SATELLITE DIGITAL AUDIO
CONTROL AND
RECEIVER SYSTEM
for Use With
XM® SATELLITERECEIVER
SYSTEM
MODEL SRXM-001
OWNER'S
MANUAL
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RF output is supplied to the RF Modulator. The RF Modulator, in turn, is
capable of recognizing seven (7) FM frequencies; namely, 88.1MHz,
88.3MHz, 88.5MHz, 88.7MHz, 88.9MHz, 89.1MHz and 89.3MHz. The fre-
quency is selected using the FM band of the existing vehicle radio.
(The default FM frequency is 88.5MHz.) Select the FM frequency having
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®
the least noise or static, and then use the SCU to choose the XM
channel for your listening pleasure.
SFT
4
9
AUDIO OUT
TER.
SAT.
R
L
DIN OUT
7
6
5
SATELLITE ANTENNA
(PURCHASED SEPARATELY)
SATELLITE RADIO
RECEIVER UNIT
(RRU)
Satellite Control Unit (SCU)
SATELLITE CONTROL UNIT
(SCU)
1. Liquid Crystal Display (LCD): Presents a display of various
system functions, such as channel/category number, type of
broadcast, song title, performer(s), advisory/error messages,
etc.
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SFT
RF MODULATOR
2. Down Directional (
) Button: When momentarily pressed,
R
L
T O R R U
T O S C U
channel number decreases with each press; when pressed and
held, the channel number decreases continuously. Release the
button when the desired channel number is displayed. When used
in conjunction with the Shift (SFT) button, the MUTE function is
enabled.
FILTER/FUSE
BOX
SATELLITE RADIO RF MODULATOR
TO CAR
ANT.
TO RADIO
ANT.
VEHICLE-RF MODULATOR POWER
CABLE
TO RADIO
ANTENNA JACK
3. Keypad Buttons 0-9: These buttons are used to directly enter a
desired channel number. They are also used when entering and
recalling preset channel numbers into memory.
TO VEHICLE
ANTENNA
13-PIN DIN CABLE
4. Up Directional (
) Button: When momentarily pressed,
®
XM Satellite Receiver System
channel number increases with each press; when pressed and
held, the channel number increases continuously. Release the
button when the desired channel number is displayed. When used
in conjunction with the Shift (SFT) button, the SCAN function is
enabled.
SATELLITE CONTROL UNIT (SCU)
The SCU provides for complete control of the system by means of its
Liquid Crystal Display (LCD) and associated function buttons.
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5. Infrared Detector: Provides detection of the infrared control
signal transmitted by an optional wireless remote control unit
(P/N SAT-RC) for remote operation. Make sure no obstructions
are blocking the signal path.
6. Shift (SFT) Button: When momentarily pressed, this button
provides access to additional functions, such as audio MUTE,
channel SCAN, direct channel access, category select, etc.
SATELLITE RADIO RECEIVER (RRU)
The RRU is the central data receiving equipment required to process
the satellite signals from the external antenna; it contains the process-
ing logic needed to recognize, decode and distribute the incoming pro-
gram information. The RRU is typically installed under the seat or in the
trunk/rear of the vehicle.
7. Power On/Off (
) Button: Press this button to apply power
SATELLITE RADIO RF MODULATOR
to the Satellite Radio Receiver. The associated stereo radio
must be turned on and off separately using its power switch.
8. Mute Function Button: Momentarily press the shift (SFT) but-
The RF Modulator receives the satellite RF signals from the RRU and
provides the necessary FM pass-band logic to recognize and pass these
signals on to your existing vehicle’s FM stereo system. So, when your
radio is tuned to one of the FM frequencies between 88.1MHz and
ton; then press and hold the down directional (
enable the audio mute function. When enabled, the audio pro-
gram is muted and the Mute icon ( ) appears in the lower
) button to
®
89.3MHz, you can enjoy XM programming. The RF Modulator is typi-
right corner of the SCU display. Press any button to exit the mute
function.
cally mounted behind or under the dashboard.
