Sony GN3TR - Detailed Troubleshooting Flows

XBR-49/55/65/75X900E
TROUBLE SHOOTING
FLOW
1-1. NO POWER
19
No Power
Check STBY 3.3V
C518
near CN400
on B* board
Harness
G* board
Replace
Between G* board to
B* board Harness
B* board
NG
OK
NG
OK
u-Com Failure
DDCON/LDO
Main Device Failure
WITH G* BOARD