuch as every effort has been made to supply accurate information in this manual, Zebra  
Technologies Corporation is not liable for any erroneous information or omissions. Zebra  
Technologies Corporation reserves the right to correct any such errors and disclaims liability  
resulting therefrom.  
No Liability for Consequential Damage  
In no event shall Zebra Technologies Corporation or anyone else involved in the creation, pro-  
duction, or delivery of the accompanying product (including hardware and software) be liable  
for any damages whatsoever (including, without limitation, damages for loss of business prof-  
its, business interruption, loss of business information, or other pecuniary loss) arising out of  
the use of or the results of use of or inability to use such product, even if Zebra Technologies  
Corporation has been advised of the possibility of such damages. Because some states do not  
allow the exclusion of liability for consequential or incidental damages, the above limitation  
may not apply to you.  
Copyrights  
The copyrights in this manual and the label print engine described therein are owned by Zebra  
Technologies Corporation. Unauthorized reproduction of this manual or the software in the  
label print engine may result in imprisonment of up to one year and fines of up to $10,000 (17  
U.S.C.506). Copyright violators may be subject to civil liability.  
This product may contain ZPL®, ZPL II®, and ZebraLinktm programs; Element Energy Equalizer®  
Circuit; E3®; and AGFA fonts. Software © ZIH Corp. All rights reserved worldwide.  
ZebraLink and all product names and numbers are trademarks, and Zebra, the Zebra logo, ZPL,  
ZPL II, Element Energy Equalizer Circuit, and E3 Circuit are registered trademarks of ZIH Corp.  
All rights reserved worldwide.  
CG Triumvirate is a trademark of AGFA Monotype Corporation. All rights reserved worldwide.  
CG Triumviratetm font © AGFA Monotype Corporation. Intellifont® portion © AGFA Monotype  
Corporation. All rights reserved worldwide. UFST is a registered trademark of AGFA Monotype  
Corporation. All rights reserved worldwide.  
All other brand names, product names, or trademarks belong to their respective holders.  
©2005 ZIH Corp.  
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Figure 1: RW 420 Overview  
1
2
13  
12  
11  
10  
3
4
5
6
8
9
7
8
1. Platen Roller  
2. Bar Sensor  
3. Media Support Disks  
4. Printhead  
14  
15  
5. Latch Release Button  
6. Magnetic Stripe Reader  
(MSR) Slot  
7. Communications  
Port Door  
8. “D” Rings  
9. Control Panel  
16  
17  
10. Smart Card Slot  
11. Gap Sensor  
12. Bottom Media Feed Slot  
(external media models only)  
13. Media Cover  
14. Belt Clip  
15. Communications Port  
16. Battery  
17. Docking Connector Cove  
18. Battery Charging Receptacle  
18  
12  
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Introduction to the RW 420  
Thank you for choosing our Zebra RW 420 Mobile Printer. It  
is one of a series of rugged printers that are sure to become  
productive and efficient additions to your workplace thanks to  
their innovative design. Because the RW 420 is made by Zebra  
Technologies, you’re assured of world-class support for all of  
your bar code printers, software, and supplies.  
• This User’s Guide gives you the information you’ll need to  
operate and maintain your RW 420 printer.  
• The RW 420 uses the CPCL programming language. To  
create and print receipts and labels using the CPCL  
language, refer to our Label Vista™ label creation pro-  
gram or the Mobile Printing Systems CPCL Program-  
ming Manual which is available on our Web site at:  
• The RW 420 includes interpreters for the ZPL II® program-  
ming language (up to Version 30.8.4) and the EPL pro-  
gramming language. Manuals for the ZPL and EPL label  
design programming languages are available on our Web  
Unpacking and Inspection  
Inspect the printer for possible shipping damage:  
• Check all exterior surfaces for damage.  
• Open the media cover (refer to “Loading the Media” in  
the Getting Ready to Print section) and inspect the media  
compartment for damage.  
In case return shipping is required, save the carton and all  
packing material.  
Reporting Damage  
If you discover shipping damage:  
• Immediately notify and file a damage report with the ship-  
ping company. Zebra Technologies Corporation is not  
responsible for any damage incurred during shipment of  
the printer and will not cover the repair of this damage  
under its warranty policy.  
• Keep the carton and all packing material for inspection.  
• Notify your authorized Zebra re-seller.  
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Figure 2: Installing the Battery  
Rotate Belt Clip  
out of the way.  
Insert this end of  
the Battery Pack  
into the printer  
Rock the Battery Pack  
into the Printer until  
the latch clicks into  
place.  
Figure 3: Single Charger  
LI72 Charger  
For best  
results,  
remove  
the Battery  
Pack while  
charging.  
Charger Jack  
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Getting Ready to Print  
Battery  
Battery Safety  
The Battery Packs used on Zebra Mobile Printers contain a  
great deal of energy and can cause personal injury or start a  
fire if used improperly or carelessly. Please observe the fol-  
lowing safety practices:  
Avoid accidental short circuiting of any battery. Allowing  
battery terminals to contact conductive material will create  
a short circuit which could cause burns and other injuries or  
could start a fire.  
Batteries can explode or catch fire if improperly charged  
or exposed to high temperatures or fire.  
Do not disassemble, crush or expose batteries to water.  
CAUTION: Use of any charger not approved specifically by  
Zebra for use with its batteries could cause damage to the  
battery pack or the printer and will void the warranty.  
Installing the Battery  
NOTE: Batteries are shipped uncharged. Remove protective shrink-  
wrap and labels from new battery packs prior to use.  
1. Rotate the Belt Clip to allow access to the Battery com-  
partment.  
2. Insert the battery into the printer as shown in Figure 2,  
3. Rock the Battery into the printer as shown until it locks in  
place.  
When the battery is first installed, the Control Panel indica-  
tors may briefly turn on and then go off, indicating the battery  
is not fully charged (see “Charging the Battery” below and  
“Operator Controls.”)  
Charging the Battery  
Model LI 72 Single Battery Charger  
Refer to Figure 3. Your battery charger may look slightly dif-  
ferent from the one illustrated.  
1. Plug the Charger into the appropriate A.C. wall receptacle.  
Then insert the charge cable into the battery charger jack.  
2. The charger LED will indicate the status of the charger as  
follows:  
• A steady light indicates the battery is undergoing a fast  
charge.  
• A slow blinking light indicates the charger is in trickle  
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mode. The battery is ready for use.  
• A rapidly blinking light indicates a problem with the bat-  
tery. The battery may have an internal short, or its charge  
monitoring circuitry may be malfunctioning. The battery  
should not be used any further.  
NOTE: While the LI 72 Charger allows Battery Packs to be  
charged when installed in the printer, best results are obtained  
with the battery removed.  
Do not attempt to print while charging batteries with the  
LI 72 charger. Attempting to print while charging can result in  
improperly charged batteries.  
Model UCLI72-4 Quad Charger  
Charger Safety  
Use care in locating the Quad Charger. Do not place it in  
locations where liquids or metallic objects may be dropped into  
the charging bays. Do not block the ventilating slots on the top  
and bottom covers. Ensure that the Charger is plugged into a  
power source which won’t accidently be turned off if you will be  
charging batteries overnight.  
The UCLI72-4 Quad Charger is designed to charge up to four  
RW Series battery packs simultaneously. Batteries must be  
removed from the printer to be charged in the Quad Charger.  
1. Ensure that the charger has been installed properly per  
the Quad Charger instruction manual. Ensure that the power  
indicator on the front panel is on.  
2. Remove any protective shrink-wrap and labels from all  
battery packs prior to use. Plug a battery pack into any one  
of the four charging bays as shown in Figure 4, noting the  
orientation of the battery pack. Slide the battery pack into the  
charging bay until it stops. Then rock the battery pack back  
until it snaps into place. The amber indicator directly under  
the battery being charged will turn on if the battery is properly  
inserted.  
