Repair Tips
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Results: 88018
Results: 88018
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| HBUSTER |
HBTV42L07FD
|
TV with white image. | Tcom board, gamma circuit. | T con board ,replace the ic601 range, auto g1420 | RNSPTEC |
| PHILIPS |
42PFL3604
|
TV turns on, no image with backlight illuminating. | Short t plate com. | Shorted tcon board, simulating capacitors 100,101,102, 115,116, and u4, the short originates in ci t with uc1 tl2415mc | RNSPTEC |
| SONY |
ADP-160CR AAC
|
All normal voltages in stand by, when the power supply is activated, all voltages die | But dda001ag | Replace the same (position in circuit ic32) | DEO ELETRÔNICA |
| ELECTROLUX |
MTD30
|
Board beeping and display flashing. board didn't work. | Power spike. | Changing the input capacitor which: had a broken leg. | Clécio |
| SONY |
ADP-160CR AAB
|
Without the 5v from the detect | No power on ic42 (coupler photo) | Smd regulator q31 berto (w4r 52) | DEO ELETRÔNICA |
| SONY |
ADP-160CR AAB
|
Dnp012a good and photo coupler good and even without the 5v of the detect | Not found | Make a jumper on the ic42 (coupler photo) and it looks great | DEO ELETRÔNICA |
| PHILCO |
PH32N62DG
B |
Turn on and off bus d led immediate | Replace R 95 for 470k power supply board. Clean glue underneath the resist. | Silvano Araujo | |
| SONY |
KDL-46R485A
|
LED blinks 5 times | Firstly I changed the LED bus (initial defect) after that it started to present the other defect, which was a bad contact in the screen fuse, which I discovered by chance when I went to measure the voltage, resoldering it, it is imperceptible to the naked eye | HAHNRAHN | |
| SONY |
KDL-40BX425
|
Does not turn on, only 5v2 at the power supply | Smd regulator on main board u701 g1084-33 3v3 regulator/ change. | Eletrônica Luanda MG | |
| SAMSUNG |
CL21K40MQ
|
Dark dull screen with cannon filament accessed with channel sound | Kinescope in short killed scrim attention | I replaced the kinescope and the TV was good again | Biel eletrônica |
| LG |
RP20CC25
|
Fully closed vertical | R301 changed | Just replace it with another one with good value | Seën store |
| SAMSUNG |
UN46F6400
|
Turn on and off | Caindo 5v standby , replace capacitor cs802 10uf x 50v | TV CENTER GUAIBA | |
| LG |
LM U2350A
|
Protect | Change the 4 photo couplers of the power supply | Pedrin 0094 | |
| PHILCO |
PMS24
MICROONDAS |
Membrane performed the functions but did not turn on, did not activate the on button | Display with a short circuit wouldn't let it arm | Renato | |
| VIZZION |
32E2000F
|
The LED bar would blink and then turn off | When turning off the TV LED bars, it turned on normally, defect capacitors c2d3..c2d2..c1d9 100ufpor50v measuring 15uf | Replaced the capacitors that were even swollen, tsound is a Philco TV that uses the same board with several tips | iran alves |
| CENTURY |
C2161US
|
I'm sound | Release the v601 collector | djpituka | |
| PANASONIC |
TC-40C400B
|
Turn on the LED bars, they light up, blink a few times, then they turn off and the stand by status is blinking red. | Problem in the fets line that powers the LEDs | On the p3 connector that goes out to the LEDs, jump pin 3 to pin 4, if that doesn't work, jump pin 5 to pin 6. I already took several and did this procedure and it solved it.. | Eletrônica Evolução |
| PHILCO |
PH21M2
|
Retrace lines, rgb voltages at the tube socket low. | Lack of 180v that comes from the main board to the tube board. In my case, the 180v pin on the xs481 connector was broken. | After reconnecting, the image returned to normal. | Tiago C. Neves |
| SAMSUNG |
UN40FH5303
BN91-11598T |
Inoperative does not even light the by | Bad transistor on main board. ic1204 or ici204 | I tested the power supply and it was ok, I went to the main board and found this regulator traffic bad. close and connected to the reset key on the main board | Fernando Nascimento |
| ECOPOWER |
EP-1903
NAO TEM MARCAçãO |
When the box turns on, the sound comes speaking, hammering the horn, even for the sound of the horn, if you turn off the horn, the speaker remains normal, the sound remains normal. | Measure with the oscilloscope nanos pin in11-in12-e in4-in5 then check if the output on pins-1e2-pins-14e15 is the sound output that goes to the speakers and the horn in my case the problem was on the output to the horn | vanderlei eletronica barbosa |