TV Repair: Common Faults and Solutions.
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Results: 87573
Results: 87573
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| PANASONIC | TC-40CS600B | TV inoperative without any symptoms of information LEDs flashing or access, after checking the power supply I found some voltages, but I didn't have the 5.6v from Stanbay, I downloaded the schematic sound in electronics, then researching the power supplies I found an open coil, jb7404 | This jb7404 coil is open and the TV is inoperative, the 5.6v voltage is missing from the p216 connector, after replacing it with another one the TV works normally again. | When I replaced the coil, the TV started working normally again. | Rivaldo Lira |
| INOVA | DIMER | Doesn't work | Bt416 and burnt r1 | Put bta16/600 and 1k smd resistor in r1 | vitaltec |
| SAMSUNG | LN32D400 | Duplicate screen tv without t.con | Resistor rd14 7k place 15 k on display board | Duplicate screen remove rd14 7k and replace with 15k | Luis Carlos rasa |
| BRASTEMP | BMX35A | Turns off display and no longer accepts commands sometimes | When you open and close the door, the display sometimes turns off and it no longer works intermittently | Replaced capacitor c6 on top of the board and next to the processor | LOU |
| 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 . | This email address is being protected from spambots. You need JavaScript enabled to view it. | |
| 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 |