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 |
|---|---|---|---|---|---|
| CENTURY | C2150F | LED doesn't turn on | Shorted diode. vd 809 | Replace vd 809 | Josimar afonso |
| SAMSUNG | P2279HN | Doesn't start | 5v2 line filtering capacitors with low capacitance c110/c111 1000uf x 10v | Replace them | Rodrigo V F |
| SAMSUNG | CL21C650ML | Vertical closed at the top | Replace diodo zener zd302, 24v e zd303 ,39v | DJ PITUKA | |
| BUSTER | HBTV-29D07HD | No picture or no video with backlight | Short on the panel board cd19/ cd2o/ or cd23/cd24 parallel cp38 and 39, and cp36 and 37 check this line ug2 and cg21 etc... | Replace for another. | JOHN GAMES |
| PHILIPS | 32PFL4007D/78R SN | TV won't turn on, 5v voltage only gave 1.2v and 0.5v varying | Defect in pci power supply ci a6069h 5vdc power supply converter | Ic replacement | Paulo Pinho |
| PHILCO | PH21M SS | Does not turn on, LED is on, when you press power, the LED flashes, +b with 20v | Child lock activated | Turn on the TV with the remote control, go to the menu and deactivate the child lock. hugs to everyone!! | Adrian Chapadão do Céu-Goias |
| SONY | KV-200 MG | TV turns on with normal sound, no image, increasing the screen appears lines. | Bad tube. | I put 3 1n4148 diodes, with cathodes connected to the RGB pins, which come from the PCI, I joined the anode ends and connected them to the IK pin, the image came back normal, I adjusted the screen, and the TV was ok! | Geraldo de Petrópolis |
| PHILIPS | 16GL1033 GR1-L1 | Insufficient width, with normal image | Open 6512 diode | Replace with another equal or equivalent fast cut-off diode | ELVONEUTON FRAGA CAETITÉ BAHIA |
| TOSHIBA | TV2157NFS U18 | Alloy with closed vertical, it is not a defect in the vertical ci | Capacitor 1000uf x16v I short, pci resoldering and mainly q421 5v regulator | Replace them | Rodrigo V F |
| LG | 32LV3700 | TV turns on normally, red LED turns blue, but no image and no sound | In my case it was cold soldering on the BGA (processor) on the main board | I took the plate to the oven at 200ºC for 10 minutes, preheated for 1 minute beforehand, let the plate cool, assembled it, put a cooler on it and the TV has been working normally for over 1 month, the TV is mine, not a customer's. | Ricardo Montes |
| PHILIPS | NX5 POW1200B | Doesn't start | Rectification diodes d7 and d8 open without voltage +12 / -12 / +5v / standby | Replacing sb3100 diodes with μF5802 | Francelino |
| PHILCO | PCM 1446 E 2046 | No characters | Check c612, c175, r614, r613, zd601 | Replace | Mauro Mascarenha Tel.( 88 )981422821 Parazinho - Ceara |
| PANASONIC | LC29FX32L LC29FX32L | Horizontal image date | Defect | Problem | Reginaldo Santos |
| LG | RP14CB20A | Image without horizontal synchronism, the image is colored in the form of sea air in the av and rf | Defect near ic501, changed resistor 4k7 just change the image normalized both av and rf | Resolved | Carlos |
| LG | RP14CB20A | Image without horizontal synchronization, both and the shower effect | Close to the ic501 - lg631 9r, to a resistor position r512 - 4k7 1/8w miniature it is leaking, I measured in the digital test that the 4k7 is giving 5k1 it is changed, I changed it resolved the image was normalized it was ok in both the av and rf | Defect resolved | andre |
| LG | 29FE8RL | Turns off after a few minutes. | Replace resistor r843 220k | Replace resistor r843 220k | DJ PITUKA |
| SAMSUNG | UN32FH4003G | Turns on, appears for a few seconds, threatens the image and restarts | Capacitor c606, next to the tuner, was removed | Toni | |
| PHILCO | 2976 | It takes a while for the LED to light up. 0 volts secondary power supply. | Ic901 | Eletrônica Daniel | |
| PHILIPS | FWP2000X/78 | Tsound is no sound on the fm and mp3 link input. other functions all normal. | Ic 502 | Replaced, and everything went back to normal. | PATRIARCA |
| CCE | 2071 | LED blinking 9 times does not turn on | Power supply varying | Flayback | lucas silva |