The indicators under the battery will allow you to monitor  
the charging process per the table below:  
Battery Status Indicators  
Amber LED  
On  
Green LED  
Off  
Battery Status  
Charging  
On  
Off  
Flashing  
Flashing  
On  
Off  
80% charged (O.K. to use)  
Completely Charged  
Fault  
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Note: A fault condition is caused by a problem with the battery.  
The charger may indicate a fault because the battery is too  
hot or cold to charge reliably. Try to charge the battery again  
when it returns to the room’s ambient temperature. If the Amber  
indicator starts flashing on the second attempt, the battery  
should be discarded.  
Quad Charger Cycle Times for RW 420  
Battery Status  
Battery 80% Charged  
Battery Fully Charged  
Time  
2.5 Hrs  
5 Hrs.  
NOTE: These times are for completely discharged batteries.  
Partially discharged Battery Packs will take less time to  
reach their charged state. Battery Packs which have reached  
80% of their charge capacity may be used, however, it is rec-  
ommended that you allow the batteries to reach a full charge  
to maintain maximum battery life.  
The UCLI72-4 Quad Charger’s safety features will stop  
charging a battery after six hours regardless of its charge  
state.  
Figure 4: UCLI72-4 Quad Charger  
Power Supply  
1. Slide Battery Pack into  
Charger Bay  
2. Rock Battery Pack  
into place  
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Amber  
Indicator  
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Green  
Indicator  
Charger Bay  
Power Indicator  
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Loading the Media  
The RW 420 printer is designed to print either continuous  
(journal) media or label stock.  
Loading Media in the RW 420 Printer  
1. Open the printer: Refer to Figure 5.  
• Press the latch release button on the side of the printer as  
shown at “1” below. The media cover will open automati-  
cally  
• Rotate the Media Cover back completely as shown at  
“2, exposing the media compartment and the adjustable  
media supports.  
Figure 5: Opening the Printer  
Media Compartment  
Media Support  
Disks  
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Loading Media From An Internal Supply  
• Refer to Figure 6. Pull the media supports apart, insert  
the roll of media between them, and let the media sup-  
ports close. Ensure that the media pulls off the core in  
the direction shown in Figure 6. The supports will adjust  
themselves to the width of the media, and the roll of me-  
dia should be able to spin freely on the supports.  
Figure 6: Loading Media from an Internal Supply  
Media Roll  
Note direction  
media pulls off the  
roll.  
Pull Media Supports  
apart.  
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Loading Media From An External Supply  
Refer to Figure 7. The RW 420 configured with the Ex-  
ternal Media option has a loading slot in the rear of the  
media compartment allowing you to use standard 4 in.  
(101.6 mm) wide fanfold media from an external supply.  
The external supply must be designed such that it does  
not exert excessive drag as media is fed through the  
printer, which could result in distorted printing.  
Zebra offers a series of vehicle cradles for the RW 420  
(p/ns AK17463-003 and AK17463-004) which incorporate  
provisions for installation of an external media supply bin.  
• Pull the media supports apart, insert a Media Spacer  
(Zebra part number BA16625-1) between them, and let  
the media supports close. Insert the media from the  
external supply through the rear feed slot, between the  
media guides and up through the media compartment as  
shown. Make sure the side of the media you will be print-  
ing on faces the printhead.  
Figure 7: Loading Media from an External Supply  
Media Spacer  
p/n BA16625-1  
Feed media  
through bottom  
feed slot  
Printing surface  
of media must  
face the print-  
head  
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4. Close the Media Cover: Refer to Figure 8.  
• Pull the media out of the printer as shown at “1.”  
• Close the media cover as shown at “2”, ensuring that it  
latches securely into place.  
• Turn the printer on or press the Feed button if the  
printer is already on.  
The printer will advance a short strip of media and will  
then be ready for printing.  
Figure 8: Closing the Media Cover  
Press Media  
Cover firmly  
when closing to  
ensure it latches  
in place.  
Pull Media out  
of the Printer  
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Operator Controls  
Control Panel  
The control panel has buttons for the power on/off and  
media feed functions and a display for providing information  
regarding printer functions. Two keys provide easy navigation  
and selection of menu options affecting many printer func-  
tions.  
The “Scroll” button allows scrolling through the various op-  
tions and settings. The “Select” button allows selection of the  
option or function displayed on the screen.  
The top of the screen has a row of status icons which indi-  
cate the state of various printer functions:  
Indicates a Bluetooth connection is established. A flash-  
ing icon indicates data transmission. This icon is func-  
tional only with RW 420 printers with a Bluetooth wireless  
option installed.  
Indicates that the printer is associated with a wireless Lo-  
cal Area Network (LAN) using an 802.11b compliant radio.  
This icon is functional only with RW 420 printers with a  
WLAN wireless option installed.  
A flashing icon indicates low battery status. You  
should suspend any printing operations and recharge or  
replace the Battery Pack as soon as is convenient.  
A flashing icon indicates that the media cover is open or  
not properly latched.  
A flashing icon indicates that a file is being downloaded  
to the printer.  
A flashing icon indicates that the printer does not detect  
any media. This could indicate an out of media condition,  
or improperly loaded media.  
In addition to the status icons, the LCD on the control panel  
can display many of the printer’s settings and functions as  
text. Applications can be written to allow the user to view and  
/or modify these settings using the scroll and select keys on  
the display. Refer to the “LCD Functions Table” on the follow-  
ing pages for the full set of printer features that can be dis-  
played.  
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The LCD has a backlighting option which allows viewing of  
the screen in a dark environment, or provides better contrast  
in a very bright environment. Use of the display backlight will  
decrease the time the printer will run between charges. Refer  
to the section “Extending Battery Life” for more information.  
Figure 10: LCD Control Panel  
Feed Button  
Scroll Button  
Press to advance the media  
one blank label or a software  
determined length of journal  
media.  
Press to scroll  
through the menu  
choices on the LCD.  
Printer Status Icons  
Indicates the status of  
several printer functions  
Zebra RW 420  
Signal:0%  
Battery  
(ok)  
Latch: ok  
Rdr MENU  
Select Button  
Power Button  
Press to select a menu  
choice on the LCD.  
Press to turn unit on. Press again  
to turn unit off  
LCD  
See LCD Functions Table for an overview of  
menu options  
NOTE: LCD options are under specific applica-  
tion control. Not all options may be available In  
your printer’s application.  
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Extended LCD Functions  
Default setting  
Function  
Scroll & Select Options  
Sensor Type  
Bar  
• Bar  
• Gap  
Baud Rate  
19200  
• 9600  
• 19200  
• 32400  
• 57600  
• 115200  
Data Bits  
Parity  
8
• 7  
• 8  
N (none)  
• E (Even)  
• N (None)  
• O (Odd)  
• Increase (15max.)  
• Increase (15 max.)  
• Decrease (0 min.)  
• Increase (120 max.)  
• OFF  
LCD Contrast  
8
No-activity Timeout1  
120 sec.  
• ON (The 4 text lines  
of display will be  
Flip Screen  
OFF  
flipped 180 ° when the  
printer is in the Cradle  
Location of icons will  
remain unchanged.  
