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Sony Repair Tips




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Search: sony
Results: 20088
Make Model Symptom Problem Solution By
SONY KDL-40BX405
Does not turn on, red LED flashes twice The problem was on the power supply board, tsound was no 12v and 24v voltage, after checking the board, I found an oxidized rail, the rail that fed the two MOSFETs of the 12v and 24v power supply, I redid the rail and it started working again. Antonio Zwirtes
SONY KDL-32BX425
No image, with backlight on, with light. T com board failure, gamma circuit, vgl voltages, vgh von avdd vcor, everything ok Changing the t card, it's not worth restoring. RNSPTEC
SONY KDL-32BX425
Keyboard doesn't work. Main board regulator switch. Regulator u701 3.3v, replaced in 4.2 defect. RNSPTEC
SONY KDL-32BX425
TV turns on but the backlight lamps do not turn on. Inverter board Defective regulator circuit u1 7805 RNSPTEC
SONY MHC-GTX787
GTX787 		Cd and pen drive didn't work. caused by integrated. ic200 vhc157 Replace the integrated vhc157. works perfectly again Carlos
SONY KLD 32L5000
4-382-854-01 SCREW, +PSW M3X8 		Double negative image Falla Repair mode JAPO
SONY KDL- 55W805C SONY
2003442 		LED flashes 7 times Hang up Acmrz
SONY CDX-GT457UX
Does not turn on or turns on and off Remove the IC 402 regulator. install a 3.3v zener diode with the negative of the diode on the negative of the board and the positive on the pin that receives the 3.3 from the regulator. install a 15r resistor from pin 5 back to the 3.3 volt pin next to the + pin of the zener diode. Jader
SONY 40EX725
Turns on and off quickly and the red LED flashes 10 times Presence sensor board Replace the sensor board or jump pins 2 and 3, of the sensor harness, starting from the gray wire to the white wire of the sensor harness, and the problem will be resolved. SOS Smart Placas (Jesiel)
SONY CECH-4214B
ADP-160AR AA 		Standby on when turned on it disables the power supply, without 12v Short in diode byv29fx-600, 5v present, 5v standby present. When turned on, it disables the power supply, turning the standby back on only after unplugging it and replacing it. Perform continuity test, if bad, replace byv29fx-600 diode Diego do Medeiros
SONY KDL-40R485
LED flashes 6 times on and off indicating a defect in some area of ​​the backlight Ci led driver bd9397efv heating up a lot reaching 90 degrees, replaced with bd9422 taken from scrap, After the replace, the TV would turn on and hold for a while and the defect would return, bad connection on the LED bars, I made some jumpers on the bars and it worked 100% Protec Eletronica
SONY KDL 32R425A
0 		Screen without image. U802 Solve ELETRONICAFBS
SONY HCD-GNX90
Tsound is no audio, lack of front relay, work around, probably interrupted track Gambiarra > https://i.imgur.com/yoqwht9.jpg HAHNRAHN
SONY HCD-GNX90
Doesn't pick up the radio Flex tuner cable, interrupted track HAHNRAHN
SONY KDL-40R485A
The image appears and then restarts 3 times, then the stand-by LED flashes 6 times and does not turn on again In my case the main board was damp, I cleaned it with thinner and it worked perfectly But as a precaution, also replace the 39x50 capacitor, put a 47x50 one Airton Filgueira
SONY EX660
League and protection logo Burning the q 701 was the defective varicap I replaced it, it was new Ronaldo eletronica
SONY HCD-GTR88
Without audio, does not go into protection Ic400 switch and electronic volume does not perform its functions C148 100mf/10v short replace MEKCORADIO
SONY KDL-42R475A
TV with backlight on but no image Ci da tcon burst Replace a tcon PEDRO BERNARDO
SONY KDL-40BX425
Won't turn on inverter without 24 volts Change large ci under the oscillator board of the ssc9512s fets I replaced it and it worked right away Eletrônica digital tv
SONY GPX33
Does not turn on and 13v does not appear, generating a low whistle In my case it was the c244 shorted near the dc power supply coil Replace and run for the hug ELETRÔNICA MUNIZ