Repair Tips
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Results: 88148
Results: 88148
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| LG |
DH4130S
|
Turning off after a few seconds | Ic904, sn431. check components in that line! | Eletrônica Cecé, Brumadinho mg | |
| PHILCO |
PH 21 US
|
Does not turn on, power supply capacitor charged | Photo coupler position n504 change | Replace the n504 817b and that's it | Gracielia |
| CCE |
STYLE D3201
|
Without image and with sound | Tcon fuse open, first change qp1 and ceramic capacitor cd17 short (removal) | HP ELETRONICA | |
| SONY |
MHC-RG550
|
Lock error | Drawer key | Disassemble and clean the point key (run for a hug) | speedtec |
| SONY |
KDL40EX455
|
The TV turns off less than 1 minute after turning it on | Chap. c9305 out of stock | Replace c9305 470μFx16v - note: replace it even if it appears to be fine | Renasoft |
| PHILCO |
PH21MSS
|
This TV arrived at the store with the fly broken, I removed one from a board I had and put it in, but the TV turned on with a reduced picture. | New fly back and solved the problem | Eletrônica Renascer | |
| SONY |
MHC-GTR888 HCD-GTR888
|
Alloy appears protected | I removed the amplifier board, on the main board I soldered the cable that feeds 13v, gnd, ac det, main and pcont, I probed these pins according to the side plate, connect sound without board irs2092s and irf6775m sound worked cd-radio am fm, usb, I set up a power Outside I used audio pins sw-r sub woofer and l normal output, it worked, sound has more power. | I fit with protect motorei a power | |
| SONY |
MHC-GTR888 HCD-GTR888
|
Alloy appears protected | How to move the protect mhc-gtr888, mhc-gtr333 and mhc-gtr555, desolder the side plate pins, main flame, desolder pin 1 / sd-fast 2,3,4,5,6,7,8,9,10 up to pin 11 /res-det, do not desolder pin 12,ac-det,13,pcont (main and 14 pcont (sub), do not desolder the first connector that feeds the 13v board and wsound audio comes out, I turned on the sound and it did not appear but protect . | This is a tip for the technicians who were unable to remove protect | Carlos |
| AOC |
LE50D1452
|
Image overlapping and shaking. | I verified that the defect is the screen. I isolated some tracks of the flat cable that goes from the t-com to the "left" drive board and the problem went away. but it's always a good idea to let the customer know that the screen has a problem. good luck . | ||
| PHILIPS |
14PT 3131/78
|
Vertical closed clear line in the middle of the screen lights up and goes out without stopping | Broken track 160v | Scrape and redo the trail | ELETRONICA OURICURI |
| PHILCO |
PB121 BT
|
On standby - does not turn on | Transistor BD882 open base/collector | Replace the same. | Maastec |
| PHILCO |
PCM2044, 2046
|
No characters | Zener zd601 shorted or r613 open | Tv without characters and after changing, tda 8361, or vertical ci (which could cause the problem, I came across zener 8v2 (zd601) in parallel with r613. problem solved. | cesar |
| HBUSTER |
HBTV-32D05HD
|
Lights blinking or not turning on | T2 transformer with ferrite parading | And replace and run to the hug | Mario Moreci |
| CCE |
HPS1497
CX0014516 |
Hitting the relay and it doesn't work | D819 shorted | Walmir | |
| PHILIPS |
29PT
|
Yellow image | Cold solder on the board | Eletrônica datacheet | |
| PANASONIC |
TC-L32B6B
|
When turning on, you hear a clicking sound from the speaker. then turning off. Sometimes audio comes out. | Cause: shorted audio amplifier, causing the speaker to burn out. | Replace the CI or, if you prefer, the main unit and speaker board. Here I replaced the ci and the speaker. | Sdtech |
| PHILIPS |
15PF9936 17PF9945 23PF9945
|
TV doesn't start, red LED is on but doesn't turn on | Ver resistores 68r/5w psu | Replace for 68r/10w | Mário Martins |
| PHILIPS |
42PFL3403
|
Doesn't work, power supply doesn't start | Diodo smd zd103(20v), u101(fsq510) | Mário Martins | |
| PHILIPS |
14PT110 14PT112 14PT220A
|
Half screen and with characters stacked from top to bottom | Change without testing vertical ci tda3653 | Closed from the right to the middle of the screen, normal sound, on the left side a good image and only characters appear when the TV is turned on. The channel number appears stacked from bottom to top. After leaving the channel number, tsound are no more characters such as menu, brightness, etc. You can't even enter service mode as it doesn't appear on the screen. It is unimaginable to think that the vertical ci could cause such a defect. replace tda3653 without testing, put new one. | cesar |
| PHILIPS |
14PT110
|
Half screen and with characters stacked from top to bottom | 1st change tda8360 and if that doesn't work, change it without testing vertical ci tda 3653 | cesar |