Sony XBR-55X900H Service Manual page 46

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
2.4 : 4x LED Blinking (BCM_ERR)
BM5/BM5S Board
4x blinking
(BCM_ERR)
Check "LD_RDY" Voltage
High
No
on BM5 Board
or
LCD model ? Panel
"BE_LD_RDY" Voltage at CL5223
on BM5S Board
Yes
Low
NG
Replace LD board
BM5/BM5S
Board
OK
LD Board
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SYS SET