Repair Tips
Search:
Results: 88013
Results: 88013
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILIPS |
42PFL3604
|
So stand by | Capacitor c474, next to the crystal on the main board, next to the p21 connection next to the TV's USB | Wesley Borges 7 | |
| AOC |
LE42D7330
|
TV doesn't turn on, no stand by | Ci u501 and u702. short ci hdmi u501, removed it, tv didn't turn on. after changing the 3.3v u702 regulator that feeds hdmi. resolved | Antero | |
| LG |
32LN5400
|
Turns off by itself | Cover touches the highest components on top of the power supply and causes poor contact specifically with d801 and c801. | Resolder d801 and c801 also the highest ones next to them. | ZENER Serviço Técnico |
| CENTURY |
BR2014
|
Turns on normally but has no sound and no image, not allowing channels to be tuned | Ut13 varicap tuner because water got in it was defective | Replace it by putting it in the box, it looks like it came out of the box | Reis eletrônica |
| PHILCO |
PVT OU PCS
|
Turns on and then turns off | Cold solder on the wires that go to the tube plate, on the 180v line | MARCONES DE ARARIPINA-PE | |
| MULTILASER |
TL017
|
TV without sound or loses sound after a while, intermittent.. | J2 earphone oxidation in this j2. bad contact on this j2. | Replace or jump the j2 terminals. | Jocimar |
| H-BUSTER |
HBTV-32D05HD
|
League without image | Cold welding c38 power supply board | Sajage | |
| SONY |
KDL-50W805
|
Pisca led 3x | After checking all the capacitors of the converters I arrived at IC 9104 101104 which provides 1.5v DDR3 and 3.3V main 1 tsound was no open fuse and no shorted capacitor | techmix eletronica | |
| TOSHIBA |
2158NFS
|
Very distorted sound, very hoarse | Q906 on the tube plate is a polarized transistor of the type dtc123ek or kr105s orn1405 this transistor performs audio discrimination despite being on the tube plate | Ferraz | |
| TCL |
50P615
|
No image | Dioso AD602 (power supply of shorted LEDs | Just replace and run to receive the money | Cabeça |
| LENOXX |
CA 311
|
Hoarse or no sound | Without 7v from pin 10 tsound is no sound, with 6 or 5v when increasing the volume it becomes hoarse. | In my model tsound are 2 smd ceramic caps on pin 10 of the output, in the diagram it is 20mf each, I put 15mf each that solved the problem, tsound was another one that I had with the same problem, the same model but another board, pin 10 has only 1 ceramic cap, I put this at 470pf resolution. I hope I helped. | Eletronica System |
| SAMSUNG |
UN40K6500
|
The TV turns on alternating RGB colors, the LCD panel remains in continuous high-gen mode. | T-com card with corrupt files in the ice1 24c64wp memory, rewrite the data or change the card (bn98-06787a, being used in several TV models) | RNSPTEC | |
| PHILCO |
PH40R86
|
LW802 coil heating up fell into the TV | Change caps cw908 and cw922 100uf 63v (I put a 470ufx100v one)...lw802 coil (101) is shorted...I put a 150uh wire taken from scrap...it didn't heat up the lw801 coil anymore | I went to the crowd lol lw801 cw908 cw922 | Alextecnico |
| LG |
32LJ600B
LJ7 |
No image, backlight working, 12v was missing to power the display | If the scheme is impossible to find who is to blame, supply it with an external regulator 7812 | Mitzko Eletronica | |
| SONY |
HCD-GTR888
|
Protect, press play and stop simultaneously showing, power supply | C4041 is not shorted, but it kills the power supply to the 18v 7818 regulator. | EduSSantoz | |
| LG |
26LD330 LG
|
TV working and out of nowsound it turns off and doesn't turn on. | Possible cold welding on power supply components | Re-do the welds | Everton |
| PHILCO |
PH21MSS
|
Inoperative nor does the STB LED light up | Power supply with 50v memory power supply with 1v | Remote control sensor | REAL ELETRON CARVALHOS MG |
| PHILCO |
PH29E63D
|
Turning off sometimes squeaking | Cold welding in the u50 power supply region | Good thermal blower solves it good luck | Jhone eletronica |
| LG |
32LF20R
|
Pulsing power supply outputting 40v to the 24v output | Resistor r 255 of 10k with 1 mega | Ariel Santos | |
| HANNSPREE |
HSG1115
|
Does not turn on - 5v low standby, but comes back when disconnected from the main board. | Orange c953 capacitor from the power supply on the 5v line with high esr. | Replace for new one. 16v 330μF | Tech4U - Vilamar - Portugal |