Radio Shack Cordless Telephone ET 686 User Guide

43-686.fm Page 1 Friday, September 10, 1999 3:13 PM  
Cat. No. 43-686  
OWNER’S MANUAL  
Please read before using this equipment.  
2-Line 900 MHz Cordless  
Speakerphone  
ET-686  
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43-686.fm Page 3 Friday, September 10, 1999 3:13 PM  
Line Status Indicators — show if a line  
is available, in use, or on hold.  
We recommend you record your  
phone’s serial number here. The num-  
ber is on the bottom of the base.  
Auto Talk — lets you set the ET-686 so  
you can answer a call by lifting the hand-  
set from the base.  
Serial Number: ___________________  
To reduce the risk of fire or  
shock hazard, do not expose this product to rain  
or moisture.  
WARNING:  
Any Key Answer — lets you set the ET-  
686 so you can press any key to answer  
a call on the base or on the handset  
when it is away from the base.  
CAUTION  
RISK OF ELECTRIC SHOCK.  
!
DO NOT OPEN.  
Redial — lets you quickly redial the last  
TO REDUCE THE RISK OF  
CAUTION:  
number dialed.  
ELECTRIC SHOCK, DO NOT REMOVE  
COVER OR BACK. NO USER-SERVICE-  
ABLE PARTS INSIDE. REFER SERVICING  
TO QUALIFIED PERSONNEL.  
Flash — sends an electronic switch-  
hook signal for use with special phone  
services, such as Call Waiting.  
This symbol is intended to alert  
you to the presence of uninsu-  
lated dangerous voltage within  
the product’s enclosure that might  
be of sufficient magnitude to con-  
stitute a risk of electric shock. Do  
not open the product’s case.  
Tone/Pulse Dialing — lets you use  
your phone with either type of service,  
and you can easily switch from pulse to  
tone dialing for long-distance, bank-by-  
phone, or other special services.  
Hearing-Aid Compatibility — lets you  
use your phone with hearing aids that  
have a T (telephone) switch.  
This symbol is intended to inform  
you that important operating and  
maintenance instructions are  
included in the literature accom-  
panying this product.  
!
This telephone has been tested and  
found to comply with all applicable UL  
and FCC standards.  
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Important:  
FCC STATEMENT  
• Cordless phones such as this one  
require AC power to operate. When  
the AC power is off, you cannot dial  
out or receive incoming calls using  
your ET-686. To be safe, you should  
also have a phone that does not  
need AC power to operate (not a  
cordless phone) so you can still  
make and receive calls if there is an  
AC power failure.  
Your telephone complies with Part 68 of  
FCC Rules. You must, upon request,  
provide the FCC registration number  
and the REN to your phone company.  
These numbers are on the bottom of the  
base.  
You must not connect your phone to any  
of the following:  
• coin-operated systems  
• When AC power is lost, the ET-686  
loses the security access-protection  
code connection between the base  
and the handset. When power is  
restored, put the handset on the  
base briefly to restore this connec-  
tion so you can use the handset.  
• party-line systems  
• most electronic key phone systems  
This equipment complies with the limits  
for a Class B digital device as specified  
in Part 15 of FCC Rules. These limits  
provide reasonable protection against  
radio and TV interference in a residential  
area. However, your equipment might  
cause TV or radio interference even  
when it is operating properly. To elimi-  
nate interference, you can try one or  
more of the following corrective mea-  
sures.  
READ THIS BEFORE  
INSTALLATION  
We have designed your phone to con-  
form to federal regulations and you can  
connect it to most phone lines. However,  
each device that you connect to the tele-  
phone line draws power from the line.  
We refer to this power draw as the  
phone's ringer equivalence number, or  
REN. The REN is on the bottom of your  
phone.  
• Reorient or relocate the receiving  
antenna.  
• Increase the distance between the  
equipment and the radio or TV.  
• Use outlets on different electrical cir-  
cuits for the equipment and the  
radio or TV.  
If you use more than one phone or other  
device on the line, add up all the RENs.  
If the total is more than five (three in ru-  
ral areas), your phones might not ring. If  
ringer operation is impaired, remove one  
of the devices from the line.  
Consult your local RadioShack store if  
the problem still exists.  
