Repair Tips
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Results: 88090
Results: 88090
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| APC ESTABILIZADOR |
SOL G4 1000
|
No 110v voltage at the output and rl4 relay crackling like (tzzzzzzz...) | Electrolytic capacitor c8 4.7uf x 100v exhausted. | Replacing it with another one solved the problem. | Evando Viana |
| LG |
CM8350
|
Is demonstrated. with LG demo music. | Check and replace front panel switches | Ricardo silva (PA) | |
| PIONEER |
DEH-1580UB
|
Front is off, has characters but no backlight | Broken track in the area of q873, transistor that takes voltage to the backlight (ilm+b) | Repair the trail | Lucas |
| SAMSUNG |
PL51F4500AG
PLASMA |
Does not turn on, standby blinking, no va, no vs | 5n50 and 9n25 smd mosfets. check them all, in my case tsound were three. | You will definitely find open igbts, which is usual. never just replace the igbts and never power on before testing these smd fets. | SNEGS ELETRÔNICA |
| TOSHIBA |
40L2400
|
It doesn't come out of standby, it just stays on the red LED | N807 3.3v defective, replace this regulator | As a precaution, also replace the n805 3.3v regulator | CARLOS ALBERTO |
| CCE |
LK42D
|
Turn off the LEDs and only the sound remains (all LEDs are good) | Replace r15 you have to for 100k (solved) replace directly | ELETRONICA AUDIO E VIDEO BIRIGUI-SP | |
| PHILCO |
PMS24
|
When opening the door, the light turns on and the prosto and fan rotates | Main relay below the transformer | Ahumaky | |
| PHILCO |
PH28S63D
|
Does not turn on, no stand by. | C8 shorted. | Replace: c8, r20, q2, f1, r15(10r smd), r15a(10r smd). | electronicssupplyparts - Gramado/RS |
| LG |
32LH20R
LP91A |
When turning on lamps, it blinks and goes out. | T-con plate. | This TV doesn't turn on the backlight if you disconnect the LVDS cable, sound's a tip! | BRITO |
| SEMP |
DL4700
|
Flashing standby LED | Diodo dp09 - ba158 | Replace even though it measures good. If you can't find the BA158, you can replace it with the UF4007 | |
| LG |
32LY340C
|
No image on the entire display. only one corner had an image. | Almost all LEDs shorted. only one worked. | I lowered the circuit current. I removed the inverter resistors r816 (8r2) and r817 (1r). the measurements went from 64v and 100ma to 62.5v and 76ma. | Eletrônica R-Tec |
| PANASONIC |
TC14A12
|
Turns on and off, the LED flashes, | Remove r643, to see the real defect, it was the lack of 180v on the grid, defect r555, 2r, and d552 open | DJ PITUKA | |
| PANASONIC |
TC14A12
|
Turns on and off, and the LED keeps flashing | Photocoupler d 807 r 631 360k protection q 401 e r 401 r 520 e r 521 r 864 changed or... remove the r 643 from the protection and that's it | DJ PITUKA | |
| H BUSTER |
HBTV-3201
|
Turn off the lights after a few minutes on | Activating protection | Remove the resistor r720 (smd) close to the ci701 | Eletronicaaeb |
| PHILIPS |
43PUG6102
|
It turns on, shows the logo and then tsound is no video with an image and it has normal sound | Integrated memory u802 25l3006e | Replace memory | SANTOMEL |
| TV SANSUG |
CL 21Z50MQ
AA41-01313B |
TV with low and bad sound | Electrolytic capacitor c817 1000uf 25v e l 201 open | Cícero | |
| PHILCO |
PH39R25DSG LED
|
Sound without image back in the background | Burned out LEDs and diode on the power supply board | Replace LEDs and the d10 diode of the power supply | Tec center |
| H BUSTER |
HBTV-3201
|
Turn off the lights after a few minutes of switching on | Photo coupler with cold solder | Solve photo couplers (all) | Eletronicaaeb |
| TOSHIBA |
32L2400
|
Turn on standby, press power, write Toshiba on the screen and then return to standby | 3v3 regulator on the main micro side was giving 3v0 | Lucas | |
| SEMP TOSHIBA |
32L2400
|
Red LED on, does not turn on, voltages are as if the TV was working on the n807, it cannot have 3.3v on stand by | Replacing the ci dc/dc n801 which was bad | Swap n801 | samuel leite |