• 1 – Low  
• 2 – Medium  
• 3 - High  
• Label  
Audio Volume  
Media Type  
3
Journal  
• Journal  
• Momentary On w/  
time delay  
LCD Backlight1  
Momentary On  
• Off  
Factory Reset  
(Resets all to  
No  
• No  
• Yes  
factory set values)  
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Display Functions Not Accessible from the Keypad4  
Function  
WLAN ID2  
Default setting  
Scroll & Select Options  
Factory Set  
Value  
N/A  
Tear-off  
Position (Top of Form)  
00  
• Increase (max. = +10)  
• Decrease (min. = -120  
• All protocols ON  
• Protocols ON or OFF  
individually  
Network & RF Settings  
Bridge Mode  
off  
OFF  
000  
• OFF  
• ON  
DTR/VBUS-Power Off  
Present-at  
• ON  
• OFF  
• Increase (max.= +120)  
• Decrease (min. = 000  
Displays current  
Bluetooth operating  
parameters  
Bluetooth parameters  
n/a  
Displays current  
802.11b operating  
parameters  
802.11b WLAN parameters  
Media Type  
n/a  
Journal  
• Journal  
• Label  
Smart Card or  
MSR Card  
Reader Status3  
• Off  
• Display “RDR”  
Off  
NOTES:  
1. LCD Backlight turns on when any key other than FEED is pressed  
2. Can be adjusted from the factory default using a PC running Zebra’s Label Vista  
label creation program and a data cable link to the printer.  
3. Card reader status is under application control, and is not user selectable.  
4. The parameters listed above will appear on the display but can only be set using  
a PC running Zebra’s Label Vista label creation program and a data cable link to the  
printer.  
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Verify the Printer Is Working  
Before you connect the printer to your computer or portable  
data terminal, make sure that the printer is in proper working  
order. You can do this by printing a configuration label using  
the “two key reset” method. If you can’t get this label to print,  
refer to “Troubleshooting.”  
Printing a Configuration Label  
1. Turn the printer off. Load the media compartment with  
journal media (media with no black bars printed on the  
back)  
2. Press and hold the Feed Button.  
3. Press and release the Power button and keep the Feed  
button pressed. When printing starts, release the Feed  
button.  
The unit will print a line of interlocking “x” characters to  
ensure all elements of the printhead are working, print out the  
version of software loaded in the printer and then print two  
reports.  
The first report indicates model, ROM version, serial num-  
ber, baud rate, etc. The second report prints out more de-  
tailed information on the printer’s configuration and parameter  
settings. If no second report appears, there is no application  
loaded. (See the Troubleshooting Section for a sample print-  
out and a further discussion on how to use the configuration  
label as a diagnostic tool.)  
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Connecting the Printer  
The printer must establish communications with a host  
terminal which sends the data to be printed. Communications  
occur in three basic ways:  
• By a cable between the printer and its host terminal using  
either RS232C or USB protocols.  
• By means of a Bluetooth short-range radio frequency link.  
• By means of a wireless LAN (Local Area Network) per  
802.11b specifications.  
While the RW 420 can be equipped with both a Bluetooth radio and a  
802.11b radio they cannot be operated concurrently.  
Figure 11: Communications Port  
USB Port  
Align Locking  
Plug features  
with these cut-  
outs.  
Rotate clock-  
wise to lock the  
cable in place;  
counterclock-  
wise to unlock  
the cable.  
RS232 Port  
Cable Communications  
Serial (RS232C)  
CAUTION. The power should be turned off before connecting or  
disconnecting the communications cable.  
All RW 420 printers can communicate by cable; the specific  
cable supplied with your printer will vary with the host termi-  
nal. The 10- pin modular connector on your communications  
cable plugs into the serial (RS232C) communications port on  
the side of the printer. Plug the connector into the RS232C  
port and ensure the locking device has clicked into position.  
Then press the Locking Plug into the opening around the con-  
nector, aligning its locking features with the cutouts on the RW  
420 case. Turn the Locking Plug clockwise one-quarter turn to  
secure it in place.  
The other end of the cable must be plugged into the host  
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terminal as shown in Figure 12, or to a serial port on a com-  
puter as shown in Figure 13. Communications between the  
terminal and the printer are controlled by the applications run-  
ning on the terminal and the printer.  
USB  
RW 420 Printers also can communicate by cable via the  
USB protocol. The USB port is a USB Mini-AB type connector  
located directly above the 10- pin modular connector used for  
RS232C communications. (Refer to Figure 11)  
The RW 420 is configured with the USB Open HCI interface  
driver allowing it to communicate with Windows® based de-  
Figure 12: Communications to a Terminal  
Communications  
Cable  
Printer Communications  
Port  
Part number varies. Refer  
to Appendix A  
Figure 13: Communications to a PC  
USB  
Communications  
Cable  
Refer to Appendix A  
for part number  
RS232 Communications  
Cable  
Refer to Appendix A for  
part number  
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vices. (USB drivers are included in the Zebra Universal Driver  
which can be downloaded from www.zebra.com/drivers.) Other  
terminals or communications devices may require the installa-  
tion of special drivers to use the USB connection. Consult the  
factory for further details.  
Wireless Communications  
Wireless Communications with Bluetooth®  
The following section only applies when the ZBR3 Bluetooth Radio  
(FCC ID: I28MD-BTC2TY2) is installed in a RW 420. The antenna used for this transmitter  
must not be co-located or must not operate in conjunction with any other antenna.  
“Bluetooth” is a worldwide standard for the exchange of  
data between two devices via radio frequencies. Bluetooth  
radios are relatively low powered to help prevent interfer-  
ence with other devices running at similar radio frequencies.  
This limits the range of a Bluetooth device to about 10 meters  
(about 32 feet).  
Both the printer and the device it communicates with must  
follow the Bluetooth standard.  
Bluetooth Networking Overview  
Bluetooth software is always running in the background,  
ready to respond to connection requests. One device (known  
as the master or the client) must request a connection with an-  
other. The second device (the slave or the server) then accepts  
or rejects the connection. A Bluetooth enabled RW 420 print-  
er will normally act as a slave creating a miniature network  
with the terminal sometimes referred to as a “piconet.”  
For the most part, communications using Bluetooth are initi-  
ated and processed without any operator intervention.  
Each Bluetooth enabled RW 420 printer has a unique Blue-  
tooth Device Address (BDA) loaded into its radio module  
when manufactured.  
Exposure to Radio Frequency Radiation  
The radiated output power of this internal Bluetooth radio is far  
below the FCC radio frequency exposure limits. Nevertheless,  
this Bluetooth radio must be used in such a manner that the  
antenna is 2.5 cm. or further from the human body.  
The radio and antenna are mounted internally in this printer  
such that when the printer is worn with the back of the printer  
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against the body and the front of the printer (where paper exits)  
away from the body, then the 2.5 cm distance between the  
antenna and the users body will be met. Do not use the printer  
in an unauthorized manner.  
The internal Bluetooth radio operates within guidelines found  
in radio frequency safety standards and recommendations.  
The level of energy emitted is far less than the electromagnetic  
energy emitted by other wireless devices such as mobile  
phones.  
European Regulatory Information for the ZBR3 Bluetooth Radio  
This device is intended for use in all EU and EFTA member states.  
Europe – EU Declaration of Conformity  
This device complies with the essential requirements of the R&TTE Directive 1999/5/  
EC. The following test methods have been applied in order to prove presumption of  
compliance with the R&TTE Directive 1999/5/EC:  
• EN 60950: 2000  
Safety of Information Technology Equipment  
• EN 300 328-2 V1.4.1 (2003-04)  
Technical requirements for spread-spectrum radio equipment  
• EN 301 489-1/-17 V1.4.1/1.2.1 (2002-08)  
EMC requirements for spread-spectrum radio equipment.  
This device is a 2.4 GHz wireless LAN transceiver, intended for indoor home and  
office use in all EU and EFTA member states.  
Important Notice:  
This device is a portable RF printer intended  
for commercial and industrial use in all EU and  
EFTA member states.  
0336  
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Wireless Local Area Network (WLAN) Module Using CF Radio  
The following section only applies when the CF (Compact Flash) WLAN module (With  
FCC ID: I28MD-RW4137) is installed in a RW 420 printer (note that only one of the radio  
options can be installed in the printer at one time). The FCC ID number is on the serial  
number label on the back of the printer and can be read with the module installed.  
