Sony Repair Tips
Search: sony
Results: 20073
Results: 20073
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
KV27XBR55
|
No video, random red green & blue on top of screen | No video, rainbow, red, green and blue hor lines across the top of the screen. dc voltage on ic500/pin 2 was about 7v. went back to 15v rect and measured 7v r517 read 23Ω. | ||
| SONY |
KV27XBR55
|
No pix, replaced d1304 | No picture. discovered system clock pulls ic301/pin 47 below 5v. found leaky diode d1304 on b board.solution: replace diode. | ||
| SONY |
KV27XBR37
|
No color(b/w picture), replace ic301 y/c jungle | Tv has picture and sound, but no color. | ||
| SONY |
KV27XBR37
|
No main pix, replaced comb filter | Had child pix but no main pix. traced video to cn157/pin 8(video in) on the ua board. video input to comb filter module cn1201was ok. had no c or y output from filter cn157/pins 2 & 4. jumpered v into y and c out and got main picture back. | ||
| SONY |
KV27TS27
|
Tuner had additional cold solder joints then in sb 203r2 | In performing what was required in service bulletin 203r2. i found additional bad solder connections, then listed in the bulletin. | ||
| SONY |
KV27TS27
|
Distorted audio after warm up, replace mm201 | Audio got distorted after warmup pin 12 of mm201 looked ok but the ouputs at pins 10 & 11 looked bad. | ||
| SONY |
KV27TS20
|
No picture no sound, blinking sleep light | Tv has no picture and sound, but sleep light keeps blinking. | ||
| SONY |
KV27S15
|
Loses color, leaky caps on m board | After 15-20 minits, color starts fading slowly, replacing ic301 and x301 did no solve problem. | ||
| SONY |
KV27S10
|
No picture, cold solder on q581(hot) | Tv has sound and b+ is ok, but no high voltage. | ||
| SONY |
KV27S10
|
Red video with retrace, replaced ic301 | Video was red with retrace. cooled ic301 with freeze spraypictures went blue with retrace. ic-301 siginal going in was ok buthad low rgb output to the c board. | ||
| SONY |
KV2782AEB
|
Tv shuts off by itself, resoldered ic-351 ("a" board) | Tv shuts off by itself. | ||
| SONY |
KV20VM20
|
Vcr does not play eats tapes, ac cord jammed pendulum | Found piece of ac cord used to hook into back cabinetinside vcr. this piece locked up the pendulum movement, no reel rotation. -hq comments: please let us know if you seen this problemagain. | ||
| SONY |
KV20V50
|
No picture, cold solder on crt socket | Tv has sound, but no picture. | ||
| SONY |
KV20V50
|
Sound level goes low after 20 minutes | After about 20 minutes the sound began to go low. | ||
| SONY |
KV20TS32
|
Display indication won't go away, replace ic101 micro | Tv works fine but channel indication won't go away. | ||
| SONY |
KV20TS29
|
Raster expands intermittently, replaced fbt | Customer complained of pix stretching out intermittently. technician of service found high voltage is increasing and decreasing slightly at a regular rate. | ||
| SONY |
KV20TS27
|
Tv shuts off, replaced crt | After playing for one minute the picture displaysbright blue lines. then it shuts down. -solution : replace shorted crt. | ||
| SONY |
KV20TR23
|
No picture due to crt problem | The unit has no picture. no rgb signal comes form y/c j ic, but y and c signal into ic301(y/c jungle ic). however, i found bad ik signal returning from crt, it is not ic problem. | ||
| SONY |
KV20S10
|
No raster, replaced crt | Unit came in with no raster, sound ok. high voltage wasvery high, 26-27kv, check 200v ok, 1000v were max. coming from flybacktransformer. | ||
| SONY |
KV20S10
|
Intermittent no pictutre, cold solder on ic101 pin 5 | The unit has intermittent no picture. |