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CONTENTS  
Installation ............................................................................................................... 6  
Mounting the Phone ........................................................................................... 6  
Connecting to the Phone Lines .................................................................... 6  
On a Desk Top ............................................................................................. 6  
On a Wall or Wall Plate ................................................................................ 7  
Connecting and Charging the Battery Pack ..................................................... 10  
Setting the Dialing Mode .................................................................................. 11  
Adjusting the Ringer ......................................................................................... 12  
On the Handset .......................................................................................... 12  
On the Base ............................................................................................... 12  
Operation ............................................................................................................... 13  
Using the Handset ............................................................................................ 13  
Making a Call ............................................................................................. 13  
Answering a Call ........................................................................................ 13  
Setting the Handset Volume ...................................................................... 13  
Changing the Channel ............................................................................... 13  
Using the Speakerphone .................................................................................. 14  
Making a Call ............................................................................................. 14  
Answering a Call ........................................................................................ 14  
Adjusting the Speakerphone Volume ......................................................... 14  
Using Mute ................................................................................................. 15  
Using Hold ........................................................................................................ 15  
Switching Between the Handset and Speakerphone ....................................... 15  
Using Both the Handset and Speakerphone .................................................... 16  
Making a Conference Call ................................................................................ 16  
3-Way Conferencing .................................................................................. 16  
4-Way Conferencing .................................................................................. 16  
Using the ET-686 with Extension Phones ........................................................ 17  
Using Redial ..................................................................................................... 17  
Using Flash ...................................................................................................... 18  
Using Tone Services on a Pulse Line ............................................................... 18  
Using the Paging/Intercom Features ................................................................ 18  
Memory Dialing ................................................................................................ 19  
Storing a Number in Memory ..................................................................... 19  
Entering a Pause ....................................................................................... 20  
Dialing a Memory Number ......................................................................... 20  
Chain-Dialing Service Numbers ................................................................. 20  
Testing Stored Emergency Numbers ......................................................... 20  
Using a Headset ............................................................................................... 21  
Troubleshooting .................................................................................................... 22  
Care and Maintenance .......................................................................................... 24  
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INSTALLATION  
Notes:  
• Your phone connects directly to a  
MOUNTING THE PHONE  
You can place the ET–686’s base on a  
desk or table, or mount it on a standard  
wall plate or directly on a wall. Choose a  
location that is:  
modular phone line jack. If your  
phone wiring does not have a modu-  
lar jack, you can update it using  
jacks and adapters available at your  
local RadioShack store. Or, you can  
have the phone company update it  
for you.  
• near an accessible AC outlet  
• near a modular telephone line jack  
• out of the way of normal activities  
• The line that connects a two-line  
phone jack to the phone company  
wiring must be twisted-pair cable.  
Otherwise, you might hear interfer-  
ence (crosstalk) between the two  
lines.  
• away from electrical machinery,  
electrical appliances, metal walls or  
filing cabinets, wireless intercoms,  
alarms, and room monitors  
• away from other cordless phones  
• The USOC number of the two-line  
jack to be installed is RJ14C  
(RJ14W for a wall-plate). The USOC  
number of a single-line jack is  
RJ11C.  
The base’s location affects the hand-  
set’s range. If you have a choice of sev-  
eral locations, try each to see which  
provides the best performance.  
Caution: The supplied RadioShack  
adapter was designed specifically for  
your ET-686. Use only the supplied  
adapter.  
Connecting to the Phone Lines  
To take full advantage of the ET-686’s  
capabilities, you must have two phone  
lines with separate phone numbers. If  
you have only one line, you can order a  
second from your phone company.  
On a Desk Top  
1. To connect the phone to a two-line  
phone jack, plug one end of the sup-  
plied long two-line modular cord into  
the TEL LINE 1/2 jack on the back of  
the phone.  
You can connect the ET-686 to the lines  
in one of these ways:  
• connect two lines through a two-line  
modular phone jack  
• connect two lines through two one-  
line modular phone jacks  
• connect one line through a one-line  
modular phone jack  
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Note: If you connect the phone to a  
two-line phone jack with a two-line  
cord, do not connect a cord to the  
TEL LINE 2 jack or the phone will not  
operate properly. Instead, you can  
connect another phone device, such  
as a fax machine or modem.  
3. Route the adapter’s cord through  
the strain relief slot on the bottom of  
the bracket.  
4. Plug the adapter into a standard AC  
outlet.  
5. Connect the phone cord(s) to the  
modular phone line jack(s).  
6. Raise the base’s antenna to a verti-  
cal position.  
To connect the phone to two one-  
line phone jacks, plug one end of  
the supplied long two-line modular  
cord into TEL LINE 1/2 and plug  
another cord (not supplied) into the  
TEL LINE 2 jack.  
On a Wall or Wall Plate  
Note: To mount the base directly on the  
wall, you need two screws (not supplied)  
with heads that fit into the keyhole slots  
To connect the phone to a single  
one-line phone jack, plug one end of  
the supplied long modular cord into  
the TEL LINE 1/2 or TEL LINE 2 jack.  
on the bottom of the bracket. Drill two  
15  
16  
holes 3 / inches apart. Then thread a  
screw into each hole, letting the heads  
Note: If you connect the phone to a  
single one-line phone jack, do not  
press the unused line button or you  
might hear feedback.  
5
16  
extend about / inch from the wall.  
2. Plug the supplied AC adapter’s bar-  
rel plug into the DC IN 9V jack on the  
back of the base.  
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1. Insert the two tabs at the top of the  
narrow end of the supplied bracket  
into the base’s upper tab slots as  
shown, then press down on the  
bracket’s latches and insert them  
into the clip slots.  
To connect the phone to two one-  
line phone jacks, plug one end of  
the supplied short two-line modular  
cord into TEL LINE 1/2 and plug  
another cord (not supplied) into the  
TEL LINE 2 jack.  
To connect the phone to a single  
one-line phone jack, plug one end of  
the supplied long modular cord into  
the TEL LINE 1/2 or TEL LINE 2 jack.  
2. To connect the phone to a two-line  
phone jack, plug one end of the sup-  
plied long modular cord into the TEL  
LINE 1/2 jack on the back of the  
phone.  
Note: If you connect the phone to a  
single one-line phone jack, do not  
press the unused line button or you  
might hear feedback.  
