Sony Repair Tips
Search: sony
Results: 20077
Results: 20077
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
KV27TS29
|
Power supply failure, replaced q601/602,vdr603,c609/611,r607 | Dead/ power supply inop -- fusible resistor r607 open, q601 &q602 shorted. no obvious load problems, and noticed that vdr603 wasslightly burnt. after replacement of above parts, q601 and r607 got hot,even on low ac input voltages. finally discovered c60 | ||
| SONY |
KV27TS29
|
Q314,d305,d306,c351,r382 no parts on manual, s/m correction | Q314,d305,d306,c351 and r382 are missing from the parts listof the service manual. also servicer states that these parts are not onthe board itself but was not able to confirm. the schematic does showparts on page 86 of service manual (m-17). -hq com | ||
| SONY |
KV20TR23
|
Unit doesn't hold memory, resoldered r065 | Unit would not hold adjustments in memory. | ||
| SONY |
KV20TR23
|
No picture after sec., replaced q773 on "c" board | Unit comes up with bright blue screen with retrace lines.found 8 v on the collector of q751. after lifting the base of q773, theline returned. | ||
| SONY |
KV20TR23
|
Black screen, replaced crt | No rgb output from ic301. p25=1.5v, p26=6.3v. p5(g2) ofv901 read 6v. when disconnecting the c board the g2 voltage wouldincrease to 800v. also, q309 and q501 were not installed on the a board. -found: shorted g2, replaced the crt. hq comments: q30 | ||
| SONY |
KV20TR23
|
Channel change but display doesn't, reset id codes | Everything worked but the channel display stayed on channel 9. probing to see what might be happening we rewrote adjustment items 50,51, 52, 53, 54 as they checked and the set started operating correctly.any explanation of why? -hq comments: adjustment | ||
| SONY |
KV13TR24
|
No remote control functions, leaky cp102 on a board | No remote functions, local controls(channel and volume up/down key on front panel) work normal. tried a different receiver, no luck. | ||
| SONY |
KV13TR24
|
Unit turns off prematurely, replaced ic 101 | Set will shut off. | ||
| SONY |
KV1326R
|
Intermittent tuning, replaced tuner | Intermittent poor reception | ||
| SONY |
KPR46EX20
|
Intermittent shut down, replaced ovp transistor q621 | Set shuts off intermittently. | ||
| SONY |
KP53S55
|
Crt and some boards do not match service manual, see sb 221 | The crt is of a different size. also the circuit boards a, d, g, n, cr, cb, and cg are different. -hq comments: there are two types of chassis used on this model, basedon the serial number.please refer to service bulletin 221 for additional informati | ||
| SONY |
KP46S55
|
Crt and some boards do not match service manual, see sb 221 | The crt is of a different size. also the circuit boards a, d, g, n, cr, cb, and cg are different. -hq comments: there are two types of chassis used on this model, basedon the serial number.please refer to service bulletin 221 for additional informati | ||
| SONY |
TAM50
|
No mech motion resolder motor m1 | Mech had no motion. i replaced s101 and did not solve theproblem. i found that the m1 wire was loose or cold soldered at themotor. | ||
| SONY |
TAM1000
|
Unit grabs a line - replace q302, p/n 8-729-927-24 | When outside phone line is plugged into unit, unit will grab aline. this is caused by q302 being shorted emitter to collector. verysimilar to the problem with the tam30/50 | ||
| SONY |
SPPX30
|
Backgound noise, poor range - increase base power | Although unit had already been modified per sb, there stillwas plenty of noise. | ||
| SONY |
SPPD15
|
Blown line fuse | |||
| SONY |
SPPA60
|
Correction of s/b/tel 0089 | Per tokyo, the correct p# for the black antenna for sppa60 is1-501-558-21. please correct in the sdis system and issue a s/bcorrection. -hq comments: thanks for the info. a new or revised bulletin will beissued. | ||
| SONY |
SPPA20
|
No ring - repair lifted traces on c165 | Unit would not ring. ic8, bell detect, was not turning on.troubleshooted problem to lifted traces on c165. repaired trace on c165and unit would ring. | ||
| SONY |
SPPA20
|
Wrong part number - jack tel line | This part number is used for dc in 9v jack. | ||
| SONY |
SPP95
|
Transmit frequency offset failure | While testing handset with s4015 stabilock, unit failedspecifications for xmit frequency offset. crystal was oscillating butwill either be off frequency, or low amplitude. symptoms include no talkand range distortion. |