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Results: 88020
Results: 88020
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
32LB580B
|
Turns on the blacklight without image but tsound is sound. | SMD capacitor shorted on the screen drive board, c151 I just removed it and it worked, and half of the LEDs were burnt out of the 18 it has, I just had to change it and proto. | Galileu Rocha | |
| AIWA |
AR-295
|
Power supply does not provide 9.3v at the q802 emitter | Q 892-bc 337]16 | 10v zener from collector to emitter of q 802, clamping 9.3v at the point, | KLEEUS |
| PHILCO |
PH42F10
|
Restarting | Keyboard keys keys | Cabeça | |
| SONY |
ADP-240AR AA
|
Turn it on normally using the jumper, but when you inject something to work on the 12v output, the power supply dies | The relay does not hold, it opens as soon as it ejects | It was just replacing the ic41 (1608b) | DEO ELETRÔNICA |
| TOSHIBA |
40RV800
|
The light bulbs blink but they don't turn on, and when they turn on, the power supply buzzes. | Change the main capacitor of the primary, the largest on the board, 180uf x 450v | LS ELETRÔNICA | |
| SAMSUNG |
QN50Q60TAG
|
No image, backlight turns on. | Defect in v-com | Break the vhg trail near r44 (on the v-com board). | Baguatech |
| SEMP TOSHIBA |
LC3255
|
Cuts digital tuning or does not enter digital channels intermittent | Cold soldering on smd n100 integrated circuit | Resolder the ci apply soldering flux use a blower be careful insulate the capacitors around them so they don't come loose | PAULO PINHO |
| SEMP |
L32S4900S
|
No image | Tcom fuse and polyester capacitor c49 just remove | reginaldo moronte,eletronica junior caldas novas | |
| SAMSUNG |
UE55H6200AWXXC
|
Power supply bn44-00711a.stdby power supply on this power supply is 8v on stdby and 13v on pwr-on. it had 4v | The icm801 pwm does not provide impulse from pin 11 to the qm802cs gate | Replace the icm801 (fa6ao1) and the cm813 and cm816 capacitors (2x 22μF - 50v) | Electrohd |
| SAMSUNG |
PL60F5000
|
Blurred image | Two 120Ω resistors each open are in position r5084 and r5097 | In this case they must be in parallel because measuring on the 60Ω board it is right at the tip of the ysus board | Claudio de Oliveira |
| LG |
CM4340
|
Turns on without sound then presents 5 protection | Optoacoplador pc 903 | Replace it and everything is fine | Eletronicazetec |
| AOC |
32LV300C
|
Flashes backlight (leds) and on-off. | Replace c9118 and zd9108 which were leaky and short-circuited (power supply made strange noise). After the change it turned back on normally. | Cezz@r Augusto | |
| SAMSUNG |
UN50TU8000
|
Turns on without image and turns off | A bad screen loosens the flex cable that comes out of the main board. If it sticks, it's a screen defect. You can try putting some tape on the brown cable, but it's not always 100x100. | Cabeça | |
| CCE |
STILE D42
|
I'm sound | Transistoresq12, q14, q15 | Removed and resoldered transistors, resolved the defect. pay attention to keyboard problems with faulty buttons, turn off the keyboard so as not to interfere with the analysis | Claudio Jorge Eckert Junior |
| GRADIENTE |
S-106
|
Channel failing | Change channel key | This key was failing, I just had to replace it and I was back to normal | Kolhlmann |
| SONY |
MHC-EC68USB
|
All functions locked | Some keys leaking or shorted | Replace all keys | DEO ELETRÔNICA |
| RECEPTOR ELSYS |
2.0 PRETO
|
Only vertical grip | Just change the capacitor c 112 | And go for the hug | Arnaldo |
| SOM PHILIPS |
FWM-575
|
Display off | Missing filament tension. | In my case, it was bad contact, in the flat cable that connects the side plate to the front panel. | MARCONES DE ARARIPINA-PE |
| H-BUSTER |
HBTV-4203
|
Sometimes tsound is standby and it turns on normally, sometimes tsound is no standby. | Electrolytic 47/50 non-primary, low capacitance | Replaced and repaired | |
| LG |
50PA4500
|
TV turns on, the logo appears and the screen goes off, the sound remains | Capacitor c 256 of 22mf exhausted on y sus and I just changed it and the TV worked normally | robhwood |