Toshiba 40L2546 - Troubleshooting

6. Troubleshooting
The flow chart shown below will help you to troubleshoot your Televison set with it doesn’t display normally.
Each procedure offers a simple way to check for system errors. Before starting, ensure that there is a signal in
and that the Televison is turned on.
NG
Inspect Assy Cable wire
conect
OK
IR/LED board NO light
NG
Change Main board
OK
Change new IR/LED board
Check IR/LED
board Assy
Check CN14
pin4,5 >2.5V
Check CN14
Pin2 :3.3V-ST
NG
2