3. Insert the supplied AC adapter’s  
barrel plug into the DC IN 9V jack on  
the back of the base.  
Note: If you connect the phone to a  
two-line phone jack with a two-line  
cord, do not connect another (third)  
phone line to the TEL LINE 2 jack or  
the phone will not operate properly.  
Instead, you can connect another  
phone device such as a fax machine  
or modem.  
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4. Route the adapter’s cord through  
the narrow groove on the bracket.  
plug the second cord into the sec-  
ond phone jack.  
If you are using two phone cords,  
route the second cord through one  
of the wide grooves on the bracket.  
To mount the phone directly on a  
wall, align the bracket’s keyhole  
slots with the mounted screws and  
slide the base downward to secure  
it. Connect the phone cord(s) to the  
modular phone line jack(s).  
5. To mount the phone on a wall plate,  
plug the other end of the short mod-  
ular cord into the wall plate jack,  
then align the bracket’s keyhole  
slots with the wall plate studs and  
slide the base downward to secure  
it. If you are using two phone cords,  
6. Plug the adapter into a standard AC  
outlet.  
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7. Press and lift out the handset  
holder, flip it over as shown, then  
snap it back into place.  
2. Plug the battery pack’s connector  
into the socket in the compartment.  
The connector fits only one way.  
8. Raise the base’s antenna to a verti-  
cal position.  
3. Replace the battery pack and the  
cover.  
CONNECTING AND  
CHARGING THE BATTERY  
PACK  
Recharge the battery pack when the  
handset beeps every 3 seconds or its  
line indicators flash every 3 seconds.  
The ET-686 comes with a rechargeable  
nickel-cadmium battery pack in the  
handset but not connected. Before using  
your phone, you must connect the bat-  
tery pack, then charge it for about 24  
hours.  
To charge the battery pack, place the  
handset either faceup or facedown on  
the base. The CHARGE indicator on the  
base lights.  
1. Slide open the battery compartment  
cover and lift the battery pack out of  
the compartment.  
Important: Be sure the battery pack is  
properly connected before you try to  
charge it. The CHARGE indicator lights  
whenever the handset is on the base,  
even if the battery pack is not connect-  
ed.  
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Notes:  
• About once a month, fully discharge  
the battery pack by keeping the  
handset off the base until the low  
battery indications (flashing line indi-  
cators and beeping) appear. Other-  
wise, the battery pack loses its  
ability to fully recharge.  
• When you first use the phone after  
charging or recharging the battery  
pack, the phone might not work and  
you might hear an error tone when  
you press LINE 1 or LINE 2. If this  
happens, return the handset to the  
base for about five seconds. This  
resets the security access-protec-  
tion code.  
• The supplied battery pack should  
last for about a year. When the bat-  
tery pack loses its ability to fully  
recharge, order a replacement bat-  
tery pack at your local RadioShack  
store (see “Replacing the Battery  
Pack” on Page 25).  
• If the battery pack gets weak during  
a call, the handset beeps every 3  
seconds and the line indicators  
flash. When this happens, you can-  
not make another call on the phone  
until you recharge the battery pack.  
SETTING THE DIALING  
MODE  
• Use a pencil eraser to clean the  
charging contacts on the handset  
and the base about once a month.  
Set PULSE-TONE on the back of the  
base for the type of service you have. If  
you are not sure which type you have,  
do this test.  
1. Be sure PULSE-TONE is set to  
TONE.  
PULSE-TONE  
• If the battery pack becomes com-  
pletely discharged or the base loses  
power while the handset is away  
from it, the security code might be  
lost. To reset the code, return the  
handset to the base. If it was the  
handset that lost power, leave the  
handset on the base to charge the  
battery pack.  
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2. Press LINE 1 on the base. The LINE  
1 SPEAKER indicator lights. Then  
listen for the dial tone.  
can choose from a high or low ringer  
setting for the base and the handset.  
LINE 2  
LINE 1  
On the Handset  
At any time except during a call, press  
VOLUME to set the handset’s ringer vol-  
ume. The phone rings at the selected  
volume.  
3. Press any number other than 0 on  
the base keypad.  
VOLUME  
Note: If your phone system requires  
that you dial an access code (9, for  
example) before you dial an outside  
number, do not press the access  
code either.  
On the Base  
If the dial tone stops, that line has  
tone service.  
Set RING VOL for each line (L1 or L2) on  
the back of the base to HI, LO, or OFF.  
With RING VOL set to OFF, the base’s  
ringer does not sound when a call is re-  
ceived, but the handset still rings when it  
is off the base (as does any other phone  
connected to the same line). The hand-  
set does not ring when it is on the base.  
If the dial tone continues, that line  
has pulse service.  
4. Press LINE 2, listen for the dial tone,  
and repeat Step 3.  
If you have tone service on both  
lines, leave PULSE-TONE set to  
TONE.  
RING VOL  
If you have pulse service on either  
line, set PULSE-TONE to PULSE.  
ADJUSTING THE RINGER  
The ET-686 lets you control its base and  
handset ringer volume separately. You  
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OPERATION  
Note: You can use the keypad on either  
the handset or the base to operate the  
ET-686. To make a call with the speak-  
erphone, you must use the base’s key-  
pad; to make a call with the handset,  
you must use the handset’s keypad.  
that is ringing, or press any key to an-  
swer a call. The indicator for the line you  
are using lights at the handset and flash-  
es at the base.  
