Sony Repair Tips
Search: sony
Results: 20100
Results: 20100
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
HCD-EX8
|
Over current protect | Leak in the 5v line (usb) | To check | Cabeça |
| SONY |
KDL-40R355B
ITC3 |
Doesn't start, totally dead | Tpc8129 - right at the board input, right after the power supply jack | Test by putting a 1n4007 diode with the anode (+) on pin 1 and the cathode (-) on pin 8. If everything else is working, just replace the tpc8129 and that's it. | Baguatech |
| SONY |
XBR-55X905A
|
Works normally after 3mts the whole screen is full of colored horizontal lists, turns off the device and turns it back on, it's fine and then the lists come back | If anyone has already encountered this defect, please speak up or send a response and a solution, thank you. | Mario Campos | |
| SONY |
KDL40R485A
|
Restarts 3x and goes to standbay and LED flashes 6x | Capacitor 39/50v | Replace smd electrolytic capacitor on 39/50v main board | Eletronica Cunha Pedrosa |
| SONY |
SHACK5
|
Dead power supply | Ic501 | Hello. tsound was a defect in the shake5 sound with the power supply ci ic103 burnt, replaced it but the ic 501 was also bad I think its code is fa5612 which doesn't find anything it goes up the same but the fa5611 finds information and appears to be the same, it doesn't sell in bh but sells the fa5591 which is also from the same manμFacturer and same “pfc” function, I made the replace and it is working. Here's a tip. | Átila |
| SONY |
MHC-EX9
|
Turns on and goes into protection: | C452 short/leak - q451 filter (3.3v reg - panel) | To replace | GSM |
| SONY |
MHC-GTR888 HCD-GTR888
|
Another sony mhc-gtr888 stereo arrived, turns on then activates protect | The cause is the mosfet irf6775m all bad and the 4 irs2092s with leakage and bad 12v regulator, replace them all with original ones, made in china the irs2092s and irf6775m don't work | I replaced it, but it didn't trigger, the problem was resolved | Andrei Posto Autorizado Sony |
| SONY |
MHC-GTR888 HCD-GTR888
|
This sound arrived at the authorized station with the following defect, it turns on and works normally when the volume increases and triggers protect. | I pre-checked the amplifiers and the MOSFETs are all good, the defect was in the power supply, I replaced the following components c221-330uf 450v and c606-1uf 400v a little depleted, d212-b4v7 and d403-c6v8 leak, I touched all the photocouplers nec2561a was leaking, q201- c3209y, q202,q315 and q325-a1281y lots of leaks, q205,q203 and q204-k14a55d with leaks replace for original, bad q311 eq321-k3683, replace for original, q403 eq707 - code - asg smd = kta1504s with leaks, q404 and q4 05 - code alg = ktc3875s with leak and c311 and c321 - 1nf 2kv replace without testing | I turned it on and increased the volume, it was tested for hours, it didn't work, the problem was resolved | Andrei Posto Autorizado Sony |
| SONY |
KDL-46R485A
|
Turns on and off, flashing 6x red LED | Panel defect | Defective LED bus 2 burnt out LEDs 2.4v LED | JORGE TV TÉC PARANA |
| SONY |
KLD-46R485A
|
Turns on normally without antenna or video signal when connecting video signal or antenna it turns off | After testing capacitors on the display's v-com, changing the main board gave no results. | After jamping the LED bar contacts, the TV was perfect | freitas |
| SONY |
MHC-EX8BR
|
Doesn't start, totally dead | C302 shorted | Replace c302 | Carlossbs |
| SONY |
LBT-A 495
|
Sound reading CD showing activity on the display but no sound, even on the power card without audio. | R1209, r1259 opened or changed | Replace resistors both 100r | josé braga |
| SONY |
HCD-ZUX9
|
Panel keyboard does not obey the functions | Change the micro keys! or test one for a company to find out which one is shorted! in my case it was the enter key, but I changed everything! | Replace the micro keys! | Rodrigo vipo |
| SONY |
HCD-GTR888
|
Protect | Q4501 altering flasher | Replace without measuring | Paulo |
| SONY |
HCD-E300
|
Indica "please wait" no cd | Clean the connectors of the red cable that takes data from the CD to the board. | Persio (TVCompany) | |
| SONY |
MHC DX 9
|
It turns on normally but the relay does not arm and tsound is no sound | D801 shorted. relay responsible for filtering relay voltage | Johicon Silva | |
| SONY |
KDL-32R305B
|
Bl turning off in seconds | Open LEDs on the buses, be aware that this model turns off in the same way if it is not connected to the t-com, which could cause mistakes if you test it without it. | davi.sls | |
| SONY |
KDL-40EX605
|
Does not turn on, dead without stand-by 3.3v missing | Open resistor r6301 10r, which supplies stand-by IC | LUIZ CONSERTOS | |
| SONY |
32EX425
|
Duplicate screen | Faulty tcon | Homemade method to find out if it is the tcon or screen, we must heat the chip with a blower or if the chip is heating up, use a contact cleaner as a coolant to cool the chip and see if the image returns to normal if it does, it is the tcon if it is not screen | pimentelb |
| SONY |
STR-K760P
|
Dead | Resistor de 1Ω aberto (r904) | Replace and run for the hug | Powertech |