No Power - Sony KD-55A9F Service Manual

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1.0 No Power

TROUBLESHOOTING FLOW
BM3/DPJ Board Model
No Power
Check STBY 3.3V
NG
C805
near CN800
on BM3 board
OK
BM3/DPJ Board
NG
Replace
Between G* Board to
G* Board
BM3 Board Harness
OK
Harness
u-Com Failure
DDCON/LDO
Main Device Failure
18
SYS SET

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