Repair Tips
Search:
Results: 88013
Results: 88013
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PHILCO |
PH40U16DSG
|
Doesn't work. Sometimes the stand by LED comes on but when you start it goes back to stand by | Fet from the power supply to the digital multimeter is fine. In the analog multimeter on the x1k scale tsound is a small leak. | ||
| SAMSUNG |
50RU7100
|
No screen image | Shorted capacitor on vcon | Remove the capacitor that you find has a short in the VCON and replace the fuse on the main output board with Q221 | Lcjeletronico |
| PHILCO |
PH40U16DSG
|
Doesn't work. Sometimes the stand by LED comes on but when you start it goes back to stand by | Fet from the power supply to the digital multimeter is fine. In the analog multimeter on the x1k scale tsound is a small leak. | ||
| TOSHIBA |
U19
U19 |
When you plug the TV into the socket it wobbles and makes a ticking noise very quickly. | The defect was the c448, I replaced it and the TV works again | AssisTec - Manari-PE | |
| TOSHIBA |
1451
U19 |
Horizontal burning | R512 | Replace r512 | Cícero Santos |
| HOTSAT |
HS900
|
Turns on and off in 10 seconds | 47uf capacitor put 400v exhausted | I put another capacitor ready to receive milk from the children | Luiz eletrônico |
| TCL |
L32S4600
|
LED burning even after reduction of 270k resistor modification tip | Inverter sending 77v | Remove the resistor and place a 680k one, 12 6s LEDs in total series: 72v, inverter is at a maximum of 71.2, protecting the new bar or replaced LEDs; | Valdecir Schena |
| SAMSUNG |
UN50F5500AG
BH05 |
Burning led bus | LED voltage too high | Replace the value of resistors r9163,r9263 (3r) to (4r7). | evando viana |
| MITSUBISHI |
TC-2009
|
Half closed image | Altered vertical ci do la7837 | paulistana pi | |
| AOC |
LE32H057D
|
Nothing turns on - stand by voltage of 5v from the power supply disappears when connecting the main one (even changing the orange capacitors) | If, after changing the 470uf 16v capacitors (from the power supply), the symptom remains, turn off the jammer that takes 3.3v to the hdmi switch ci as it may have a short. | If you have any further questions, please contact us on WhatsApp 82993677063 | Carlos Araújo 82993677063 |
| SAMSUNG |
CL-21Z43MQ
|
Cup effect | R411 de 82k | Replace r411 of 81k cap100/25v which already had low capacitance | Rogério TV |
| SEMP |
LC4245W
|
5V from the primary power supply flashes, no open fuse, resistor or any symptom of short or oxidation on the power supply board. | Changed the ic nb901= q0265, photocoupler nb950; db901, ic: nb951(tl431) nothing had any effect; I checked all the capacitors and changed them, the defect persisted; manually feeding the 17v from the chopper output, the ci armed. | Added a 100k/2w resistor from vbus(+b) to the collector of the qb903 transistor. tested several cis, direct equivalence of the dm0265r to the fsq0265! | Valdecir Schena |
| SAMSUNG |
UN43RU7100
|
No image and restart | Fuse y open (close to the connector that comes from the power supply) and c64 shorted on the vcon | Replace the two. | Maurilio |
| LG |
32PC5RV
|
When turned on, the green LED flashes 20 times and then returns to standby | It was already showing this defect but after several attempts it turned on now it just blinks | I want to know | Eletrônica silva |
| SEMP TCL |
32S6500S
|
Totally inoperative total stop | Shorted wifi sign | Just replace | Eletrônica Rakelle |
| LG |
39LA6200
|
Doesn't start | C102 of 331k 1kv at power supply blown and fuse open. | Just replace it and check if tsound is a short. | Victor Cesar |
| LG |
CM9530
|
Working without audio | C 904 with cold solder, q905 and q906 shorted as well as fuse f911 | Resoldering of capacitor c904, replacement of transistors q905 and q906 and fuse f911 | Adão Rosa |
| LG |
32LJ600B
|
Doesn't start | Smd 2305 capacitor shorted next ic8100 | Replace | Eletrônica FBS |
| H BUSTER |
HBTV-42L02FD
|
Does not turn on, noise on the power supply board | C2 c3 c4 and c5, 53 by 450v capacitors on the power supply board | Marcelo | |
| PHILIPS |
47PFL4007G-78
|
Turns on in a few seconds turns off to turn on again you have to wait a while | Altered or faulty 3.3v regulator u701 g1084 -33 |