SAMSUNG _ UE40D500*BW _ UE26D400*BW _ UE32D400*BW _ UE22D500*BW _ UE19D400*BW_ LE32D400E1W _ LE32D40*E2W _ LE40D50*F7W _ Power supply troubleshooting_PWB code & Part Numbers
* The LEDs on the front panel do not work when connecting the power cord.
* The SMPS relay does not work when connecting the power cord.
* The units appear to be dead.Major checkpoints:
The IP relay or the LEDs on the front panel does not work when connecting the power cord if the cables are improperly connected or the Main Board or SMPS is not functioning. In this case, check the following:
> Check the internal cable connection status inside the unit.
>Check the fuses of each part.
> Check the output voltage of SMPS.
> Replace the Main Board.
SMPS_UD4003 / 32" - BN44-00472A - PSLF800A03S
SMPS_LD400 / 32" - BN44-00438A - PSIV121411A
SMPS_LD503 / 32" - BN44-00469B - IV40F1_BHS
SMPS_LD403 / 32" - BN44-00468A - PSIV121411C
SMPS_UD5003 / 22" - BN44-00467A - PD22A0_BPNV
SMPS_UD5003 / 40" - BN44-00473A - PSLF121A03S
Universal Remote Control Set-up codes to check with Samsung Brand TVs:
0030 0049 0050 0066 0076 0101 0102 0119 0143 0152 0154 0166 0181 0195 0209 0217 0240 0307 0318 0365 0379 0414 0421 0488 0492 0601 0624 0637 0642 0827