9. Scan Function Button: Momentarily press the shift (SFT)
button; then press and hold the Up directional (
) button to
enable the up channel scan function. When enabled, each
channel is scanned in the up direction for 10 seconds before
moving on to the next active channel. Each channel number
appears in reverse image (white-on-black) format. This per-
mits channel preview or introductory sampling of channel pro-
gramming. Press any button to exit the scan function.
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Functional Operation
Functional operation of the system is controlled by the buttons on the
SCU; i.e., the sequence in which they are pressed, and the length of
time button activation occurs.
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1
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LOADING
UIO OX
SFT
SFT
A
X
POWERING UP THE SYSTEM
After the system has been properly installed and activated, the system
can be powered on in the following manner:
®
The Audiovox Logo Appears-and-XM Satellite Program is Loaded
4. After program loading is complete, the display reverts to either
preview channel 001 (if the system is being activated for the
1. Turn on the existing vehicle radio and tune the radio to the
selected FM frequencies between 88.1MHz and 89.3MHz; if you
are not sure which frequency to select on your existing radio,
use the existing radio’s SEEK, SCAN or TUNE function to tune
through the frequencies until the satellite signal is played
through the speakers.
®
first time), or it will return to the last XM channel being used
when the system was turned off. A typical channel display will
appear as shown below.
CHANNEL LABEL
ARTIST
NOTE: The default FM frequency is 88.5MHz.
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Planet Groove
SONG TITLE
2. Enter this frequency into memory using one of the preset but-
tons on the existing radio, making a note of the FM band and
preset number.
The J Rebal Band
I Don’t Work Here Anymore
-----------------------
CH 022
Pop
SFT
AUDIO
OX
CHANNEL
NUMBER
CAR COMPACT DISC PLAYER
OPEN
PWR
P-950
TRACK
CH
EQ ROCK
ST CLAS
POP
LOC
CATEGORY/GENRE
Tune
MUTE
LOUD
MONO
Audio
Control
/Seek
LOUD
/Track
LOC
ILL
DISC RND
RPT
SCAN
Typical Channel Display
Sub.
W
MULTI-COLOR FLUORESCENT DISPLAY
POWER LEVEL METER
NOTE: If program reception is noisy or contains audible back-
ground static, switch your radio to another FM frequency.
Refer to Direct FM Frequency Selection later in this
manual for details on how to select another FM
frequency.
EQ
T/F
AS/PS
SEL
1
TOP
2
SCN
3
RPT
4
RND
5
D.DN
6
D.UP
MODE
BAND
Typical Car Radio
3. At the Satellite Control Unit (SCU), momentarily press the
Power On/Off button ( ); the Audiovox logo appears and
SELECTING A SATELLITE CHANNEL
A satellite channel can be selected in three ways; namely, by scrolling
station-by-station, by selecting a group or category or by direct access.
then slowly fades out. This may be followed by the LOADING
message on the display. This display indicates that the
system is acquiring and loading the satellite information.
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DISPLAYING THE IDENTIFICATION (ID) CODE
NOTE: When an invalid (no broadcast) channel is encoun-
®
Before you listen to XM Radio, you must subscribe to the service. To
tered, the channel is automatically skipped.
do so, your tuner ID code must be used to identify your radio. This code
®
not only allows you to subscribe to XM Radio, but also allows you to
SELECTINGCHANNELCATEGORIESORGROUPS
To select a specific group or category of entertainment, proceed as
follows:
report any problems. To display the radio ID, proceed as follows:
1. Use the Up/Down buttons to access channel 000; note that the
ID for your radio is displayed in the following format:
1. Press the Shift (SFT) button; the first channel number in that
category (CH 020 for example) for a particular entertainment
grouping, or genre, appears flashing for 5 seconds in reverse
image format.
2. Make a note of your radio ID;
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XM Radio
®
then contact XM Radio through
RADIO ID
YRW600HQ
-----------------------
CH 000
RADIO ID
the web, or by phone, to sub-
scribe to the service.
2. While the number is flashing, momentarily press the Up
SFT
directional (
) button.
3. The category will advance to the next higher category or
grouping (030 for example), which will also flash for 5 seconds. If
no further advance is made, the category number will then re-
main steady.