WARNING: Use of a RW 420 printer with the radio module  
marked with “FCC ID: I28MD-RW4137” meets the FCC  
requirements for radio frequency (RF) radiation exposure in the  
standard body worn configuration with no minimum separation.  
In this configuration, which applies whether the belt clip or  
shoulder strap is used, the face of the printer from which paper  
is transported is facing away from the user’s body. The standard  
configuration must always be used when the printer is body  
worn.  
RW 420 printers with this radio option have been SAR tested.  
The maximum SAR value measured for each model was T. B.D.  
W/kg averaged over 1 gram.  
European Regulatory Information for this Radio  
AT  
EE  
HU  
LU  
SK  
BE  
FI  
CY  
FR  
IT  
CZ  
DE  
LV  
PL  
SE  
DK  
GR  
LT  
IE  
MT  
SI  
NL  
ES  
PT  
GB  
Note: -Member states in the EU with restrictive use for this device are crossed  
out!  
This device is also authorized for use in all EFTA member states (CH, IS, LI, NO)  
Important Notice:  
This device is a portable RF printer intended  
for commercial and industrial use in all EU and  
EFTA member states except in France where  
restrictive use applies.  
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Europe – EU Declaration of Conformity  
This device complies with the essential requirements of the R&TTE Directive 1999/5/  
EC. The following test methods have been applied in order to prove presumption of  
compliance with the R&TTE Directive 1999/5/EC:  
• EN 60950: 2000  
Safety of Information Technology Equipment  
• EN 300 328-2 V1.2.1 (2001-12)  
Technical requirements for spread-spectrum radio equipment  
• EN 301 489-17 V1.2.1 (2002-08)  
EMC requirements for spread-spectrum radio equipment.  
This device is a 2.4 GHz wireless LAN transceiver, intended for indoor home and  
office use in all EU and EFTA member states, except in France where restrictive use  
applies.  
The use of this frequency band in France is subject to restrictions. You may only  
use channels 10 and 11 (2457 and 2462 MHz) on French territory, except in those  
French departments as listed in the table below where channels 1-13 (2412-  
2472 MHz) may be used. For more information see http://www.anfr.fr/ and/or  
01 Ain  
36 Indre  
69 Rhone  
02 Aisne  
37 Indre et Loire  
39 Jura  
70 Haute Saone  
71 Saone et Loire  
72 Sarthe  
03 Allier  
05 Hautes Alpes  
08 Ardennes  
09 Ariege  
41 Loir et Cher  
42 Loire  
75 Paris  
45 Loiret  
77 Seine et Marne  
78 Yvelines  
10 Aube  
50 Manche  
11 Aude  
54 Meurthe et Moselle  
55 Meuse  
79 Deux Sievres  
82 Tarn et Garonne  
84 Vaucluse  
12 Aveyron  
16 Charente  
19 Correze  
2A Corse Sud  
2B Haute Corse  
21 Cote d’Or  
24 Dordogne  
25 Doubs  
57 Moselle  
58 Nievre  
86 Vienne  
59 Nord  
88 Vosges  
60 Oise  
89 Yonne  
61 Orne  
90 Territoire de Belfort  
91 Essonne  
63 Puy de Dome  
64 Pyrenees Atlantique  
65 Hautes Pyrenees  
66 Pyrenees Orientales  
67 Bas Rhin  
68 Haute Rhin  
92 Hauts de Seine  
93 Seine St Denis  
94 Val de Marne  
26 Drome  
27 Eure  
32 Gers  
35 Ille et Vilaine  
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Wireless Local Area Network Overview  
RW 420 printers can be equipped with several radio options  
which use the industry standard 802.11b protocol.  
• RW 420 printers with a Compact Flash (CF) radio module  
can be identified by the FCC ID number “I28MD-RW4137”  
and other regulatory information on the serial number  
label on the back of the unit.  
Printers so equipped allow wireless communication as a  
node within a Wireless Local Area Network (WLAN) and its  
wireless capabilities allow communications from any point  
within the WLAN’s perimeter.  
Methods of establishing communications to RW 420 printers  
will vary with each WLAN application. General information on  
establishing WLAN communications can be found in either the  
“Mobile Printing Systems CPCL Programming Manual” or the  
“Quick Start Guide for Mobile Wireless Printers.” Both docu-  
ments are available on-line at: http://www.zebra.com/manuals  
More information and WLAN configuration utilities may also  
be found in Zebra’s Label Vista™ program (version 2.8 and  
later). Label Vista may be downloaded from the Zebra Web  
Setting Up the Software  
RW 420 printers use Zebra’s CPCL Programming language  
which was designed for mobile printing applications. CPCL  
is fully described in the ”Mobile Printing Systems CPCL Pro-  
gramming Manual”, available on-line from Zebra’s Web site at:  
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You can also use Label Vista™, Zebra’s Windows™  
based label creation program which uses a graphical in-  
terface to create and edit labels in the CPCL language.  
Label Vista is available on-line from Zebra’s Web site at:  
RW 420 printers also support an interpreter for ZPL II®, or  
the appropriate Programming Guides available on-line from  
Zebra’s Web site. If you choose to use a third party label prep-  
aration system, follow the installation instructions included in  
the package.  
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Card Reader Options  
The RW 420 can be equipped with optional Magnetic Stripe  
and Smart Card readers. The magnetic stripe card reader al-  
lows the user to swipe magnetic stripe cards such as credit  
cards through a slot in the printer and then read and process  
the data contained in the card.  
In a similar manner the Smart Card reader can read the in-  
formation written in the microchip embedded in Smart Cards,  
and process the information in the chip in a variety of ways  
depending on the printer’s application.  
Figure 14: Magnetic Stripe Reader Status Indicator  
“Rdr” indicates MSR  
is enabled.  
Zebra RW 420  
Signal:0%  
Battery  
Latch: ok  
(ok)  
Rdr MENU  
Magnetic Stripe Reader  
The status of the Magnetic Stripe Reader (MSR) is indicated  
in three possible ways:  
• Reader status is displayed on the Main Menu LCD as  
shown above in Figure 14.  
• The LCD backlight flashes to indicate status (3 flashes =  
enabled, 2 flashes = disabled).  
• Chimes indicates the reader status (3 chimes = enabled,  
2 chimes = disabled).  
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The MSR is used as follows:  
1. When the reader is enabled, place the card into the  
reader slot as shown. The magnetic stripe (typically on  
the back of the card) must face the bottom of the printer,  
and be inserted into the bottom of the card reader slot as  
shown in Figure 15.  
2. Slide the card through the slot. The card will be read  
if slid in either direction. Depending on the application  
software, the printer will sound one chime when a scan is  
successful .  
3. If the card did not read, slide it back through the slot in  
the opposite direction.  
Figure 15: Using the Magnetic Stripe Reader  
Magnetic Stripe Card  
Place the Card in the reader slot with the mag-  
netic stripe facing down as shown.  
Magnetic Stripe  
Reader Slot  
Card can be read in  
both directions.  
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Smart Card Reader  
The optional Smart Card reader is used as follows:  
1. The LCD will display “RDR” to indicate the Smart Card  
reader is active. (Some reader applications may flash the  
display backlight and/or chime three times to indicate the  
reader status is “ready.”) At this time, the Printer is acting  
only as a Smart Card reader connected to the host termi-  
nal; all other printer functions are suspended.  
2. Insert the card into the reader slot as shown in Figure 16.  
The microchip imbedded in the card must be oriented  
facing the bottom of the printer and must be completely  
inserted into the Reader Slot to scan successfully .  
3. Depending on the application software, the printer will  
sound a chime after a successful transaction.  
4. After the card has been successfully read the Printer can  
resume normal printing operations and the Smart Card  
can be removed.  
Figure 16: Using the Smart Card Reader  
Smart Card Reader  
Slot  
Insert Smart Card  
with microchip  
facing down.  