If you receive a call on one line while  
you are using the handset to talk on the  
other, you hear three ring tones through  
the handset. Press the line button for the  
incoming call’s line. The current call is  
automatically placed on hold.  
USING THE HANDSET  
Making a Call  
If both lines have an incoming call,  
pressing a key answers the line that re-  
ceived a call first.  
To make a call using the handset, lift the  
handset from the base and press LINE 1  
or LINE 2, then dial the number. When  
you press a line button on the handset,  
that line’s indicator on the handset  
lights. The same line’s indicator on the  
base flashes to show that someone is  
using that line at the handset.  
Setting the Handset Volume  
To increase or decrease the handset’s  
volume during a call, press VOLUME.  
Each time you press the button, the vol-  
ume setting changes to low, medium,  
high, or loud.  
Note: If a line indicator on the handset is  
flashing, someone is using that line at  
the base. Press the other line button.  
To end a call, press LINE 1 or LINE 2 on  
the handset or place the handset on the  
base.  
Changing the Channel  
If you hear interference, static, or noise  
during a call, you can press CH to find a  
clearer channel.  
Answering a Call  
When a call comes in, the line indicator  
for that line flashes at the handset and  
base.  
Note: To help you tell which line is ring-  
ing, each line has a distinctive ring tone.  
CH  
To answer a call, lift the handset from  
the base. If the handset is away from the  
base, press the line button for the line  
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The ET-686 changes to a different chan-  
nel each time you press CH.  
lights at the base and flashes at the  
handset.  
Note: If the handset is too far from the  
base, the channel might not change and  
the phone sounds the error beeps. Move  
closer to the base and try again.  
If you receive an incoming call on a line  
while you are talking on the speaker-  
phone on the other, the new call’s line  
indicator flashes and you hear a low ring  
if you have set the RINGER VOL to HI or  
LO. Press the line button for the incom-  
ing call. The current call is automatically  
placed on hold.  
USING THE  
SPEAKERPHONE  
If both lines have an incoming call,  
pressing a number key answers the line  
that received a call first, unless only one  
line has its ringer on. In that case, press-  
ing a number key answers the line with  
its ringer on.  
Making a Call  
To make a call using the speakerphone,  
press LINE 1 (or LINE 2), listen for the  
dial tone, then dial the number. When  
you press a line button on the base, that  
line’s SPEAKER indicator on the base  
lights. The same line’s indicator on the  
handset flashes to show that someone  
is using that line at the base.  
Adjusting the Speakerphone  
Volume  
To set the speakerphone’s volume, slide  
VOLUME on the right side of the base.  
Note: If either SPEAKER indicator on  
the base is flashing, someone at the  
handset is using the line. Press the oth-  
er line button.  
To end a speakerphone call, press LINE  
1 (or LINE 2) again.  
VOLUME  
Answering a Call  
When a call comes in, the indicator for  
that line flashes at the handset and  
base.  
To answer a call, press the line button  
for the line that is ringing, or press any  
number key. The indicator for that line  
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Note: If you are using a line on the  
handset only, pressing HOLD on the  
base will not place the call on hold and  
vice versa.  
Using Mute  
While talking on the speakerphone, you  
can temporarily turn off the ET-686’s mi-  
crophone by pressing MUTE so the other  
party cannot hear you. The SPEAKER  
indicator flashes red when a line is mut-  
ed. Press MUTE again to resume your  
conversation.  
While a call is on hold, you can tempo-  
rarily place the handset on the base or  
use the other phone line without discon-  
necting the current call.  
MUTE  
To release a line from hold, press that  
line’s button on the handset or base, or  
pick up an extension phone. You can  
also release a call from hold by lifting the  
handset if the handset is on the base.  
Pressing HOLD again while a call is on  
hold does not release the hold.  
Note: If you put both lines on hold, lifting  
the handset might not release the call. If  
this happens, press the line button to re-  
lease that line.  
Note: Mute is released when you press  
INTERCOM or HOLD, or you press either  
line button to switch the line.  
SWITCHING BETWEEN  
THE HANDSET AND  
SPEAKERPHONE  
USING HOLD  
To switch to the speakerphone while  
you are using the handset, press HOLD  
on the handset, then press that line’s  
button (LINE 1 or LINE 2) on the base.  
HOLD  
To switch to the handset while you are  
using the speakerphone, lift the handset  
off the base. Or, if the handset is off the  
base, press HOLD on the base, then  
press that line’s button (LINE 1 or LINE 2)  
on the handset.  
Press HOLD on the handset or base  
(where a line is in use) to place a call on  
hold. The indicator for that line flashes  
on the handset and lights red on the  
base.  
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3. Once you have the second party on  
the line, press CONF to bring in the  
first party. Both line indicators light  
steadily. You can now talk with both  
parties, and they can talk with each  
other.  
USING BOTH THE  
HANDSET AND  
SPEAKERPHONE  
To use the handset to join a call at the  
base, or to use the base to join a con-  
versation at the handset, press the line  
button for the line that is in use. You  
hear a busy tone. Before the tone ends,  
press the line button again.  
