UN40FH5303 TV Repair: Common Faults and Solutions.
Search: UN40FH5303
Results: 5
Results: 5
UN40FH5303 Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| SAMSUNG | UN40FH5303 | turning off the back light, or turning it on and not turning on the back light | on the main board defective blu line | q204 smd transistor any npn will do, I put bc817 | Ariel Santos |
| SAMSUNG | UN40FH5303 BN91-11598T | Inoperative does not even light the by | Bad transistor on main board. ic1204 or ici204 | I tested the power supply and it was ok, I went to the main board and found this regulator traffic bad. close and connected to the reset key on the main board | Fernando Nascimento |
| SAMSUNG | UN40FH5303 | The LED keeps flashing and doesn't turn on | Change the power supply cm872 and cm873 | Eletronicaaeb | |
| SAMSUNG | UN40FH5303 | LED blinks but doesn't turn on | J818 oxidized (located below the MOSFET heatsink) power supply board | Replace the jumper | Eletronicaaeb |
| SAMSUNG | UN40FH5303GXZD | The image disappears after a while, the audio remains normal | Blu on line defect | Disconnect this pin from the power supply and the 5vdc voltage will remain and will no longer turn off the screen | Paulo Pinho |