Insert Smart Card  
completely into  
Printer.  
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Using the Accessories  
Belt Clip  
Refer to Figure 17. All RW 420 printers are equipped with a  
belt clip as standard. To use: hook the clip over your belt, and  
ensure that the clip is securely attached to the belt. The belt  
clip will pivot to allow you to move freely while wearing the  
printer.  
Figure 17: Using the Belt Clip  
Clip printer  
to belt  
Printer can  
pivot freely  
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Adjustable Shoulder Strap  
Refer to Figure 18. If your printer is equipped for the shoul-  
der strap option: snap each end of the shoulder strap into the  
“D” rings in the top of the printer. Slide the buckle away from  
or towards the printer until you achieve the desired length.  
Figure 18: Using the Shoulder Strap  
Hold Buckle  
Pull Strap  
here to  
lengthen  
Pull Strap  
here to  
shorten  
Snap in to  
“D” rings on  
printer  
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Cradle  
The RW 420 can be used in conjunction with a docking  
Cradle. When the printer is “docked” the Cradle will charge  
the printer’s battery and allow the printer to print, receive and  
transmit data as usual. The Cradle can provide power from  
a 12 VDC power supply either from a power take-off point in  
a vehicle or from an external power supply running off A.C.  
power. Refer to the documentation supplied with the Cradle  
for more information.  
Installing the Printer in the Cradle  
It is recommended as a safety precaution that the  
adjustable shoulder strap be removed prior to docking the  
Printer. This precaution ensures the strap will not interfere with  
proper operation of the vehicle.  
• Remove the Docking Connector Cover from the bottom  
of the printer, and retain it for future use. (Refer to Figure  
20.)  
• Place the bottom of the printer over the two pins in the  
Cradle.  
• Rock the top of the Printer into the Cradle and press  
firmly until it latches in place.  
• Ensure the Cradle power indicator is lit and turn the  
printer on.  
You can load media (including media from an external sup-  
ply) and perform cleaning operations normally when the  
RW 420 Printer is installed in the Cradle .  
The RW 420 will allow the four display lines on the control  
panel to be rotated 180º when the printer is docked. This  
allows for easier reading of the display when the Cradle is  
Figure 19: Display Rotated for Cradle Installation  
U N E M r d R  
) k o (  
k o : h c t a L  
y r e t t a B  
% 0 : l a n g i S  
Zebra RW 420  
Signal:0%  
Battery  
(ok)  
0 2 4 W R a r b e Z  
Latch: ok  
Rdr MENU  
Display rotated in  
Cradle  
Normal Display in  
Cradle  
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Figure 20: Installing the Printer into the Cradle  
Remove  
and  
retain the  
Docking  
Connector  
Cover  
Charge  
Indicator  
Power Indicator  
Always Green when power is on  
Place the  
Printer over  
the retaining  
pins in the  
Cradle.  
Rock the Printer  
into the Cradle to  
latch it in position.  
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mounted vertically. Refer to Figure 19.  
Removing the Printer from the Cradle  
Refer to Figure 21.  
• Turn the Printer off.  
• Push on the latch on the Cradle and rock the top of the  
printer away from the Cradle.  
• Lift the Printer out from the Cradle.  
Replace the Docking Connector Cover if you will be us-  
ing the Printer for an extended period of time away from the  
Cradle.  
Figure 21: Removing the Printer from the Cradle  
Press the  
Latch button  
Rotate the  
to release the  
Printer out  
Printer.  
of the  
Cradle.  
Lift the printer  
free of the  
retaining pins.  
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Preventive Maintenance  
Extending Battery Life  
• Avoid exposing the battery to direct sunlight or tempera-  
tures over 104° F (40° C).  
• Always use a Zebra charger designed specifically for  
Lithium-Ion batteries. Use of any other kind of charger  
may damage the battery.  
• Use the correct media for your printing requirements. An  
authorized Zebra re-seller can help you determine the  
optimum media for your application.  
• If you print the same text or graphic on every label, con-  
sider using a preprinted label.  
• Choose the correct print darkness, and print speed for  
your media.  
• Use software handshaking (XON/XOFF) whenever pos-  
sible.  
• If your printer has the optional LCD display, use the dis-  
play backlight only when necessary. Turn it off whenever  
it is not needed.  
• Remove the battery from the printer if it won’t be used for  
a day or more and you’re not performing a maintenance  
charge.  
• Consider purchasing an extra battery.  
• Remember that any rechargeable battery will lose its  
ability to maintain a charge over time. It can only be  
recharged a finite number of times before it must be  
replaced. Always dispose of used batteries properly.  
Refer to Appendix D for more information on proper bat-  
tery disposal.  
• Don’t print while the LI 72 Wall Charger is plugged into  
the unit. Unreliable battery charging can result.  
Cleaning Instructions  
CAUTION- Use only cleaning agents specified. Zebra  
Technologies Corporation will not be responsible for damage  
caused by any other cleaning materials used on this printer.  
Clean the printer with either the cleaning pen supplied with the  
printer or a cotton swab saturated with alcohol.  
WARNING: To avoid possible personal injury or damage  
to the printer, never insert any pointed or sharp objects into the  
printer. The Tear Bar has sharp edges. Use care when cleaning  
the Tear Bar or the Printhead to avoid possible personal injury.  
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RW 420 Cleaning  
Area  
Method  
Interval  
Use the supplied cleaning pen  
or 70% isopropyl alcohol on a  
cotton swab to clean the print  
elements from end to end (the  
print elements are located  
in the thin gray line on the  
printhead).  
Printhead  
(Figure 22)  
After every five rolls of  
media (or more often, if  
needed)  
Clean thoroughly with the  
cleaning pen or 70% isopropyl  
alcohol and a cotton swab.  
Tear bar  
(Figure 22)  
Rotate the platen roller and  
clean it thoroughly with the  
cleaning pen or 70% isopropyl  
alcohol and a cotton swab.  
Platen Roller  
(Figure 22)  
Exterior  
Water-dampened cloth  
As needed  
After every five rolls of  
media (or more often, if  
needed)  
Brush/air blow. Ensure the Bar  
Sensor and Gap Sensor windows  
are free of dust.  
Interior  
(Figure 22)  
Figure 22: Cleaning the RW 420  
Bar Sensor  
Platen Surface  
Printhead  
Elements  
Tear Bar  
Gap Sensor  
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Troubleshooting  
LCD Control Panel Indicators  
The top of the display shows several icons which indicate  
various printer functions. Check the indicator status, then refer  
to the Troubleshooting topic referenced in the chart to resolve  
the problem.  
Status Icon  
Condition  
Indication  
Ref. to Topic #  
Steady  
Off  
802.11b RF Link established  
No 802.11b RF Link  
n/a  
6
Steady  
Bluetooth Link established  
n/a  
n/a  
Flashing  
Transmitting/Receiving  
via Bluetooth  
Off  
No Bluetooth Link  
6
Flashing  
Low Battery  
3, 6, 7  
Flashing  
Steady  
Flashing  
n/a  
Head latch not closed  
data processing in process  
Out of Media  
9, 11  
8
9,11  
1,13  
Blank Screen  
No application  
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Troubleshooting Topics  
1. No power  
•Check that battery is installed properly  
•Recharge or replace battery as necessary. (Always dispose  
of used batteries properly. Refer to Appendix D for  
more information on proper battery disposal.)  
2. Media does not feed:  
Ensure Media Cover is properly closed and latched.  
•Check media supports for any binding.  
3. Poor or faded print or flashing  
icon:  
•Clean print head.  
•Check battery and recharge or replace as necessary.  
•Check quality of media.  
4. Partial/missing print:  
•Check media alignment.  
•Clean print head.  
Ensure Media Cover is properly closed and latched.  
5. Garbled print:  
•Check baud rate.  
6. No print:  
•Check baud rate.  
