Repair Tips
Search:
Results: 88118
Results: 88118
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SAMSUNG |
LN40B550K1V BN44-00264A
|
Does not turn on or turn on standby | Verrificar q1820 q1821 (5n50ut), ci um8015 st strw 6252 e fusivel 8025 de 3,15a | sergiopax | |
| CCE |
D3201
|
Flashing video | Cold solder trafo t1, causing variation in 12volts | Solve trafo | Diego Boeira |
| HB BUSTER |
HBTV 3203HD
|
Does not turn on, nor does the standby LED | No voltage 5 volts standby, only primary voltages. | Diode d905 shorted. | Paulo Valdir |
| PHILIPS |
14PT314A/78R
|
When changing the fly_back the TV worked normally but after a few minutes it started to turn off intermittently and also when pressing the volume key the TV entered the menu | Q7611 | Just make a jump on the base and collector of the 7611 smd transistor and the TV will work normally. Praise be to God! | Sinailson furtado |
| CCE |
D3201
|
Flashing video | Cold solder trafo t1, causing variation in 12volts | Solve trafo | Diego Boeira |
| SAMSUNG |
UN40J5200AG
|
TV doesn't turn on at all | Without 13v at the power supply output | Measure the three diodes at the 13v output. dm8610, dm8620 and dm8630, one of them will have a short circuit and just replace it | Brenner |
| SONY |
MHC-GTX888
|
Doesn't start | 12v transformer open, and diode d1200 shorted | Replace transformer and diode solved | Lino |
| HBUSTER |
HBTV-32D05HD
|
Only blue LED, supply voltages ok | Lack of 1.5v for the ddr memory - d26 and d27 in the main open causing lack of voltage in the up8 IC responsible for powering the ddr | Replace of d26 ( 1n4001) and d27 ( 1n4001 ) | Guilherme - GL Eletrônica - Contagem MG |
| AIKO |
FP2901
|
It has sound, it has brightness, the menu letter appears, everything is normal, - but the image does not appear | Capacitor c559 broken terminal or loose solder | ||
| AIKO |
FP2901
|
With normal picture without sound | Replace ci 302 smd lv1116n ficom bom | ||
| LG |
21FU4RL
|
Plate or cushion defect | R 451 15k | AIRTON | |
| LG |
42LP560M 60LN549E 55LN549E 55LN541C 47LN549E 47LN541C 42LN549E 42LN541C 39LN549E 32LP560M 32LN549E 32LN541C
|
The TV restarts repeatedly after it has been running for a while | Poor contact between the power supply and the mainboard. The drop of 3.5v_st is detected by the unstable contact of the connector. replace the psu cable (connector) and socket, (apply glue to the connector and socket. | Anderson | |
| LG |
32LF57 49LF51 49LH57 49UF64 49UH60
|
Blue screen with spots | This problem is caused by the elimination of the silicon deled pkg replacing the led strips | Anderson | |
| SONY |
KLV-40V410A
|
Frozen image with horizontal stripes with no response from remote control or panel. | I checked all the power supply voltages (+12,+15, +5v), the panel lit up normally with the image frozen in horizontal stripes. | I resoldered the 2 BGA ICs that are below the heatsink, after this process the board worked perfectly again, I tested it for 48 hours with direct connection and so far it is perfect. | cdias |
| LG PLASMA |
50PB560B
|
Turns on the sound and normal image after a few minutes the screen turns off leaving only the audio | Faulty controller board | After changing it, it returned to normal. | Eugenio |
| PHILIPS |
14PT314/78
|
When plugging the TV into the socket, the stand bay light no longer turns on. The TV in the armpit generates a very weak high voltage. When adjusting the screen to the maximum point, a horizontal line appears at the bottom of the screen. | C2551 and c2409 | Replace without measuring the c2551 is the c2409 of 47μF160v and that's it, the TV will work normally. | Sinailson furtado |
| AOC |
32W831
|
Turns on and after a certain time on, when turned off, it does not turn on and only has a blue stand bye. It only turns on after it cools down. | Defect 3.3v regulator main board u701. g1084-33. | Just replace it and that's it. | Rômulo |
| ELETROLUX |
18000 BTUS
|
Transformer tf2-g55-1f, primary input and 220v input, two red wires. second 8v 500ma yellow wires, tf2-g30-1 input 220v red wires., second 8v 300ma yellow wire. | At the 220v input the resistance is 480 for 220v. | guinga sdia goias | |
| PHILIPS |
NTRX500 NTRX700 NX5 NX7
|
Blinking LEDs wouldn't turn on | Change the 5 electrolytic capacitors around the ci smd u501 on the panel board, 1 capacitor 100/10v+4 47uf be careful because the tracks break in the solder they are very thin | eletronica junior reginaldo moronte | |
| SAMSUNG |
P2470HN
LS24EMSKUMZD |
Turns on but does not light up the lamps that illuminate the screen but the sound and image are very dark | Trafo-inverter t301 -tm-08190 and q201-stu312d or 4506geh: after changing the frafo-inverter, when switching to a PC it 'turns off the screen' | Put 100k r from pin 1 to 6 and 7 of the u201-lem2005 | JCampos eletronica |