XT-XM1 — Sony Car Audio Service Manual (repair manual). Page 2

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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.
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..
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
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