•Replace battery. Always dispose of used batteries  
properly. Refer to Appendix D for more information on  
proper battery disposal.  
•Check cable to terminal.  
•Wireless units (Bluetooth or 802.11b) only: Establish RF  
Link. Restore LAN associativity on 802.11b wireless units.  
•Invalid label format or command structure — put printer in  
Communications Diagnostic (Hex Dump) Mode to diagnose  
problem (refer to Troubleshooting Tests section).  
7. Reduced battery life  
•Check battery date code — if battery is one to two years  
old, short life may be due to normal aging.  
•Replace battery. (Always dispose of used batteries  
properly. Refer to Appendix D for more information on  
proper battery disposal.)  
8. Flashing  
icon:  
•No application or application corrupted: reload program.  
•Flashing indicator is normal while data is being received.  
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9. Flashing  
or  
icon :  
•Check that media is loaded.  
Ensure Media Cover is properly closed and latched.  
10. Skips labels (only when using label stock):  
•Check media for top of form sense mark or label gap.  
•Check that the maximum print field has not been exceeded  
on label.  
Ensure bar or gap sensor is not blocked or malfunctioning.  
11. Communication Error:  
•Check media is loaded.  
• Ensure Media Cover is properly closed and latched and  
error indicators are off.  
•Check baud rate.  
•Replace cable to terminal.  
12. Label Jam:  
•Open media cover.  
•Apply generous amount of alcohol to printer in area of  
jammed label.  
13. Blank LCD Screen  
•No application loaded or application corrupted: reload  
program.  
14. Magnetic Strip Card or Smart Card Won’t Read  
Ensure the “RDR” text is displayed, indicating card reader is  
enabled. (Refer to the Operator Controls section.)  
Ensure card is inserted with the magnetic stripe or  
microchip facing in the correct direction.  
•Check card for excessive wear or damage to either the  
magnetic strip or the microchip.  
15. Battery Pack Is Hard to Insert  
•The battery packs for the RW 420 and QL 420  
model printers are similar in size and shape, but not  
interchangable. Verify you are using the correct battery  
pack.  
•Battery pack part number for the RW 420 is CT17102-2.  
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Troubleshooting Techniques  
Printing a Configuration Label  
To print out a listing of the printer’s current configuration fol-  
low these steps:  
1. Turn the printer off. Load the media compartment with  
journal media (media with no black bars printed on the  
back)  
2. Press and hold the Feed Button.  
3. Press and release the Power button and keep the Feed  
button pressed. When printing starts, release the Feed  
button.  
Refer to Figures 23 through 23b for a sample configura-  
tion printout.  
Performing a Forced Shutdown  
It the printer has locked up and is not responding to any op-  
erator inputs or external commands, from either a connected  
terminal or a linked LAN, you can perform a forced shutdown.  
• If the printer software locks up during normal operation,  
force the printer to shut down by pressing and holding  
the Power Button for 3 seconds.  
• If you try to turn the printer off normally and the soft-  
ware locks up, the printer will automatically shut itself off  
after a 10 second delay.  
• If you try to turn the printer off and it does not respond,  
you can force an immediate shut down by pressing and  
holding the Power Button again within 10 seconds.  
A forced shutdown will preserve the printer’s data and set-  
tings  
Communications Diagnostics  
If there’s a problem transferring data between the computer  
and the printer, try putting the printer in the Communications  
Diagnostics Mode (also referred to as the “DUMP” mode). The  
printer will print the ASCII characters and their and their text  
representation (or the period ‘.’, if not a printable character) for  
any data received from the host computer  
To enter Communications Diagnostics Mode:  
1. Print a configuration label as described above.  
2. At the end of 2nd diagnostics report, the printer will print:  
“Press FEED key to enter DUMP mode.”  
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3. Press the FEED key. The printer will print: “Entering  
DUMP mode.”  
NOTE: If the FEED key is not pressed within 3 seconds, the printer will print “DUMP  
mode not entered” and will resume normal operation.  
4. At this point, the printer is in DUMP mode and will print  
the ASCII hex codes of any data sent to it, and their text  
representation (or “.” if not a printable character).  
Additionally, a file with a “.dmp” extension containing the  
ASCII information will be created and stored in the printer’s  
memory. It can be viewed, “cloned” or deleted using the Label  
Vista application. (Refer the Label Vista documentation for  
more information.)  
To terminate the Communications Diagnostics Mode and re-  
turn the printer to normal operations:  
1. Turn the printer OFF.  
2. Wait 5 seconds.  
3. Turn the printer ON.  
Calling Technical Support  
If the printer fails to print the configuration label, or you en-  
counter problems not covered in the Troubleshooting Guide,  
contact Zebra Technical Support. Technical Support ad-  
dresses and phone numbers for your area can be found in Ap-  
pendix D of this manual. You will need to supply the following  
information:  
• Model number/type (e.g. RW 420)  
• Unit serial number (14 digit number, including dashes)  
The serial number is found on the large label on the back  
of the printer. It is also reported in the configuration label  
printout. (Refer to Figures 23 through 23b.)  
• Product Configuration Code (PCC) (15 digit number, in-  
cluding dashes). The PCC number for an RW 420 Printer  
will begin with “RW4” and is printed above the unit serial  
number on the back of the unit.  
43  
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Print Head Test  
End of First Report  
Unit Serial Number  
Software and  
Firmware installed  
Settings for  
RS232 and USB  
communications  
via cable  
Report appears  
only on units with  
wireless options  
installed.  
Units with no  
wireless options  
will print an empty  
line and resume  
printing  
This example has a  
Bluetooth module  
installed. (Refer to  
pages 23-24 for  
more details.)  
Information on  
TCP/IP and LAN  
addresses and  
settings.  
Figure 23: Configuration Label Example  
44  
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Information on any  
installed 802.11b  
wireless devices  
In this example,  
an 802.11b WLAN  
card has been  
detected.  
List of peripherals  
installed. In this  
example the  
printer has the  
Mag Card and  
Smartcard reader  
option, and the  
wireless expansion  
module has an  
802.11b and  
Bluetooth wireless  
module1.  
List of power  
mangement  
settings. Also  
includes a count  
of the number of  
times the unit has  
been powered on.  
1. Dual radio units as illustrated above are not yet offered for sale. This option will be  
offered after initial product release.  
Figure 23a: Configuration Label Example (continued)  
45  
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Flash Memory Size  
RAM Size  
Maximum Label  
Size  
Resident Fonts  
Installed  
Resident  
Pre-scaled Font  
(my 2010.CPF)  
(my 2020.CPF)  
Pre-scaled fonts  
(.cpf) listed  
separately  
Files Loaded in  
myfont .FNT  
myfont2.FNT  
myfont3.FNT  
my_2010 .CPF  
my_2020 .CPF  
Printer Memory (will  
include Pre-scaled  
or Scalable Fonts)  
Amount of Memory  
Available  
End of Configuration  
Report  
Figure 23b: Configuration Label Example (continued)  
46  
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Specifications  
NOTE.- Printer specifications are subject to change without  
notice.  
Printing Specifications  
Print Width  
Up to 4.09 in. (103.8 mm)  
Print Speed  
3 in. /second  
76.2 mm/second)  
Distance from  
Print Element  
to Tear Edge  
.20 in. (5 mm)  
41 dots  
Print Head Life,  
calculated  
1,964,160 in. (50 Km)  
nominal  
Print Density  
203 dots/inch (8 dots/mm)  
Memory/Communications Specifications  
Flash Memory  
RAM Memory  
4 MB flash (standard)  
8 MB RAM (standard)  
RS-232C serial port (RJ-45 connector)  
Configurable Baud rate (from 9600 to 57.6  
Kbps), parity and data bits.  
Standard  
Communications  
Software (X-ON/X-OFF) or hardware (DTR/STR)  
communication handshake protocols.  
