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 |
|---|---|---|---|---|---|
| SONY | SA-AKX56 | Dead | The power supply had normal voltage but did not turn on, it was found that the smd diode (dz2000) on the logic board was shorted | Replace the diode and run to the hug | POWERTECH |
| LENOXX | CA311 | Charge LED stays on and green power is off | Lack of voltage of 5vts | Q5 over tl431 | presto |
| LG | 21FS4RLG | Doesn't start | Horizontal transistor shorted d2689, capacitor 12n 1600v ruin fly back shorted 6174v-6006h replaces 6174v-6006w and c406 -10k 630v ruin c850 - 1000uf 16v tufted on top, I replaced the TV it worked normally, within 2 minutes it turned off, I turned it on in a few minutes it turned off, as the fly back had shorted on pin +b the resistor fr403 - 1r2 1w test in the digital test it was giving 1r8 it was changed I replaced very close to this resistor 2 transistors q801 and q16 - c5343 with leakage, r420 - 240k changed It was giving 290k c409 - 100uf 16v exhausted c407 - 10uf 25 exhausted I replaced it, solved it, it didn't turn off but | Defect resolved | Andre |
| LG | 29 CINEMASTER | It didn't turn on, with normal +b and all secondary voltages ok, but tsound was no image or sound and it didn't play the mat or any other flay-back voltage | C401 sold out | Replace it, and run for the hug! | Edfesom Ramos |
| CCE | LED24TV | Red LED turns on, when you press power the LED turns green and returns to stand by again | Just looking at it makes a noise at the power supply as if it were disarming | D 11 replace without measuring because in the multitest it reported as good. | <small>This email address is being protected from spambots. You need JavaScript enabled to view it.</small> |
| SAMSUNG | CL29C650QG | Turns off and on by itself | R330 which is a 5.1v zener | Put a new one | Dj Velk |
| LG | 21SA1RL | Going into protection shutting down | 07 | Replace without measuring the 100μF35v c307 close to the vertical | Sinailson furtado |
| PHILCO | 2976S 1643 | Called and chatted straight away | Defective width capacitor | Replace for another new one run for hugs | Mário andre |
| LG | 29FS4RLG CW26C | It doesn't turn on, it just keeps hitting the relay, the large capacitor on the power supply is charged | R801 30k altered for 93k | Put a normal 30k of the scheme ready and it was good again | Biel eletrônica |
| CCE | HPS2187 | Open power supply repair r813 | GENIVALDO | ||
| PHILIPS | 32PHG4900 | Reset for inverted or no image defect | With the TV on, you type on the control, (062598+menu casinha+111) then just turn it on the control and it turns back on normally. | Do this procedure | beto2828 |
| SAMSUNG | LN32R71BAX | Check dry electrolytic capacitors on main board | Tsound was no sound and the image was failing | Rmseletronica | |
| PHILIPS | 42PFL3604 | Turns on normally, after 30 minutes to 1 hour of operation it turns off. | Possible loss of capacity of components c 526, c 528 and c 529. | Replace without measuring: c526, c528 and c529. | arock |
| SONY | KDL-40R485 | TV turns on normally, when the image appears it turns off, if you don't apply an antenna signal it doesn't turn off | Ci 9500 defective | Replace for a new one and resolve | luiz videotek |
| SEMP TOSHIBA | 46XV600DA | When activating power it only hits the relay does not work | Change cap. 877 - 814 - 866 and the photo couplers q862 and q813 | Bruno Nicácio | |
| PHILIPS | 42PFL4007 | Doesn't start | Ci hdmi shorted killing voltage | Replace the ci u501 | cleberlima rs |
| ELETROLUX | MTD30 | Panel has the numbers 000 flashing | C100 of 1nf 1kv ceramic in blue color shorted | Replaceloe soon | orlando lott |
| SAMSUNG | CL-21K40MQ | TV changing channels alone | Cause was the dz 213 zener diode with a super leak | Adalton ams | |
| LG | 21FX5RL | Off after a while on | R420 c409 q403 | After replacing these components, the TV no longer turned off by itself. | ELETRÔNICA Power saquaçú |
| PHILIPS | FWM6000X | Does not turn on, on standby | CD mechanism out of time or belt broken | This device only turns on if the mechanism is good | presto |