Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | XE4 | Colour - red shading around white verticals. | R853 ( 1k ) o/c , D852 may check Ok but be split. | ||
| Sony | XE4 | BLOWS CHOPPER AND OR LINE TRANSISTORS | REPLACE D605 , 614 RGP15J AND C513 2 , 700pF IN LINE OSC CCT.RESOLDER STAND OFF RESISTORS | ||
| Sony | XE-3 | tuner drift aft 4 mins then chan search | switches S401-413 on front panel faulty | ||
| Sony | XE3 | Takes a long time to come on. | R632 ( 2.2M ) o/c. | ||
| Sony | XE3 | Standby - stuck in standby. | R632 ( 2.2m ) going high on panel A. | ||
| Sony | XE3 | NO S/V , MAIN SUPPLIES ALL COECT | CHECK 12v SUPPLY TO TUNER , FOLLOWS COMPLEX PATH VIA R811 , D811 , CONNECTOR D5 , AND A12 PIN 1 , Q207 | ||
| Sony | XE3 | Int startup. | C601 ( 2.2uf ) , R608 ( 8.2M ) , R609 ( 2.2M ) | ||
| Sony | XE3 | Flyback lines - picture shaded with no signal | C801 leaky. | ||
| Sony | XE3 | Flyback - lines - intermittent. | D304. | ||
| Sony | XE3 | Dead. | IC601 ( uPC1394C ) , R632 ( 2.2M ) , Q202 ( 2SD788 ) | ||
| Sony | XE3 | Dead. | R632 ( 2.2MR ) going high on panel A. | ||
| Sony | XE3 | Dead with no drive at pin 7 of the chopper control | R632 ( 2.2M ) , which is connected to pin 4 of IC601 and is used for standby switching. | ||
| Sony | XE3 | DEAD , ic OSCILLATING ( MAY START IF ic HEATED ) | R 602 , 2.2M 1/2 W | ||
| Sony | XE3 | BLANK SCREEN SOUND OK | uPC1377 LINE OSC IC FAULTY | ||
| Sony | XE2 | Tuner out of action | If 33V ok check Q10 for control voltage VC point on tuner if low Replace C134 inside tuner |