USING THE UP/DOWN BUTTONS
®
To select an XM channel using just the Up/Down directional buttons,
proceed as follows:
4. To select a category in the down direction, repeat step 1and
1. Momentarily press the Up direction (
) button to advance,
momentarily press the Down directional (
) button. This
one step at a time, to the next higher channel.
To advance rapidly in the upward direction, press and hold the
Up direction button until the desired channel is reached; then
release the button.
will advance to the next lower category or group.
NOTE: Each category or group is also assigned a code num-
ber which can be directly accessed using the shift (SFT)
button; these and other shift codes, and their assign-
ments, are summarized later in this manual.
2. Conversely, momentarily press the Down direction (
) button
to advance, one step at a time, to the next lower channel.
To advance rapidly in the downward direction, press and hold
the Down direction button until the desired channel is reached;
then release the button.
PRESS DOWN BUTTON
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TO ADVANCE TO NEXT
LOWER CATEGORY
20 on 20
The Techs
Oh Baby Oh Baby
MOMENTARY PRESS:
MOMENTARY PRESS:
ADVANCE UPWARD ONE
CHANNEL AT A TIME
-----------------------
CH 020
Pop
ADVANCE DOWNWARD
ONE CHANNEL AT A
TIME
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SFT
AUDIO
OX
PRESS UP BUTTON TO
ADVANCE TO NEXT
HIGHER CATEGORY
20 on 20
The Techs
Oh Baby Oh Baby
-----------------------
CH 020
Pop
PRESS AND HOLD:
CONTINUOUS ADVANCE
UPWARD
PRESS
SHIFT
PRESS AND HOLD:
CONTINUOUS ADVANCE
DOWNWARD
SFT
I
X
CATEGORY/GROUP
NUMBER FLASHES
CATEGORY/GENRE
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DIRECTLYACCESSINGACHANNEL
To directly access a specific channel, proceed as follows:
3. Note that the preset number appears in reverse image format in
the lower right-hand corner of the display on the same line as
the channel number.
4. Repeat the procedure in steps 2 and 3 to save nine other
desirable channels for quick access.
1. Press the Shift (SFT) button; the channel number (CH 020)
flashes for 5 seconds in reverse image format.
2. While the channel number is flashing for the 5-second period,
use the number buttons on the keypad and enter the desired
channel.
3. The selected channel number will appear flashing for 5 sec-
onds and then remain steady.
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PRESS AND HOLD
ANY NUMBER BUTTON
(0-9) TO COMMIT THE
CHANNEL TO PRESET
MEMORY
The Joint
Khrisp
Oh Baby Oh Baby
-----------------------
CH 026
Adventure
6
NOTE: If the selected channel is not available, (---) will appear
on the display and the system will remain tuned to the
previous channel.
SFT
AUDIO
OX
THE PRESET MEMORY
LOCATION APPEARS
HERE
PRESS KEYPAD BUTTONS
TO SELECT DESIRED
CHANNEL
SELECT THE
DESIRED CHANNEL
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20 on 20
The Techs
Oh Baby Oh Baby
-----------------------
CH 020
Pop
SFT
AUDIO
OX
SPECIAL FUNCTIONS USING THE SHIFT BUTTON
There are a number of user preference functions that can be adjusted
simply by using the Shift (SFT) button with a specific number code.
These functions are explained in the following paragraphs.
CHANNEL NUMBER
FLASHES
PRESS THE SHIFT
BUTTON
In general, a shift/code is entered in the following manner:
, where:
PRESETTING A DESIRED CHANNEL
Up to 10 channels can be preset on your SCU for rapid and easy ac-
cess. Channel preset is accomplished as follows:
1. Select the desired channel you wish to save in memory by using
the directional buttons, direct access method, or category se-
lect tuning method.
2. With the desired channel accessed and displayed, press and
hold any one of the numbered keypad buttons for more than 1
second.
(SFT) represents Shift button
activation and XX represents the
specific function code. (The 4-digit
code always starts with 09.)
