TV Repair: Common Faults and Solutions.
Search:
Results: 87578
Results: 87578
Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| CCE | D42 | Blue LED with red, does not turn on, all voltages ok, power supply board ok, keyboard board ok. | 100uf-16v electrolytic filter capacitor at the output of the 1.8v LD1117 voltage regulator, from the main board, apparently good capacitor, but killing the 1.8v voltage dropping to 1.2v. | After removing the capacitor, the TV turned on normally even without the capacitor, but it was replaced and the TV is working beautifully. | jss_josafa |
| PHILIPS | 14GL1013 | Device does not turn on the power supply | 22k resistor 3501 near tr 7502 feeds 0.5v received from 70va | Replace, it was just cool, collaborate friends, may God bless us.. | jrezende |
| PHILCO | PH21SS | TV does not turn on, no stand by, power supply disarms when turned on | Optocoupler replacement | Emerson | |
| PHILCO | TPW3280 | Green image with risk and turns off | Leak in the kg line (green) bf423 transistor with leak | Replace bf423 q 820 | Center som |
| SEMP | LC4246FDA KIP-L180L16C1-01 | TV didn't turn on and didn't use 12v | Changed nw901= q0465r when changing the TV it works again. | Alice Eccel | |
| PHILIPS | 29PT8568S | I'm sound | Capacitor c627 1000ufx25v | j.bosco | |
| PHILIPS | FWP2000 | Defect connected to the normal radio when connecting to the usb or cd it went to the demonstration and turned off | Replace the c729 close to the ci706 c 10nf25 for 10nf50 | Just replace c729 | jose raimundo rodriques |
| BRANDT | 70201S ICC17 ICC17 | Some high leakage to the line transformer ferrite and little brightness | Breakout from the high, jumped to the tl02 bf422 and caused with little brightness | Line transformer 40330-56,10642070 HR8540 and TL02 BF422 | Paulo Costa |
| SAMSUNG | CL29K40MQ | TV does not turn on by power supply, rises and falls at 89 volts | R926 from 3k3 aberto next to epron | Replace it and just run for the hug | ANDRE SOS |
| LG | CM4350-AB | When turning on it comes with sound when increasing it cuts the sound | A lot of cold soldering and the oxidized photocoupler pc903 changes and runs into the hug | vanderlei de jesus barbosa | |
| LG | 50PN4500 | TV does not recognize HDMI or RCA input | Lack of power at the AD5 output of the processor | Plate replacement | Core Assistencia |
| SAMSUNG | CL21C650ML | Turns on with the vertical folded at the top of the screen 1 minute then turns off. | Dz302 and dz303 shorted in some cases, dz 306 also shorted this zener trio works in series. | Replace and go for the hug. | Ferraz |
| SEMP | SK11 | Hitting relay | R604 | Gabaglio | |
| MITSAI | 11AK56 11AK56 | Red pilot, gives a starting impulse and, if you accelerate in g2, it gives a risk in the middle and then it stays in stand by | Missing, 8v at the c615 point | Substituir q602 eq603 bc639 eic 600 an15524 | Paulo Costa |
| MITSAI | 14CN07 11AK56 | Red pilot, gives a starting impulse and, if you accelerate in g2, it gives a risk in the middle and then it stays in stand by | Missing, 8v at the c615 point | Substituir q602 eq603 bc639 eic 600 an15524 | Paulo Costa |
| PHILIPS | 21PT5435/78 | No audio | After a lot of struggle, I got a tip sound, the 2444 470x16v | Replace and that's it! thanks for the tip. | ELETRÔNICA CAVALCANTE MARTINÓPOLE-CE |
| PHILIPS | FP9400 | Low sound | See capacitors 2257 and 2258, both 47uf x 25v | ADEMAR | |
| CCE | HPS2118USP | Cushion effect | Q406 | Replace | Mauro Mascarenha Tel. (88) 981422821 Parazinho - Ceara |
| CCE | HPS2118USP | Cushion effect | Q405 | Replace | Mauro Mascarenha Tel. (88) 981422821 Parazinho - Ceara |
| CENTURY | BR2014 | Flashing display does not activate the relay | Photo-coupler | Replace the same | ma eletronica |