Samsung Repair Tips
Search: samsung
Results: 3800
Results: 3800
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SAMSUNG |
UN46FH5003 UN46EH5300 UN39FH5003
|
On the TVs I replaced, these replaces did not return....the PWM corrected it according to the model, tsound was no overheating, but it is at each technician's own risk. | You can use the un39fh5003 power supply in place of the un46fh5003 and un46eh5300 power supplys, that is, interchange between them is possible. | On the TVs I replaced, these replaces did not return....the PWM corrected it according to the model, tsound was no overheating, but it is at each technician's own risk. | MIGUELTV |
| SAMSUNG |
LN46A650A1F
|
Turns on with sound, lamps off | Main board problem | Just remove the pwm wire, which activates the lamps and the TV works normally. | Emerson Lima |
| SAMSUNG |
324300AG
|
With sound without image | Defect in tecon | ||
| SAMSUNG |
PN43H4000AG
|
After a while, the voltage from you disappears, leaving only the Audio. | Problem with q5014 and d5057 (bad or fake components) | Exchanging them for original components. | DANGRA ELETRÔNICA SÃO PAULO |
| SAMSUNG |
PN43H4000AG
|
After maintenance on the system, the TV works normally, but after a short time the image disappears, leaving only the Audio | Q5014 and d5057 have problems or false components. | Replace components q5014 and 5057 with good components. | DANGRA ELETRÔNICA SÃO PAULO |
| SAMSUNG |
UN32C5000QM/UN40C5000QM/UN46C5000QM
|
Restarts when tuning and changing channels | Eprom was rewritten and varicap was changed, tests were carried out on the varicap circuit, the service menu and parameters bra and semp081 were checked and everything was ok. I saw other unresolved reports on forums with the brand's general c line and nothing was resolved. | Use digital converter/operator signal or tv boxes via hdmi | |
| SAMSUNG |
UN46F8000
|
If you press power standby it flashes 2x and nothing turns on | Mosfet canal p smd do standby ruim | Replace mosfet channel p smd q2202 on signal board | Ariel Santos |
| SAMSUNG |
UN32J4290
|
No image, but with backlight, normal sound | Defect in the display, according to the explanatory video, after much study, checking measurements and seeing that tsound were missing vgl, vgh, voff measurements, checking input voltage on the dcdc 5562a converter and initially ok, after following the steps in the video I got a normal image, in In my case, I lifted the right flat on the right side up to the 415 resistor. If it is raised too much, run the welder over the flet in the direction of the tracks and it will weld again. | Https://www.youtube.com/watch?v=msg16hbv_gc | Claudio Jorge Eckert Junior |
| SAMSUNG |
UN50AU7700G
|
Does not turn on, no stand by | Short capacitor on the main board, you have to remove the heatsink | Replaced shorted capacitor and 13v input fuzistor. injecting 3ah into the 13v input helps to find it. | ANTENISTABNU |
| SAMSUNG |
UN 75 H6300A
TH01 |
With left side of the screen without image, all white | Shorted smd capacitor ca21 was removed from the circuit returning the normal image of attention to the others | God bless everyone | helio |
| SAMSUNG |
UN40H4203
|
Turn it on then a few seconds turn off the LEDs, good LEDs all have normal voltages, if you look with a flashlight tsound is an image on the screen | P-channel mosfet on the main board close to the power supply connector | Replace mosfet q202 | Ariel Santos |
| SAMSUNG |
LN26B450C4MXZD
|
Stand-by LED on but TV does not turn on. | Cm852 and cm876 stuffed. | Replace of both. I put 1500μF it worked perfect. | RYK |
| SAMSUNG |
UN49KU6450
|
Backlight blinks once when turned on | Defective backlight | First check if the acrylic is in good condition, if so, replace the bus and increase r9139 from 1r to 4r7, in my case as it was not available I used 2x10r in parallel. | ZENER Serviço Técnico |
| SAMSUNG |
UN40K5300
|
It turns on but the remote control or the TV controls don't work. | I checked the sensor voltages and they were in order. | Defect on the main board. to replace. | SilvioSantosCTV |
| SAMSUNG |
UN55F6400AG
|
Standby on... when it turned on, the logo appeared and turned off....after some tests it just kept restarting.....I changed the main board to see the percystic symptom... | I replaced the r802 component.. I removed the q854.... I resoldered the cable pins that go to the main board, the defect was remedied... | Compatible cards (unxxf5500- 40inch 43inch, no need to invert image) | TECSAT SAO LEOPOLDO |
| SAMSUNG |
UN50MU6100GXZD
|
Red LED flashing every 3 seconds. When releasing the power supply harness, the backlite does not light up. | Diode d9002c shorted. is in parallel with d9001c is a mur460 | Replace and run for the hug. | RYK |
| SAMSUNG |
UN32J4300AG
|
TV not turning on. sometimes with stand-by LED access, other times not. | Ci with 6 terminals in position ic1303, it is a 13 volt regulator, located close to the speaker connector. I removed it from another scrap plate in the same position. | George Luís | |
| SAMSUNG |
UN32J4300AG
|
TV not turning on. sometimes with stand-by LED access, other times not. | Ci with 6 terminals in position ic1303, it is a 13 volt regulator, located close to the speaker connector. I removed it from another scrap plate in the same position. | George Luís | |
| SAMSUNG |
LN40B650T1M
LN40B650T1M |
No image. TV works but does not light up screen | 1m resistor (position rp812) open, tsound are 4 resistors in series, one was open. | Replace the 1m resistor (rp812) | FLAVIO |
| SAMSUNG |
LN46C530F1
|
Does not turn on stand-by flashing | Shorted regulators | Replace regulators z1031 and z1021 (z1031 can be placed in both positions and green or blue boards) 1 top of the board 1 close to the power supply connector input on the main board | Samsung 46 |