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DIRECT FM FREQUENCY SELECTION
The selection of a specific FM frequency can be directly accessed
using the appropriate code; these codes are presented as follows:
SYSTEM DEFAULT SHIFT CODE
Defaults refer to the settings that are entered at the factory. When code
31 is entered, the system is reset to the following defaults:
1. All channel presets cancel and revert to channel 1.
2. The LCD backlighting reverts to Green
3. Button confirmation tone is turned on.
4. All deleted channels are reinstated.
Modulator Frequency Codes
CODE
21
SELECTION
88.1MHz
88.3MHz
88.5MHz
88.7MHz
88.9MHz
89.1MHz
89.3MHz
LCD CONTRAST SHIFT CODE
To change the LCD contrast:
1. Enter code 35.
2. Use the Up and Down directional buttons to increase or de-
crease display contrast, respectively.
22
3. Press any button to exit LCD contrast mode.
23
LCD BACKLIGHT DIMMING SHIFT CODE
To enable the LCD backlight dimming feature:
24
1. Enter shift code 36.
2. Use the Up and Down directional buttons to increase or decrease
display dimming, respectively.
25
3. Press any button to exit LCD backlight dimming mode.
26
BUTTON CONFIRMATION TONE SHIFT CODE
Normally, a beep confirmation tone is heard each time a button is pressed
on the SCU. To silence this confirmation tone:
27
1. Enter code 40.
2. To turn the beep tone on again, enter code 41.
NOTE: The default frequency is 88.5MHz
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DISPLAY MESSAGES
LCD BACKLIGHT COLOR SHIFT CODES
The backlighting color for the LCD display can be either Green or Am-
ber; to select the desired color, enter one of the following codes:
®
When problems are encountered during XM system operation, a mes-
sage may appear on the display. The following table outlines the most
common problems and provides a probable cause(s) for each and a
suggested corrective action(s) to restore normal operation.
1. Green------51
2. Amber---- 52
Display Messages
CATEGORY/NORMAL SELECTION MODE SHIFT CODES
To invoke the category selection mode:
MESSAGE
UPDATING
DEFINITION
ACTION NEEDED
1. Category------ 81: A channel change is possible only within the
same category or group.
2. Normal-----80: Return operation to the normal mode, whereby
channels can be selected in sequential order up or down.
RRU is being updated with
latest encryption code.
Wait until code update has
been completed; channels
000 and 001 should function
normally.
CHANNEL SKIP SHIFT CODE
If you wish to prevent acquisition of a particular channel during the
channel selection process:
OFF AIR
The channel currently
selected has stopped
broadcasting.
Select another channel.
LOADING
System is acquiring XM
audio or program
information.
Wait until the system has
received all information.
1. Skip Channel----91: The channel will be skipped over during
channel selection.
2. Recover Channel---- 90: Regain access to the channel by using
the direct selection method (shift plus station number) to select
the skipped channel; then enter code 90.
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Specifications
Troubleshooting Considerations
The following table presents a few possible causes of system operating
faults, their probable causes and the remedial action suggested to re-
store the system to normal operating conditions.
GENERAL
Power Source
Max. Current Consumption
Dimensions:
12 Vdc, Negative Ground
2.0 A
Troubleshooting Considerations
Satellite Control Unit (SCU) 170mmW x 114.9mm D x 26.2mmH
(6.7”) x (4.5”) x (1.03”)
Radio Receiver Unit (RRU) 133mmW x 21.0mm D x 47.5mmH
(5.24”) x (0.83”) x (1.87”)
94.9mmW x 3.15mm D x 26mm H
(3.7”) x (3.15”) x (1.02”)
FAULT
PROBABLE CAUSE
CORRECTIVE ACTION
SCU Does
not Turn On
Blown fuse, power cable not connected
correctly, and/or SCU not connected to FM 2. Check power cable.
1. Check fuses.
RF Modulator
Modulator.
3. Check DIN cable connection
between SCU and FM Modulator.
Weight:
Check
The Satellite Antenna is not connected.
Check antenna connections to the RRU.
Satellite Control Unit (SCU) 9.5 Oz (0.269Kg)
Radio Receiver Unit (RRU) 23.0 Oz (0.652Kg)
Antenna
Display
Message
RF Modulator
6.5 Oz (0.184Kg)
The antenna itself or the antenna cable is
faulty.
Contact system installer or vendor.
