Sony Repair Tips
Search: sony
Results: 20072
Results: 20072
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
KV-36XBR800
|
Smudged screen in 220v area | If demagnetizing doesn't work, do this. | Tsound is a small plate directly underneath the TRC, well, disconnect the CN6805 connector with the TV unplugged. Turn on the TV to see if tsound are any stains. Now turn off the TV and reconnect the connector. (This procedure cannot be repeated more than once). | |
| SONY |
KV-38FV15B
|
Remaining spot when turning off the TV | Change the c1794 of the 4.7mf/250v “c” board to a 22mf/250v one (trc board). | ||
| SONY |
KV-9AD10
|
Fabric stain | Demagnetize the trc. This TV does not have an automatic degausser. | ||
| SONY |
KV-25FV10B/KV-29-34-38FV15B
|
Image without color (main screen and pip screen) | In the first model, change the c320 without measuring. in others, replace the c309. on the pip board swap c3366. | ||
| SONY |
KV-29FS100/FV300/34FS100/FV250/38FV250
|
TV with no image, normal sound, or does not turn on and stays on stand-by | Change the ic702 of the trc board, check the r553. see the inductor l701, if it is 100micro beauty, if it is 68micro, replace it with 100. | ||
| SONY |
KV-29FS100
|
The positions of capacitors c514 and c554 were purposely swapped. the c554 in place of the c514, that is, in place of the 680n/250v the 2n7/1600v was placed and vice versa. Let's be alert with TV that comes from another workshop. In this case, it triggered the overcurrent protection. | |||
| SONY |
KV 2158B
|
Image with color full of interference, in some channels it is colorless. This also happens in the AV, thus ruling out problems in the varicap or rf or cag. The defect appears to be a tuning defect but it also happens on the AV. | YCM351 ceramic filter that separates the video from the defective chroma. | ||
| SONY |
LINHA KV
|
On the screen, right on the characters' faces, I noticed some thin stripes like shutters, well separated from each other, as if tsound were small waves on the screen and only in the high channels, low channels, uhf and normal av | Change the ci cxa jungle from rgb. it also usually gives the defect of blue stripes at the top of the screen, replace the ci. | ||
| SONY |
KV32S10
|
Relay clicks continuously at switch on | Replace flyback | ||
| SONY |
KVM2511 AE1
|
Can not switch on the set, supply ok | Suspect l807 of o/c pt no. 140750400 also check r008 and c017 | ||
| SONY |
KV27EXR25
|
No raster, the set will click on but no high voltage | Replaced ic651 on the power board type strs6301 note: use an original strs6301, not an strs6301a unless the 6301a comes from sony this part does run very hot | ||
| SONY |
KVA2542
|
Fault not limited to this model. turning itself to standby, mostly when warm. flashing error code on led's. | Dry joint on ic tda8179 under metal shield. may need replacing with stv9379. may also need to alter picture geometry settings hsize, hpos, vsize, vpos in service menu | ||
| SONY |
FE-1
|
Set shuts down shortly after start up with standby led flashing 2, 4 or 5 times | Check / replace chip resistors r543 47kΩ and r541, r573 and r575 all 100kΩ | ||
| SONY |
FE-1
|
Changes channel or volume adjusts by itself | Check s900/1/2 on pcb h1, alternatively this could be due to failure of ic005 cd4052bcm-fl63 on pcb a | ||
| SONY |
FE-1
|
No power no standby power supply op | Ic609 top209 was faulty, also checked c640 47uf, 25v, d631 mtzj-12b, d628 p6ke200, d629 uf4005pkg23 and r627 4.7Ω, 5%, 0.25w as a precaution | ||
| SONY |
KV20TR22
|
Intermittent reception on vhf / uhf | Resolder tuner especially the around the tuner i.c | ||
| SONY |
BE3D
|
Picture too big, maybe strange colors, shuts down after a few seconds | Check for shorts in ic606 9v voltage reg | ||
| SONY |
BE1
|
Loss of sound when set was cold / extremely distorted sound when cold after set was turned on | Sound recovered within a few minutes of turn-on and was then normal. check the electrolytic capacitors and diode near to the audio output ic heatsink. 100% rectification was achieved by replacing the diode and small value electrolytics in the immediate area of this ic's heatsink | ||
| SONY |
KV2020
|
No sound | Replace sound i.c tba120u | ||
| SONY |
FE-1
|
No picture or dark picture | Check r516 56kΩ, 0.5w or r517 27kΩ, 0.25w for high resistance or o/c |