Repair Tips
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Results: 88016
Results: 88016
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SAMSUNG |
PL43F4900
|
Stop | Shorted transistor (q5009, q5013=3n50) | Position of each transistor, q5028, 5016, 5029=30j127..l)(q5019, q5010=fgd4536)(q5011=smk630)(q5008, q5015=5n50)(q5024, q5025=tmd630) | Cabeça |
| PHILCO-ITAUTEC |
TPF29S4F
|
Cushion effect (curved horizontal, also known as cup effect) | C1706 (1uf x 100v) exhausted and with high esr. | After the replace, the image returned to normal. | Tiago C. Neves |
| AOC |
LE32M1475
|
Dead | Pd8 short | Replace os pd8,pd6,pd7 | Multimarcas/Acarí |
| LENOXX |
CA-318D
|
Box does not work in ac mode and does not charge battery | Problem is the ac/bat function key | boaz tecnologia | |
| PHILCO |
PH39N92DSGWA
|
Turns on with sound without back light. Changing LED strips turns the image dark. | Change without measuring cw922, cw908 | Replace of the aforementioned components. | arock |
| LG |
47LG70YD
|
Washed screen or white screen with no sound and no image | In my case, I just did a reflow on the bga | eletronica telesom | |
| LG |
42LN5700
|
No image | 12 v gives t-con board measuring 10v, cause fet smd porta p com leakage q2407 on main board. | TV CENTER GUAIBA | |
| LG |
50PN4500
|
No image, and the controller board LED is off | Lack of 18 volts, leaky transistor q507, next to capacitor c210 | Cabeça | |
| DELL |
E1910
|
White screen | 5v screen power supply missing | Transistor q301 open (main board, close to the flat cable) | Junior - Tecnoprom |
| SONY |
N160A005L
|
Only the stand-by voltages do not turn on and when activating the power supply, all voltages die | Leak not photo 12v coupler | Replace pc1 (coupler photo) | Deo Eletrônica |
| PANASONIC |
SB WA730
|
When turned on, it turns off in seconds and shows error f61 on the display | Open diode ref. d2812 I put a 1n4007 rectifier in place and it worked fine | Eletronica Pereira | |
| AOC |
LC32D1320
|
This TV arrived turning red standby to blue but the black light did not turn on | Capacitors c9125,954 swollen but it didn't solve it I noticed that u702 of 3.3 had 1.2v | Replace capacitors and stabilizer u702 to solve the defect | manin |
| LG |
49UB8550
|
No image, just backlight and sound. | Tcon shorted with f1 open and c222 shorted | Replacing the F1 and the 10UF SMD capacitor, the TV started working again. | starpowercwb |
| LG |
47LW6500
|
Turns on but no image and no sound | Main board. By heating the processor, even with a hairdryer, the TV starts working again | Processor reflow. started working again | Aurelio |
| LG |
39LN5400
|
Stand-by pisca 2x | LED problem | Replace the LEDs | INFONAITTS |
| PHILCO |
PH40U16DSG
|
After changing the components that were damaged in the primary, the TV returned to stand by intermittently, sometimes after minutes, sometimes hours. | Replacing up401 (rt8573) | Bruno Barbato | |
| SAMSUNG |
UN55F7500AG
|
Turn on turn off | Slc1013m ci of the LEDs to change. | Sérgio Ribas | |
| CINEBOX FANTASIA Z 2 |
CINEBOX FANTASIA Z 2
EEE |
Without usb function | Settings | Go to system information and type 4525 | Wesley Borges |
| LG |
MCT354
|
Does not arm the 35v output power supply | With the switched power supply on the bench outside the circuit, place a 10k resistor between pins 3 and 4 of the photo coupler pc901 to generate 35v. change the srtw6757 | Probably internal defect in the strw 6757 feedback | Magalhaes |
| SEMP |
TV 20
U15 |
It turns on normally if it turns off it doesn't turn on again, if you wait a while or discharge the capacitor | 6r8 smd resistor r 873 measuring 5k changed to less due to glue conduction | jr eletronica |