KDL-40/46/55XBR45 (AUS), 40/46/55X4500 (NZ, ES) 2-13E
GL board check
CN6788
LED_xMUTE
more than 1V?
No
Signal board has problem.
Check signal-board
Panel has problem.
Check Panel
GL board may have problem.
Change GL board.
Picture OK?
No
Yes
CN6730
PFC_OUT
=390V±5%
No
G6 board has problem.
Change G6 board
CN6930
PFC_OUT
=390V±5%
No
G7 board has problem.
Change G7 board
Yes
Yes
GL board has broken.
Yes
G6 board
CN6505 1-2pin
=20V±30%
Yes
No
G6 board has problem.
Change G6 board
46inch
55inch