Sony XBR-55X900H Service Manual page 18

2020/06/27 06:31:32 (GMT+09:00)
S E C T I O N 3
T R O U B L E S H O O T I N G
1.0 No power
BM5/BM5S Board Model
No Power
Check STBY 3.3V Replace
NG
NG
C1708 Between G* Board to
G* Board
near CN1700 on BM5/BM5S Board
BM5/BM5S board Harness
OK
OK
Harness
BM5/BM5S
Board
u-Com Failure
DDCON/LDO
Main Device Failure
18
SECTION 1 SECTION 2 SECTION 3 SECTION 4 SECTION 5 SECTION 6
SYS SET