Repair Tips
Search:
Results: 88183
Results: 88183
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
DIVERSOS
|
It works and some time later the screen darkens. | Resolder the tube plate | Ademar - Videira SC | |
| CINERAL |
29- CIN-0507
|
Turns off for no reason. | Change micro keys | Ademar - Videira SC | |
| SAMSUNG |
CN-5039-VB
|
120 volt zener shorting out on secondary +b. | First observe if tsound is no excess +b in the secondary, | Solution, replace the smr-40000 regulator and the fly back | Ademar - Videira SC |
| SAMSUNG |
21M21-MO
|
Turn on and off | Change without measuring resistor r-831 changed from 133k to 154k, (use 01 100k resistor and 01 33k resistor in series. | Ademar - Videira SC | |
| MITSUBICHI |
TC-1410
|
It works, but the image keeps shaking, going back and forth. | Measuring the +b on top of the collector of the transistor q-551 must have 114 volts, if tsound is more, change the photo coupler. | Ademar - Videira SC | |
| PHILIPS |
29M4505
|
Closed vertical. | Replace resistor ( r-3488 ) | Ademar - Videira SC | |
| PHILIPS |
TODOS OS 29 PT. TéLA PLANA
|
It opens on the side and closes, touching the plate reveals the problem. | Solution. resolder capacitor c-455 yellow capacitor near the fly back | Ademar - Videira SC | |
| PHILIPS |
14PT-519
|
Turns on works, but sometimes turns on and off | Change photo coupler and transistor q-7540 | Ademar - Videira SC | |
| PHILIPS |
14PT-4131
|
Turns on makes a square on the screen and turns off | Change photo coupler transistor bc-547 of the power supply and 13k capacitor connected to the collector of the horizontal output. | Ademar - Videira SC | |
| PANASONIC |
TC-14A12
BR3L |
The sound is stuck at low volume; I don't have the remote control. How can I reset the chassis or the TV panel? grateful. | Someone blocked it on the remote control. | Fredy Bezerra Carneiro | |
| PHILCO |
PH-21B
|
Vertical closed | Check cold solder no no jamper w-570 that powers or diode d-556 | Ademar - Videira SC | |
| PHILCO |
PH 21-SS
|
Tsound is no +b in secondary school | Change the resistors (r-552 100k and r-554 150k) | Ademar - Videira SC | |
| PHILCO |
PH-29 US-A2
|
Screen with retraces. | Check cold solder on the fly back pin that generates the 180 volts. | Ademar - Videira SC | |
| PHILCO |
PCS-2700
|
The LED just keeps flashing and it doesn't work. | Change the capacitor (c-720) 47 x 25 volts, located near the vertical heatsink | Ademar - Videira SC | |
| PHILCO / GRADIENTE |
2922
|
Does not open vertically | Change eeprom memory | Ademar - Videira SC | |
| CCE |
HPS-21AVP
|
Dark stripe on the side | Replace capacitor ( c-417 330pf e c-438 2k2 ) | Ademar - Videira SC | |
| CCE |
HPS-21AVP
|
Image that wobbles. | Even though it would be good to change the resistor (r-813) of the 0.15r power supply | Ademar - Videira SC | |
| CCE |
VARIOS
|
Burning the power supply. | Check cold solders on the secondary diodes. | Ademar - Videira SC | |
| TODOS CCE |
TODOS
|
Change channels alone, or turn on or off | Change all control keys. | Ademar - Videira SC | |
| CCE |
HPS-1407-S
|
With sound but no image. | Replace tube plate resistor (fr-901) 22r | Ademar - Videira SC |