RRU
Audio Static
or Loss of
Clarity
FM Modulator frequency in use contains
static.
Switch radio to another FM frequency.
Frequency Range
Usable Sensitivity:
Satellite
2,332.50 - 2,345.00MHz
-94.0 dBm
-90.0 dBm
Vehicle antenna cable not connected to
FM Modulator or vehicle radio.
Check antenna cable.
Terrestrial
AUDIO
Signal-to-Noise Ratio
Separation
No Signal or
Display on
SCU
Check for obstacles over or around
antenna.
Change your location to eliminate
nearby obstacles (bridges, tunnels, etc.).
92 dB (IHF-A Network)
75 dB
No Sound
1. Audio cables not connected.
1. Check audio cables at RRU and FM
Modulator.
RF Modulator
2. FM Modulator antenna connection.
2. Check RF antenna cable connections
between FM Modulator and
vehicle/radio antenna.
Usable Frequencies
88.1MHz, 88.3MHz, 88.5MHz,
88.7MHz, 88.9MHz, 89.1MHz,
89.3MHz
3. Radio not tuned to proper FM
Modulator frequency.
3. Tune radio to proper frequency.
4. Mute mode selected on SCU.
4. Deactivate Mute mode at SCU.
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36 MONTH LIMITED WARRANTY
AUDIOVOX CORPORATION (the Company) warrants to the original retail purchaser of this product that should this product or any part thereof,
under normal use and conditions, be proven defective in material or workmanship within 36 months from the date of original purchase, such
defect(s) will be repaired or replaced with new or reconditioned product (at the Company's option) without charge for parts and repair labor.
To obtain repair or replacement within the terms of this Warranty, the product is to be delivered with proof of warranty coverage (e.g. dated
bill of sale), specification of defect(s), transportation prepaid, to an approved warranty station or the Company at the address shown below.
This Warranty does not extend to the elimination of externally generated static or noise, to correction of antenna problems, to costs incurred
for installation, removal or reinstallation of the product, or to damage to tapes, compact discs, speakers, accessories, or vehicle electrical
systems.
This Warranty does not apply to any product or part thereof which, in the opinion of the Company, has suffered or been damaged through
alteration, improper installation, mishandling, misuse, neglect, accident, or by removal or defacement of the factory serial number/bar code
label(s). THE EXTENT OF THE COMPANY'S LIABILITY UNDER THIS WARRANTY IS LIMITED TO THE REPAIR OR REPLACEMENT
PROVIDED ABOVE AND, IN NO EVENT, SHALL THE COMPANY'S LIABILITY EXCEED THE PURCHASE PRICE PAID BY PURCHASER
FOR THE PRODUCT.
This Warranty is in lieu of all other express warranties or liabilities. ANY IMPLIED WARRANTIES, INCLUDING ANY IMPLIED WARRANTY
OF MERCHANTABILITY, SHALL BE LIMITED TO THE DURATION OF THIS WRITTEN WARRANTY. ANY ACTION FOR BREACH OF ANY
WARRANTY HEREUNDER INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY MUST BE BROUGHT WITHIN A PERIOD OF
48 MONTHS FROM DATE OF ORIGINAL PURCHASE. IN NO CASE SHALL THE COMPANY BE LIABLE FOR ANY CONSEQUENTIAL OR
INCIDENTAL DAMAGES FOR BREACH OF THIS OR ANY OTHER WARRANTY, EXPRESS OR IMPLIED, WHATSOEVER. No person or
representative is authorized to assume for the Company any liability other than expressed herein in connection with the sale of this product.
Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damage
so the above limitations or exclusions may not apply to you. This Warranty gives you specific legal rights and you may also have other rights
which vary from state to state.
U.S.A. : AUDIOVOX CORPORATION, 150 MARCUS BLVD., HAUPPAUGE, NEW YORK 11788 l 1-800-645-4994
CANADA : CALL 1-800-645-4994 FOR LOCATION OF WARRANTY STATION SERVING YOUR AREA
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If you need help, just call our toll-free telephone assistance line at 1-800-645-4994
© 2001 AUDIOVOX ELECTRONICS CORP., HAUPPAUGE, N.Y.
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