During the call, one of you can hang up  
and the call can continue. To end the  
call, you must hang up both the base  
and handset.  
CONF  
4. To end the conference call, press  
one line button, then the other. If you  
want to hang up one line and con-  
tinue talking on the other, press the  
line button you want to hang up.  
Note: If you hear a high-pitched noise  
from the base’s speaker, the handset  
and the base are too close together.  
If you want to talk on one line with-  
out disconnecting the other, press  
HOLD, then the button for the line  
you want to talk on. To return to a 3-  
way conversation, press CONF.  
To talk with two parties using both lines,  
see “4-Way Conferencing.”  
MAKING A CONFERENCE  
CALL  
4-Way Conferencing  
3-Way Conferencing  
Follow these steps to use both lines and  
the ET-686’s intercom function to set up  
a four-way call (see “Using the Paging/  
Intercom Features” on Page 18).  
Follow these steps to use both phone  
lines to set up a 3-way call. The proce-  
dure is the same for the handset and the  
base.  
1. Make a 3-way conference call. (See  
“3-Way Conferencing.”)  
1. Place the first call on hold.  
2. Make or answer a call on the other  
line.  
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43-686.fm Page 17 Friday, September 10, 1999 3:13 PM  
2. Press INTCM on the handset or  
INTERCOM on the base to page the  
other keypad.  
To join the conversation from the hand-  
set or base, press the line button for the  
line in use. You hear a busy tone: before  
the tone ends, press the line button  
again.  
INTERCOM  
Note: If you hang up the ET-686 and  
someone is still on that line on an exten-  
sion, the ET-686’s line indicator(s) might  
not stay lit.  
INTCM  
The two outside lines are automati-  
cally placed on hold, but the parties  
on both lines can talk with each  
other.  
USING REDIAL  
You can quickly dial the last number di-  
aled on either line 1 or line 2. When you  
hear a dial tone, press REDIAL/PAUSE  
on the base or REDIAL on the handset.  
3. To answer the page, press INTCM  
on the handset, or INTERCOM on the  
base, then press CONF.  
REDIAL/PAUSE  
4. To end the conference call, press  
LINE 1 and LINE 2 on one keypad,  
then press LINE 2 on the other key-  
pad.  
If you want to hang up one line and  
continue talking on the other, press  
the line button that you want to hang  
up.  
REDIAL  
Notes:  
• Each keypad has a separate redial  
memory. You cannot redial a num-  
ber you dialed on one keypad using  
the redial key on the other.  
Note: You can also make a conference  
call using both the ET-686 and an exten-  
sion phone. (See “Using the ET-686 with  
Extension Phones.”)  
• The redial memory is common to  
both lines. You can redial the num-  
ber you originally dialed on Line 1  
using Line 2, as long as you use the  
same keypad you dialed the number  
on earlier.  
USING THE ET-686 WITH  
EXTENSION PHONES  
The ET-686 detects when an extension  
phone is in use, and the corresponding  
line indicator flashes.  
• The redial memory holds up to 32  
digits, so you can redial long dis-  
tance as well as local numbers.  
17  
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43-686.fm Page 18 Friday, September 10, 1999 3:13 PM  
4. After you complete the call, the  
phone automatically resets to the  
pulse mode when you hang up.  
USING FLASH  
FLASH performs the electronic equiva-  
lent of a switchhook operation for spe-  
cial services, such as Call Waiting.  
USING THE PAGING/  
INTERCOM FEATURES  
For example, if you have Call Waiting,  
press FLASH to answer an incoming call  
without disconnecting the current call.  
Press FLASH again to return to the first  
call.  
You can use the ET-686 as a two-way  
pager and intercom between the base  
and the handset. This is useful if the  
handset is away from the base and you  
want to locate it, or if you want to have a  
conversation between the handset and  
the base.  
To page the handset from the base,  
press INTERCOM. The CHARGE indica-  
tor on the base flashes and the base  
and handset ring. Press INTCM on the  
handset to answer the page. The  
CHARGE indicator on the base blinks.  
FLASH  
Note: If you do not have any special ser-  
vices, pressing FLASH might disconnect  
the current call.  
To page the base from the handset,  
press INTCM. The base rings, even if  
RING VOL is set to OFF. Press INTER-  
COM on the base to answer the page.  
Both line indicators on the handset light,  
and the CHARGE indicator on the base  
lights.  
USING TONE SERVICES  
ON A PULSE LINE  
Some special services, such as bank-  
by-phone, require tone signals. If you  
have pulse service, you can still use  
these special tone services by following  
these steps.  
To end an intercom call, press INTCM on  
the handset, press INTERCOM on the  
base, or hang up the handset.  
1. Be sure PULSE-TONE is set to P.  
During a call, you can page someone at  
either the base or the handset to join the  
conversation. Press INTERCOM or IN-  
TCM. The current call is placed on hold.  
2. Dial the service’s main number.  
3. When the service answers, press  
TONE/ . Any additional numbers  
you dial are sent as tone signals.  
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43-686.fm Page 19 Friday, September 10, 1999 3:13 PM  
To transfer the call, press INTER-  
COM or INTCM again when the per-  
son at the base or handset answers.  
bers. Peel the backing from the stickers  
and attach them to the handset and  
base.  
