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Results: 88148
Results: 88148
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SEMP |
TV1452 OAV
U19 |
Turns on with a hiss at the power supply as if it were a flyback leak from the 85v power supply | Replace q862 photocoupler | Replace q862 photocoupler | DJ PITUKA |
| SEMP TOSHIBA |
TV2977(A) ULTRA SLIM
SL91 |
The LED light stays on and the TV doesn't turn on | I wanted to know what it could be | Wellington | |
| LG |
32LN536B
|
Black screen with backlight | Llineartj1118 2.5 volt regulator. ic402 next to nand memory | 3.3 volts at the input and if the output does not measure 2.5, you can replace it and it will solve | Williston |
| PHILCO |
TC1444
|
TV turns on and blinks along with the by LED | R713 atherated giving 176k | Replacing it as it is a r of 100k | ANDRE SOS |
| LG |
42PT250
|
Stopped, stdby is on, it looks like it's going to turn on but goes back to standby | Q11 and q12 shorted and sometimes q15 and q16 too, after changing them check c721 may be burnt, you can't measure it, just check it if it's perfect, I advise you to remove it and leave it without it | VICTORINO | |
| BUSTER |
HBTV-32D02FD
|
Just stays on stand-by | R28 (1megaΩ) must have 1.5v that goes to pin 7 of the l6599d | Cold solder on resistors r7,r6,r26,r27. also check r28 and r8, both 1 megaΩ (precision) | Sperotto |
| SEMP TOSHIBA |
TV1450MAV
U17 |
White lines at the top of the screen | Capacitor c308 - 100x35 | C308 capacitor replaced | Bruno |
| PHILCO |
PH32E31DG
|
League works shows right after with vertical lines | Oxidation and dirt on the flat cable on the right side of the screen | Clean the screen flat on the right side, clean the screen frame wsound the flet is located | klaudio |
| PHILCO |
TP1454
|
TV doesn't turn on, LED lights up weakly | Directly replace the 2 elcos in the primary power supply c927 of 2.2 mf + c943 of 100 mf | Irmao | |
| ELETROLUX |
TODOS
|
Call but don't forget | Causes relay on the control board. | Replace the same | Fernando rj |
| LG |
42LM3400
|
Slightly negative colors, with three curtains over the image | Leaky capacitor in the t-com and display circuit; | In my case, I replaced the c-124 capacitor on the display ruler | jairoeletrotecnico |
| ORBSAT |
S2200 PLUS 2
|
No channel, RF or AV input | Resolder the regulator 7805, u100 on the varicap side | DJ PITUKA | |
| CENTURY |
BR2014
|
Doesn't start | Doesn't start | 1n4004 diode shorted | marcos juazeiro Bahia |
| AOC |
LE32D3330
|
Turns on, lights up the screen and turns off the panel LEDs quickly. continues with sound. | Modified led bar | To avoid replacing the LED bars, in this case, I replaced the value of r8107 on the power supply board. Increase the value. Place a 2r2 resistor in series with r8107. total value 6r9. It worked normally for several days in testing, ok. | Ferrarini |
| LG |
32LK330 EAX61124203/2
|
TV turns on the LED and it blinks, no image, no sound, LCD lamps don't light up | In my case, two MOSFETs K3868 Q707 and Q709 are shorted, opening the fuse F501 15A/250V in the inverter area on the power supply board | Replace the fuse and the two original k3868 mosfet, you have to put the original k3868 mosfet | Ricardo Montes |
| TOSHIBA |
TV 2999KMS
LEM7 |
Very low sound on both channels | Electrolytic capacitors c 636 and c 637, both 47 microfarads at 25v, are defective. | Replace the two. | Francisco Oliveira |
| PHILCO |
PH14B
|
Sometimes it turns on, sometimes it doesn't. the LED stays on. | Defective l752 coil. | marcones de Araripina Pe. | |
| PHILIPS |
20PT3336
|
TV doesn't turn on LED off | 4k7 resistor 3581 | seu nem eletronica | |
| CINERAL |
21P CIN-0405
|
Doesn't start | Photo coupler | Replace | davi.sls |
| PHILCO |
PH21M SS
|
+b oscillating and LED blinking. | Q 802 2n5551 and 18v diode shorted. the zener diode that is in the position of r 816, 12v line. | After the replace everything was ok. | George Pontes |