USB 2.0 Full Speed Interface (12 Mbps))  
Bluetooth compatible 2.4 GHz SRRF link  
Optional Wireless  
Communications  
Wireless LAN capabilities comply with 802.11b  
protocols  
47  
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Communications Ports  
USB  
Signal  
Pin#  
Name  
Type  
Description  
USB Bus Power  
I/O signals  
1
2
3
4
5
VBUS  
-
USB -  
bi-directional  
USB +  
USB_ID  
Return  
bi-directional  
I/O signals  
-
-
Identifies A/B connector  
Ground  
RS232  
Signal  
Name  
Pin#  
Type  
Description  
1
2
NC  
NC  
no connect  
no connect  
3
4
5
RXD  
TXD  
DTR  
input  
Receive Data  
Transmit Data  
output  
output  
Data Terminal Ready  
set high when printer is on.  
Ground  
6
7
GND  
DSR  
input  
Data Set Ready  
low to high transition turns  
printer on, high to low transi-  
tion turns printer off (if en-  
abled)  
8
RTS  
output  
Request To Send  
set high when printer is ready  
to accept a command or data  
9
CTS  
NC  
input  
Clear To Send from host  
10  
no connect  
48  
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USB  
1
5
10  
1
RS232  
Figure 24: Communication Ports  
49  
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Media Specifications  
Media Width  
2.0 in. to 4.1 in.  
(50.8 to 104.1 mm)  
Max. continuous receipt  
(w/std. memory)  
143 in. (3620 mm)  
Inter-label Gap.  
0.08 in. to 0.16 in. (0.12 in. preferred)  
(2 mm to 4 mm [3 mm preferred])  
Label Thickness  
Max. Label Roll dia.  
Label Inner Core  
.0025” to .0065” (.064 mm to .165 mm)  
2.25 in. (57 mm) O.D.  
.75 in. (19 mm) minimum dia;  
1.38 in. (35 mm) optional setting  
Black Mark  
Dimensions  
The reflective media black marks should  
extend past the centerline of the roll.  
Media  
Requirements  
Minimum mark width: 0.5” (12.7mm)  
perpendicular to edge of media, centered within  
the width of the roll.  
Mark length: 0.094” (2.4 mm) parallel to edge of  
media  
Use Zebra brand direct thermal media that is outside wound. Media may be  
reflective (black mark) sensing, or transmissive (gap) sensing, die-cut, or  
continuous. RW 420 configured with the External Media option will accept fanfold  
media used with an external media supply.  
For die-cut labels, use only full auto dies.  
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Font/Bar Code Specifications  
Standard Fonts: 25 bit-mapped fonts; 1 scalable  
font (CG Trimvirate Bold Condensed*)  
Fonts Available  
Downloadable optional bit-mapped & scalable  
fonts via Label Vista software.  
Optional International character sets:  
Chinese 16 x 16 (trad), 16 x 16 (simplified),  
24 x 24 (simplified); Japanese 16 x 16, 24 x 24;  
Hebrew/Arabic  
*contains UFST from Agfa Monotype Corporation  
Codabar  
UCC/EAN 128  
UCC-128 Composite A/B/C  
Code 39  
Code 93  
EAN 8/JAN 8, 2 and 5 digit extensions  
EAN-8 Composite  
EAN 13/JAN 13, 2 and 5 digit extensions  
EAN-13 Composite  
lnterleaved 2 of 5  
Linear Bar Codes  
Available  
MSI/Plessey  
FIM/POSTNET  
UPC-A, 2 and 5 digit extensions  
UPCA Composite  
UPC E, 2 and 5 digit extensions  
UPCE Composite  
MaxiCode  
PDF 417  
2-D Bar Codes  
Available  
Datamatrix (using ZPL emulation)  
RSS: RSS-14 Truncated  
RSS-14 Stacked  
RSS-14 Stacked Omnidirectional  
RSS Limited  
RSS Expanded  
Rotation Angles  
0°, 90°, 180°, and 270°  
51  
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Physical/Environmental/Electrical Specifications  
Weight  
w/ battery,  
2.0 lbs. (.91 kg. )  
excluding media*  
Operating: -4° to 131° F (-20° to 55° C)  
Storage: -22° to 149° F (-30° to 65° C) Range  
Operating:10% to 90% (non-condensing)  
Storage: 10% to 90% (non-condensing)  
7.4V Lithium-Ion 4 AHr.  
Temperature  
Relative Humidity  
Battery  
External single battery charger Model LI72  
120-230 VAC depending on model selected  
External 4-bay charger Model UCLI72-4  
100-240 VAC  
Chargers:  
RW 420 Cradle/Charger  
12-48 VDC input  
Model RCLI-DC Mobile Chargers  
DC-DC run/charge units  
Input voltages: 12VDC, 9-30 VDC ,30-60 VDC  
* Weight is for unit witout MCR or SmartCard options  
52  
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6.9” [175 mm]  
3.7”  
[94 mm]  
max. 1  
3.1”  
[76 mm]  
max. 1  
7.4” [188 mm]  
Notes:  
1. Dimensions shown  
are for units with the  
MSR/Smart Card option  
installed. Subtract .08”  
[2 mm] from these dimen-  
sions for units without this  
option.  
1.8” [46 mm]  
.25” [6 mm]  
Figure 25: RW 420 Overall Dimensions  
53  
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RW 420 Accessories  
Description  
Order Number  
BT11132-1  
Adjustable shoulder strap  
Carrying Strap  
BT16899-1  
Protective Soft Case  
Extra Battery Pack  
AK17463-001  
AK17463-005  
AK17463-004  
RW 420 Vehicle Cradle/Charger  
9-30 VDC input  
RW 420 Vehicle Cradle/Charger  
w/ cigarette lighter adapter  
9-30 VDC input  
AK17463-003  
CC16614-1  
Model RCLI-DC Mobile Chargers  
DC-DC run/charge units  
12VDC  
CC16614-2 9-30 VDC  
CC16614-3 30-60 VDC  
Model RCLI-AC Mobile Charger-  
12 VDC input w/  
CC16614-9  
12VDC  
cigarette lighter adapter  
Model LI 72- Single Battery Charger  
120-230 VAC input  
AT15759-tab1  
Model UCLI72-4-Four Battery Charger  
100-240 VAC input (U.S./ Japan)  
Model UCLI72-4-Four Battery Charger  
100-240 VAC input (U.K.)  
Model UCLI72-4-Four Battery Charger  
100-240 VAC input (Euro)  
AT16305-1  
AC16305-1  
AC16305-2  
AC16305-3  
Model UCLI72-4-Four Battery Charger  
100-240 VAC input (Australia)  
1. Part number of LI72 Single Battery Chargers will vary depending upon the  
intended country of use. Contact the factory or your Zebra re-seller for  
complete part number information.  
Refer to Appendix A for information on Data I/O Cables.  
For more details on available accessories, contact your authorized Zebra  
re-seller.  
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Appendix A  
Interface Cables  
RS232 Download Cable  
Part Number BL17205-1; RW Mod Plug to 9-Pin DB PC Cable  
10 PIN MOD Plug  
(Printer Signals)  
PIN 9  
(TXD) 3  
(RXD) 2  
3 (RXD)  
4 (TXD)  
5 (DTR)  
6 (GND)  
7 (DSR)  
8 (RTS)  
9 (CTS)  
SHIELD  
(DSR)  
(GND)  
(DTR)  
(CTS)  
6
5
4
8
PIN 1  
(RTS) 7  
SHIELD  
PIN 10  
PIN 1  
USB Cable  
Part Number AT17010-1; USB A to USB Mini B Cable  
55  
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Appendix A  
MORE INTERFACE CABLES  
56  
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Appendix B  
Media Supplies  
To insure maximum printer life and consistent print quality  
and performance for your individual application, it is recom-  
mended that only media produced by Zebra be used. Advan-  
tages include:  
• Consistent quality and reliability of media products.  