To start a 3-way call, tell the person  
at the base or handset to press the  
line button for the call, then press  
the same button twice on your key-  
pad when they answer the page.  
Notes:  
• Each number you store can be up to  
16 digits long.  
• You cannot dial a number stored in  
one memory location (the base or  
the handset) using the keypad on  
the other.  
Notes:  
• You cannot page the base or hand-  
set if it is already in use. A warning  
tone sounds.  
• An error tone sounds and the phone  
exits the storing process if you wait  
more than 20 seconds between key  
presses.  
• If a call comes in during an intercom  
conversation, either of the intercom  
parties can answer the call as they  
normally would. press the ringing  
line’s button. The intercom call auto-  
matically disconnects.  
Storing a Number in Memory  
1. To store a number in the handset’s  
memory, lift the handset. To store a  
number in the base’s memory, skip  
to Step 2.  
MEMORY DIALING  
You can store up to 20 numbers in  
memory (ten each in the handset’s and  
base’s memory), then dial a stored num-  
ber by pressing a one-digit memory lo-  
cation number.  
2. Press MEM. The CHARGE indicator  
blinks or the line indicators on the  
handset flash.  
MEM  
3. Enter the number and any tone or  
pause entries (see “Using Tone Ser-  
vices on a Pulse Line” on Page 18  
or “Entering a Pause” on Page 20).  
You can use the supplied memory direc-  
tory stickers to record your stored num-  
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43-686.fm Page 20 Friday, September 10, 1999 3:13 PM  
Note: Each tone or pause entry  
uses one digit of memory.  
and press either line button. When you  
hear a dial tone, press MEM and enter  
the memory location number for the  
number you want to dial.  
4. Press MEM again, then enter the  
memory location number (09)  
where you want to store the number.  
A tone sounds to indicate that the  
number is stored.  
To dial a number stored in the base’s  
memory, press either line button. When  
you hear a dial tone, press MEM and en-  
ter the memory location number for the  
number you want to dial.  
Note: If the phone sounds five quick  
beeps, you have made an entry error,  
and the number was not stored. Start  
again.  
Note: If you select an empty memory lo-  
cation, the base beeps 5 times.  
To replace a stored number, store a new  
number in its place. To erase a number  
from a memory location, press MEM  
twice. Then press the memory location  
number (09) you want to clear. A tone  
sounds.  
Chain-Dialing Service Numbers  
For quick recall of numbers for special  
services (such as alternate long dis-  
tance or bank by phone), store each  
group of numbers in its own memory lo-  
cation.  
Entering a Pause  
To use the stored special service num-  
bers, dial the service’s main number  
first. Then, at the appropriate place in  
the call, press MEM and the number for  
the memory location where the addition-  
al information is stored.  
In some telephone systems, you must  
dial an access code (9, for example) and  
wait for a second dial tone before you  
can dial an outside number. You can  
store the access code with the phone  
number. However, you should also store  
a pause after the access code to allow  
the outside line time to connect.  
Testing Stored Emergency  
Numbers  
To enter a 2-second pause, press REDI-  
AL/PAUSE (REDIAL on the handset).  
Press REDIAL/PAUSE or REDIAL repeat-  
edly for a longer pause.  
If you store an emergency service’s  
number (police department, fire depart-  
ment, ambulance) and you choose to  
test the stored number, make the test  
call during the late evening or early  
morning hours to avoid peak demand  
periods. Also, remain on the line to ex-  
plain the reason for your call.  
Dialing a Memory Number  
To dial a number stored in the handset’s  
memory, lift the handset from the base  
20  
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43-686.fm Page 21 Friday, September 10, 1999 3:13 PM  
You can use a handset holder (available  
at your local RadioShack store) to hang  
the handset on your belt for greater con-  
venience.  
USING A HEADSET  
You can make or answer calls with  
hands-free convenience using an op-  
tional headset (available at your local  
3
When you finish using the headset, dis-  
connect it from the handset and close  
the rubber cover to protect the jack.  
32  
RadioShack store) that has a / -inch  
plug.  
To connect the headset, pull open the  
rubber cover marked  
the handset, then insert the / -inch plug  
into the jack.  
on the side of  
3
32  
Notes:  
• Connecting a headset disconnects  
the handset’s earpiece and micro-  
phone, but it does not affect the ET-  
686’s speakerphone.  
VOLUME on the handset also con-  
trols the connected headset’s vol-  
ume.  
• If you place the handset on the base  
facedown to recharge it while the  
headset is connected, be sure the  
handset seats properly.  
With a headset connected, you make or  
answer calls as usual, using the keys on  
the handset.  
21  
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43-686.fm Page 22 Friday, September 10, 1999 3:13 PM  
TROUBLESHOOTING  
We do not expect you to have any problems with your phone, but if you do, the follow-  
ing suggestions might help.  
Problem  
Suggestion  
The phone does not work or works  
poorly.  
Be sure the base’s phone line cord and AC adapter  
are correctly and securely connected.  
Be sure the handset’s battery pack is connected and  
charged.  
Return the handset to the base for a few seconds to  
reset the security access-protection code.  
The handset stops working or  
works poorly during a call.  
Move the handset closer to the base.  
Lift the base’s antenna to a vertical position.  
