Read Sony XT-XM1 Service Manual online
SERVICE MANUAL
XM SATELLITE RADIO RECEIVER
US Model
SPECIFICATIONS
XT-XM1
Ver 1.1 2003.06
9-874-057-02
Sony Corporation
2003F05-1
e Vehicle Company
C
2003.06
Published by Sony Engineering Corporation
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
Frequency
2332.5 – 2345.0 MHz
Power requirements
12 V DC car battery
(negative ground)
(negative ground)
Outputs
BUS control output
Audio output
Audio output
Inputs
Antenna input (Satellite,
Terrestrial)
BUS control input
Audio input
Terrestrial)
BUS control input
Audio input
Dimensions
224
×
37.8
×
160 mm
(8
7
/
8
×
1
1
/
2
×
6
3
/
8
in.)
(w/h/d)
Mass
Approx. 1.0 kg
(2 lb. 4 oz.)
(2 lb. 4 oz.)
Supplied accessories
Parts for installation and
connection (1 set)
connection (1 set)
Design and specifications are subject to change
without notice.
without notice.
2
XT-XM1
POSITION OF THE ID LABEL
The ID label is stuck on the following position.
ABOUT THE MASTER UNIT
This unit is compatible only with the master unit (car audio system compatible with SONY BUS SYSTEM) released year 2000 or after.
Connect the master unit as shown below to activate this unit.
Connect the master unit as shown below to activate this unit.
ABOUT TYPE A/B
IC107 of the TRANSLATOR board has been changed in the midway the production.
Part No. of the TRANSLATOR board and instruction manual have been also changed accompanying the above change.
When you repair or replace parts indicated in the table, please be sure to check the serial No..
Part No. of the TRANSLATOR board and instruction manual have been also changed accompanying the above change.
When you repair or replace parts indicated in the table, please be sure to check the serial No..
TRANSLATOR
IC701
Instruction
board
manual
TYPE A
A-3274-400-A
6-801-746-02
3-243-168-12
(Serial No. 128500 or before)
MN101C49GYB1
TYPE B
A-3274-779-A
6-801-453-01
3-243-168-21
(Serial No. 128501 or after)
MN101C49GYG
XT-XM1
master unit
released in year 2000 or after
(compatible with
SONY BUS SYSTEM)
SONY BUS CONTROL OUT
SONY BUS CONTROL IN
SECTION 1
SERVICING NOTES
ID label
– SIDE VIEW –
Ver 1.1
3
XT-XM1
SECTION 2
GENERAL
This section is extracted from
instruction manual.
instruction manual.
Connection
Connection example
Cautions
• This unit is designed for negative ground 12 V DC operation only.
• Before making connections, turn the car ignition off to avoid short circuits.
• Connect the yellow power input cord only after all other cords have been connected.
• Run all ground leads to a common ground point.
• Before making connections, turn the car ignition off to avoid short circuits.
• Connect the yellow power input cord only after all other cords have been connected.
• Run all ground leads to a common ground point.
Connection diagram
XM Antenna*
Sony BUS Compatible
Car Audio*
XT-XM1
CD/MD changer*
* not supplied
POWER
SONY BUS CONTROL
OUT
IN
L
R
L
R
OUT
IN
AUDIO
TER
SAT
ANTENNA
Yellow
To a +12 V power terminal which
is energized at all times
Be sure to connect the black ground
lead to it first.
is energized at all times
Be sure to connect the black ground
lead to it first.
Fuse (3 A)
Black
To a metal point on the car
First connect the black ground lead,
then connect the yellow power input
leads.
First connect the black ground lead,
then connect the yellow power input
leads.
CD/MD changer
(not supplied)
Sony BUS Compatible
Car Audio
(not supplied)
4
3
XM antenna
(not supplied)
(not supplied)
OUT
OUT
IN
IN
Green
Yellow
Connect as the connector
hook facing down
hook facing down
Connect with BUS cable to
the XM Satellite receiver,
aligning the v marks.
the XM Satellite receiver,
aligning the v marks.
RCA pin cord
(not supplied)
(not supplied)
BUS cable
(not supplied)
2
Note
When you use an optional BUS cable, note
that a BUS cable with an 8-pin plug (L-type)
cannot be used because of its shape.
When you use an optional BUS cable, note
that a BUS cable with an 8-pin plug (L-type)
cannot be used because of its shape.
(Curry)
Installing the unit
•Mount the unit either inside the trunk or under a seat.
•Choose the mounting location carefully so the unit will not interfere with the normal movements of
•Choose the mounting location carefully so the unit will not interfere with the normal movements of
the driver and it will not be exposed to direct sunlight or hot air from the heater.
•Do not install the unit under the floor carpet, where the heat dissipation from the unit will be
considerably impaired.
First, place the unit where you plan to install it, and mark the positions of the four screw holes on
the mounting surface.
the mounting surface.
Notes
• Use only the supplied screws.
• Be sure not to damage the fuel tank or brake line with the tapping screws.
• Use only the supplied screws.
• Be sure not to damage the fuel tank or brake line with the tapping screws.
Fuse replacement
If the fuse blows, check the power connection and replace the fuse. If the fuse blows again after
replacement, there may be an internal malfunction.
replacement, there may be an internal malfunction.
Warning
Use a fuse with the specified amperage rating.
Use of a higher amperage fuse may cause serious damage.
Use of a higher amperage fuse may cause serious damage.
Screw hole:
ø3.3 mm (
ø3.3 mm (
5
/
32
in.)
1
1
4
XT-XM1
SECTION 3
DIAGRAMS
Note on Printed Wiring Board:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
3-1.
NOTE FOR PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
C
: panel designation.
•
A
: B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from BATT cords.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) and master unit connected
conditions.
no mark : XM
conditions.
no mark : XM
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: XM
E
: AUDIO (AUX)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side) the parts face are indicated.