No Power - Sony XR-55A90J Service Manual
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Also See for XR-55A90J:
- Help manual (143 pages) ,
- Dismantling information for use (14 pages) ,
- Reference manual (221 pages)
Table of Contents
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2021/02/04 23:38:48 (GMT+09:00)
T R O U B L E S H O O T I N G
1.1 No Power
No Power
Check STBY 3.3V
Replace
NG
NG
C1708
Between Power Board to
Power Board
near CN1700 on
BM5S21 Board
BM5S21 board
Harness
OK
OK
Harness
BM5S21
Board
u-Com Failure
DDCON/LDO
Main Device Failure
20
20
SAFETY NOTES
SELF DIAGNOSTIC FUNCTION
TROUBLESHOOTING
SERVICE ADJUSTMENT
DIAGRAM
HANDLING GUIDE
SYS SET
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