• Large range of stocked and standard formats.  
• In-house custom format design service.  
• Large production capacity which services the needs of  
many large and small media consumers including major  
retail chains world wide.  
• Media products that meet or exceed industry standards.  
For more information call Zebra Technologies Corporation at  
+1.866.230.9495 (U.S., Canada and Mexico) and ask to speak  
to a Media Sales Representative.  
Appendix C  
Maintenance Supplies  
In addition to using quality media provided by Zebra, it is  
recommended that the printer be cleaned as prescribed in the  
maintenance section. The following items are available for  
this purpose:  
• Cleaning Pen (10 pack), Reorder No. AN11209-1  
• Cleaning Kit with Cleaning Pen, and Cotton Swabs, Reor-  
der No. AT702-1  
57  
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Appendix D  
Product Support  
When calling with a specific problem regarding your printer,  
please have the following information on hand:  
• Model number/type (e.g. RW 420)  
• Unit serial number  
• Product Configuration Code (PCC)-15 digit number start-  
ing with “RW4”  
Product  
Configuration  
Code  
Serial Number  
RW 420  
For product support, contact Zebra Technologies at:  
Zebra Technologies International, LLC  
333 Corporate Woods Parkway  
Vernon Hills, Illinois 60061-3109 USA  
Phone: +1.847.793.2600 or  
+1.800.423. 0422  
Zebra Technologies  
Latin American Sales Office  
9800 NW 41Street  
Suite 220  
Doral, Florida 33178 USA  
Phone: +1.305.558.8470  
Fax: +1.305.558.8485  
Fax: +1.847.913.8766  
Zebra Technologies Europe Limited  
Zebra House  
The Valley Centre, Gordon Road  
High Wycombe  
Zebra Technologies Asia Pacific, LLC  
1 Sims Lane, #06-11  
Singapore 387355  
Buckinghamshire HP13 6EQ, UK  
Phone: +44.1494.472872  
Fax: +44.1494.450103  
Phone: +65-68580722  
Fax: +65-68850838  
58  
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Appendix D  
Battery Disposal  
The EPA certified RBRC® Battery Recycling  
Seal on the Lithium-Ion (Li-Ion) battery supplied  
with your printer indicates Zebra Technologies  
Corporation is voluntarily participating in an in-  
dustry program to collect and recycle these bat-  
teries at the end of their useful life, when taken  
out of service in the United States or Canada. The RBRC® pro-  
gram provides a convenient alternative to placing used Li-Ion  
batteries into the trash or the municipal waste stream, which  
may be illegal in your area.  
Please call 1-800-8-BATTERY for information on Li-Ion bat-  
tery recycling and disposal bans/restrictions in your area.  
Zebra Technologies Corporation’s involvement in this program  
is part of our commitment to preserving our environment and  
conserving our natural resources.  
Outside North America, please follow local battery recycling  
guidelines.  
Product Disposal  
Do not dispose of this product in unsorted  
municipal waste. This product is recyclable.  
Please recycle according to your local stan-  
dards. For more information, please see our  
59  
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Label, configuration, example 44  
Label Vista 28  
setting WLAN parameters with 27  
Index  
A
Accessories  
Adjustable Shoulder Strap 33  
Belt Clip 32  
Docking Station  
installing the printer in 34  
removing the printer from 36  
list of 54  
M
Media, loading 12  
fan-fold media 14  
media Spacer, use of 14  
P
Programming language  
CPCL 27  
Manual 27  
EPL 28  
ZPL II 28  
B
Battery pack  
charging 9  
while printing 10  
disposal of 37,40  
installing 9  
life, tips for extending 37  
Bluetooth Device Address (BDA) 23  
Bluetooth Networking Overview 23  
R
Regulatory Information  
802.11b (Compact Flash radio)  
EU countries 25  
Bluetooth radio (ZBR-2)  
EU countries 24  
C
S
Card Readers  
Specifications  
Font/bar Codes 51  
Label 50  
Memory/communications 47  
Physical 52  
Magnetic Stripe Reader 29  
Smart Card Reader 31  
Charger, Battery  
LI 72 (single charger) 9  
UCLI72-4 (quad charger) 10  
charging cycle times 11  
safety 10  
Cleaning  
exterior 38  
interior 38  
printing 47  
T
Technical Support  
contacting 43  
Troubleshooting  
control panel indicators 39  
entering communications diagnostic  
mode communicat 42  
forced shutdown 42  
printing a configuration label 42  
topics 40  
platen 38  
printhead 38  
tear bar 38  
Communications  
RS232 21  
Connector signals 48  
USB 22  
W
Wireless Communications  
802.11b (Compact Flash radio) 25  
using in a WLAN 27  
Bluetooth (ZBR3) radio 23  
WLAN. settng up  
Configuration Code, product (PCC) 43  
Controls, Operator 16  
functions illustrated 17  
LCD functions, extended 18  
Cradle 18,34  
Label Vista, using 27  
D
Declaration of Conformity  
802.11b (Compact Flash radio)  
EU countries 26  
Bluetooth radio (ZBR-3)  
EU Countries 24  
L
Label, Configuration  
printing 20  
60  
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Patent Numbers  
This product and/or its use may be covered by one or more of the  
following US patents and corresponding international patents  
worldwide  
D275,286  
D347,021  
D389,178  
D430,199  
D433,702  
3,964,673  
4,019,676  
4,044,946  
4,360,798  
4,369,361  
4,387,297  
4,460,120  
4,496,831  
4,593,186  
4,607,156  
4,673,805  
4,736,095  
4,758,717  
4,816,660  
4,845,350  
4,896,026  
4,897,532  
4,923,281  
4,933,538  
4,992,717  
5,015,833  
5,017,765  
5,021,641  
5,029,183  
5,047,617  
5,103,461  
5,113,445  
5,140,144  
5,132,709  
5,142,550  
5,149,950  
5,157,687  
5,168,148  
5,168,149  
5,180,904  
5,229,591  
5,230,088  
5,235,167  
5,243,655  
5,247,162  
5,250,791  
5,250,792  
5,262,627  
5,267,800  
5,280,163  
5,280,164  
5,280,498  
5,304,786  
5,304,788  
5,321,246  
5,335,170  
5,364,133  
5,367,151  
5,372,439  
5,373,148  
5,378,882  
5,396,053  
5,396,055  
5,399,846  
5,408,081  
5,410,139  
5,410,140  
5,412,198  
5,415,482  
5,418,812  
5,420,411  
5,436,440  
5,444,231  
5,449,891  
5,449,893  
5,468,949  
5,479,000  
5,479,002  
5,479,441  
5,486,057  
5,503,483  
5,504,322  
5,528,621  
5,532,469  
5,543,610  
5,545,889  
5,552,592  
5,570,123  
5,578,810  
5,589,680  
5,612,531  
5,642,666  
5,657,066  
5,768,991  
5,790,162  
5,791,796  
5,806,993  
5,813,343  
5,816,718  
5,820,279  
5,848,848  
5,860,753  
5,872,585  
5,874,980  
5,909,233  
5,976,720  
5,978,004  
5,995,128  
5,997,193  
6,004,053  
6,010,257  
6,020,906  
6,034,708  
6,036,383  
6,057,870  
6,068,415  
6,070,805  
6,095,704  
6,109,801  
6,123,471  
6,147,767  
6,151,037  
6,201,255 B1  
6,231,253 B1  
6,261,009  
6,261,013  
6,267,521  
6,270,072 B1  
6,285,845 B1  
6,292,595  
6,296,032  
6,364,550  
6,379,058 B1  
6,409,401 B1  
6,411,397 B1  
6,428,227 B2  
6,530,705  
6,540,122  
6,607,316  
6,609,844  
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