Be sure the handset’s battery pack is charged.  
Low volume or unusual sounds.  
Severe noise interference.  
Someone has picked up another phone on the same  
line. Hang up the other phone.  
Keep the handset and base away from computers,  
remote control toys, wireless microphones, alarm  
systems, intercoms, room monitors, fluorescent  
lights, and electrical appliances.  
Move to another location or turn off the source of  
interference.  
Hang up and redial the number.  
The phone cannot be operated at a  
useful distance from the base  
because the signal becomes weak  
or noisy (handset’s range has  
decreased).  
Lift the base’s antenna to a vertical position.  
Be sure neither antenna is touching a metal surface.  
Recharge the battery pack.  
The handset battery pack does not  
charge.  
Check the charging contacts on the handset and  
base. If they are dirty, clean them with a pencil  
eraser.  
Be sure the battery pack is connected correctly.  
Be sure the handset is properly seated on the base.  
Replace the battery pack (see “Replacing the Battery  
Pack” on Page 25).  
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43-686.fm Page 23 Friday, September 10, 1999 3:13 PM  
Problem  
Suggestion  
Handset does not ring or receive a  
page.  
Lift the base’s antenna to a vertical position.  
Move the handset closer to the base.  
Move the handset and base away from other electri-  
cal devices.  
Recharge the battery pack.  
If the base loses power while the handset is off of it, the security access-protection  
code might change. Restore power to the base, then place the handset back on the  
base and leave it there for a few seconds.  
If you still have problems, disconnect the phone. If other phones on the same line  
work properly, the fault is in this phone or its installation. If you cannot find the prob-  
lem, take your phone to your local RadioShack store for assistance.  
23  
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43-686.fm Page 24 Friday, September 10, 1999 3:13 PM  
CARE AND MAINTENANCE  
Your RadioShack ET-686 2-Line 900 MHz Cordless Speakerphone is an example  
of superior design and craftsmanship. The following suggestions will help you care  
for your ET-686 so you can enjoy it for years.  
Keep the ET-686 dry. If it gets wet, wipe it dry immediately. Liquids  
might contain minerals that can corrode the electronic circuits.  
Use and store the ET-686 only in normal temperature environments.  
Temperature extremes can shorten the life of electronic devices, dam-  
age batteries, and distort or melt plastic parts.  
Keep the ET-686 away from dust and dirt, which can cause premature  
wear of parts.  
Handle the ET-686 gently and carefully. Dropping it can damage circuit  
boards and cases and can cause the ET-686 to work improperly.  
Use only fresh batteries of the required size and recommended type.  
Batteries can leak chemicals that damage your ET-686’s electronic  
parts.  
Wipe the ET-686 with a damp cloth occasionally to keep it looking new.  
Do not use harsh chemicals, cleaning solvents, or strong detergents to  
clean the ET-686.  
Modifying or tampering with the ET-686’s internal components can cause a mal-  
function and might invalidate its warranty and void your FCC authorization to oper-  
ate it. If your ET-686 is not performing as it should, take it to your local RadioShack  
store for assistance. If the trouble is affecting the telephone lines, the phone com-  
pany can ask you to disconnect your ET-686 until you have resolved the problem.  
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43-686.fm Page 25 Friday, September 10, 1999 3:13 PM  
Cautions:  
REPLACING THE  
BATTERY PACK  
• You must use a replacement battery  
pack of the same size and type.  
If you follow the instructions in “Connect-  
ing and Charging the Battery Pack” on  
Page 10, the battery pack should last  
about a year. If the battery pack will not  
hold a charge for more than 2 hours af-  
ter an overnight charge, replace it with a  
new 3.6 V, 600 mAh battery pack with a  
connector that fits the socket in the bat-  
tery compartment. You can order a re-  
placement battery pack through your  
local RadioShack store.  
• Do not dispose of the battery pack in  
a fire because it might explode.  
• Do not open or mutilate the battery  
pack.  
• Be careful not to short the battery  
pack by touching it with conducting  
materials, such as rings, bracelets,  
and keys. The battery pack or con-  
ductor might overheat and burn.  
Important: This product contains a re-  
chargeable nickel-cadmium battery  
pack. At the end of the battery pack’s  
useful life, it must be recycled or dis-  
posed of properly. Contact your local,  
county, or state hazardous waste man-  
agement authorities for information on  
recycling or disposal programs in your  
area. Some options that might be avail-  
able are: municipal curb-side collection,  
drop-off boxes at retailers such as your  
local RadioShack store, recycling collec-  
tion centers, and mail-back programs.  
Follow these steps to install the new bat-  
tery pack, then charge the battery pack  
for about 14 hours before you use it.  
Note: To avoid losing phone numbers  
stored in memory on the handset, try to  
install and begin charging the new bat-  
tery pack within 1 minute after removing  
the old one.  
1. Slide open the battery compartment  
cover and lift the battery pack out of  
the compartment.  
2. Gently pull on the battery connector  
to disconnect it, then remove the  
battery pack.  
3. Insert the fresh battery pack inside  
the compartment, plug its connector  
into the socket inside the battery  
compartment.  
4. Replace the cover.  
25  
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43-686.fm Page 26 Friday, September 10, 1999 3:13 PM  
If you cannot eliminate the interference,  
the FCC requires that you stop using  
your phone.  
