Sony Repair Tips
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Results: 20086
Results: 20086
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
MHC GT44
|
Muddy sound on main output,normal on subwoofer output | -51v missing | Resitor 47Ω pino1stk 403 130 | |
| SONY |
KDL 32BX325
|
Takes time to call | U701 | Regulator replacement | @GEPE |
| SONY |
KDL-40EX705
|
Does not turn on, LED shows error 2 | Falta 12v reg | Replace ci ic6501 (cxa3809m) | Maurilio |
| SONY |
SCPH-90001
|
Turns on normally, when playing the game, the LED blinks when it turns off | Shorted cooler, very close to the connector at the bottom of the board, an open 2.5a smd fuse, just change it, it stopped turning off | Resolved | Andre |
| SONY |
SCPH-90001
|
Does not turn on standby LED off | Near the battery to a set of 1k smd resistor, I replaced the ps2, the red LED turned on and it turned on normally | Resolved | Andre |
| SONY |
KDL-40R485A
|
Led pisca 6x | Tsound is no point in testing the LEDs, in my case they were all lighting up normally | I replaced the entire LED bus, just to solve this problem. | |
| SONY |
HCD-SHAKE5
|
Dead | Pressing the power key turned the cooler for three seconds and turned it off and the display went out. | After checking all the voltages, everything was fine, I decided to check the display and found the first pin oxidized and broken, I redid the pin and resolved it, it's working perfectly. | sal.marinho |
| SONY |
MHC-RG550
|
Lock error | Drawer key | Disassemble and clean the point key (run for a hug) | speedtec |
| SONY |
KDL40EX455
|
The TV turns off less than 1 minute after turning it on | Chap. c9305 out of stock | Replace c9305 470μFx16v - note: replace it even if it appears to be fine | Renasoft |
| SONY |
MHC-GTR888 HCD-GTR888
|
Alloy appears protected | I removed the amplifier board, on the main board I soldered the cable that feeds 13v, gnd, ac det, main and pcont, I probed these pins according to the side plate, connect sound without board irs2092s and irf6775m sound worked cd-radio am fm, usb, I set up a power Outside I used audio pins sw-r sub woofer and l normal output, it worked, sound has more power. | I fit with protect motorei a power | |
| SONY |
MHC-GTR888 HCD-GTR888
|
Alloy appears protected | How to move the protect mhc-gtr888, mhc-gtr333 and mhc-gtr555, desolder the side plate pins, main flame, desolder pin 1 / sd-fast 2,3,4,5,6,7,8,9,10 up to pin 11 /res-det, do not desolder pin 12,ac-det,13,pcont (main and 14 pcont (sub), do not desolder the first connector that feeds the 13v board and wsound audio comes out, I turned on the sound and it did not appear but protect . | This is a tip for the technicians who were unable to remove protect | Carlos |
| SONY |
HCD-EX660Z
|
I put it in the socket and it goes into protection: it heats up and burns q701 | Replace smd capacitor on panel c.325 in short | Replace q701 and smd capacitor on panel c325 | José Dias |
| SONY |
KDL-42W655A
|
Standby LED flashing red 5 times | Oxidation on the lvds cable contacts | Cleaning was carried out on the lvds cable contacts and board connectors. defect resolved. In many cases, only replacing the lvds cable can remedy the defect. | Fabricio |
| SONY |
MHC-GTR888 HCD-GTR888
|
This sound arrived at my workshop, with the following defect, it appears protected | I checked the photocouplers and mosfet of the power supply are all ok, I checked the power supply are all normal, the defect is on the pre amplifier board, I found the defect 8 mosfet irf6775m bad 4 irs2092s shorted on the 5v pin, I removed parts from a good LG scrap cm9740, I replaced all c4056, c4055, c4039, c4038, c4049, c4050 and c4014, the electrolytic capacitor 47uf 35v I placed 47uf 50v close to regulators, ic4900 - njm2903v with leakage, r4602, r4603, r4604 and r4605 10r smd changed, I changed them all, q4501 - code lf = 2sc3052 smd in cuto, ic4400 - ba4580r smd in cuto, q4004 - kta -1023y in short and d4001 - 10v zener in short under the board q4070 and q4068 - code yw = 2sa2026 can be found in scrap and smd resistor very close r4305 - 10k sms with leak. As soon as I replaced all these parts I placed an adapted 12v cooler inside the device facing the regulators and IRF6775M heatsink to cool the components. | Defect resolved, my client thanked me, it didn't work but protected for 3 months, everything ok | Carlos |
| SONY |
KLV-32M400A
|
Normal channel and no audio at all | Ceramic smd capacitor shorted next to ic 2002 | Just remove it and the TV will show. | Rômulo |
| SONY |
MHC-RG55
|
All normal functions, only with the display off | D912 em curto, diodo zener 30v | Flavio Aragão | |
| SONY |
KDL-39R475A
|
Turn on, turn on the screen has audio but no image | Test pin 15 of the LVDS cable, if it doesn't have 12 volts, loosen the cable, increase it to 12 volts, test the capacitors on the TCOM board, with the TV upside down on the left side. | In my case, capacitor 287 was shorted! But it could be something else nearby that was shorted. | Rodrigo vipo |
| SONY |
HCD-GTR88
|
Does not work, stand by off | D352 diodo zener maz8043 (3v9) | Replaced it with a common 39 and it worked great | Emanuel(Alfa Eletronica) |
| SONY |
KDL46BX455
|
Doesn't work. red LED flashes 6 times. | Wsound can I find this defect? | ||
| SONY |
STR 434BS
|
Display with just 1 point | 330r resistor on the display board | Replace 330r resistor | eletrocell info |