How To Check Fault Symptom; Power - Samsung UN49KS8000F Service Manual

4. Troubleshooting

4-2. How to Check Fault Symptom

4-2-1. Power

TV POWER STANDBY
„
1. TV in Standby
√ Standby LED Indicator
2. If Not Lit:
√ AC 120Vac Line
3. If missing:
√ 120Vac Source and Power Cord
4.
If OK:
√ Resistance on SMPS
5. If fusses are open replace SMPS.
6. If fuses are OK:
√ Standby: A13V
7. If any missing remove the SMPS connector to Main Board .
√ Standby A13V again for 9VDC.
If OK replace Main Board.
-
If still missing replace
-
4-2
Fuse after first removing AC power cord.
(Always On) to Main Board. Should all be approx. 9 VDC
SMPS.