THE FCC WANTS YOU TO  
KNOW  
In the unlikely event that your phone  
causes problems on the phone line, the  
phone company can temporarily discon-  
tinue your service. If this happens, the  
phone company attempts to notify you in  
advance. If advance notice is not practi-  
cal, the phone company notifies you as  
soon as possible and advises you of  
your right to file a complaint with the  
FCC.  
Some cordless phones operate at fre-  
quencies that might cause interference  
to nearby TVs and VCRs. To minimize  
or prevent such interference, the base of  
the cordless phone should not be placed  
near or on top of a TV or VCR.  
LIGHTNING  
Your telephone has built-in lightning pro-  
tection to reduce the risk of damage  
from surges in telephone line and power  
line current. This lightning protection  
meets or exceeds FCC requirements.  
However, lightning striking the tele-  
phone or power lines can damage your  
telephone.  
Also, the phone company can make  
changes to its lines, equipment, opera-  
tions, or procedures that could affect the  
operation of this telephone. The tele-  
phone company notifies you of these  
changes in advance, so you can take  
the necessary steps to prevent interrup-  
tion of your telephone service.  
Lightning damage is not common. Nev-  
ertheless, if you live in an area that has  
severe electrical storms, we suggest  
that you unplug your phone during  
storms to reduce the possibility of dam-  
age.  
Your phone might cause TV or radio in-  
terference even when it is operating  
properly. To determine whether your  
phone is causing the interference, turn  
off your phone. If the interference goes  
away, your phone is causing the interfer-  
ence.  
Try to eliminate the interference by:  
• Moving your phone away from the  
receiver  
• Connecting your phone to an AC  
outlet that is on a different electrical  
circuit from the receiver  
• Contacting your local RadioShack  
store for help  
26  
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43-686.fm Page 27 Friday, September 10, 1999 3:13 PM  
NOTES  
27  
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43-686.fm Page 28 Friday, September 10, 1999 3:13 PM  
Limited One-Year Warranty  
This product is warranted by RadioShack against manufacturing defects in material and workman-  
ship under normal use for one (1) year from the date of purchase from RadioShack company-owned  
stores and authorized RadioShack franchisees and dealers. EXCEPT AS PROVIDED HEREIN, Ra-  
dioShack MAKES NO EXPRESS WARRANTIES AND ANY IMPLIED WARRANTIES, INCLUDING  
THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED  
IN DURATION TO THE DURATION OF THE WRITTEN LIMITED WARRANTIES CONTAINED  
HEREIN. EXCEPT AS PROVIDED HEREIN, RadioShack SHALL HAVE NO LIABILITY OR RE-  
SPONSIBILITY TO CUSTOMER OR ANY OTHER PERSON OR ENTITY WITH RESPECT TO ANY  
LIABILITY, LOSS OR DAMAGE CAUSED DIRECTLY OR INDIRECTLY BY USE OR PERFOR-  
MANCE OF THE PRODUCT OR ARISING OUT OF ANY BREACH OF THIS WARRANTY, IN-  
CLUDING, BUT NOT LIMITED TO, ANY DAMAGES RESULTING FROM INCONVENIENCE, LOSS  
OF TIME, DATA, PROPERTY, REVENUE, OR PROFIT OR ANY INDIRECT, SPECIAL, INCIDEN-  
TAL, OR CONSEQUENTIAL DAMAGES, EVEN IF RadioShack HAS BEEN ADVISED OF THE  
POSSIBILITY OF SUCH DAMAGES.  
Some states do not allow the limitations on how long an implied warranty lasts or the exclusion of in-  
cidental or consequential damages, so the above limitations or exclusions may not apply to you.  
In the event of a product defect during the warranty period, take the product and the RadioShack  
sales receipt as proof of purchase date to any RadioShack store. RadioShack will, at its option, un-  
less otherwise provided by law: (a) correct the defect by product repair without charge for parts and  
labor; (b) replace the product with one of the same or similar design; or (c) refund the purchase  
price. All replaced parts and products, and products on which a refund is made, become the prop-  
erty of RadioShack. New or reconditioned parts and products may be used in the performance of  
warranty service. Repaired or replaced parts and products are warranted for the remainder of the  
original warranty period. You will be charged for repair or replacement of the product made after the  
expiration of the warranty period.  
This warranty does not cover: (a) damage or failure caused by or attributable to acts of God, abuse,  
accident, misuse, improper or abnormal usage, failure to follow instructions, improper installation or  
maintenance, alteration, lightning or other incidence of excess voltage or current; (b) any repairs  
other than those provided by a RadioShack Authorized Service Facility; (c) consumables such as  
fuses or batteries; (d) cosmetic damage; (e) transportation, shipping or insurance costs; or (f) costs  
of product removal, installation, set-up service adjustment or reinstallation.  
This warranty gives you specific legal rights, and you may also have other rights which vary from  
state to state.  
RadioShack Customer Relations, 200 Taylor Street, 6th Floor, Fort Worth, TX 76102  
04/99  
We Service What We Sell  
RadioShack  
A Division of Tandy Corporation  
Fort Worth, Texas 76102  
UCZZ01228ZZ  
Printed in the Philippines  
07A99  
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