Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | KV1746R | REPLACEMENT VERTICAL OUT CHIP | This chip is being replaced with uPC 1488 - P/N 8-759-113-05.It is being supplied as a kit consisting of the chip wired connector andadd-on 47pF capacitor. However, when mounted in set there will be somevertical lines in picture as well vert hold proble | ||
Sony | KV1746R | REPLACEMENT VERTICAL OUT IC | UPC1358H is substituted by UPC1488H (8-759-113-05) in verticaloutput in KV-1746R. Servicer says he tried two of the subs. ICs bothtimes got the results of the picture included. He states he got a hold ofthe original IC UPC1358H and after replacement p | ||
Sony | KV1746R | INTERMITTENT SHUT OFF | Unit came in with complaint of goes off intmtly and blowsR232 fusible resisotr. Servicer changed Q205, Q206, C238, R212, R246.After all components changed unit went out again and in further investiga-tion, found R231 had 330 ohm instead of 10K as schema | ||
Sony | KV1746R | DEAD, REPLACED D007 AND R123 | Unit would not turn on. Found D007 shorted and R123 open. | ||
Sony | KV1746R | DEAD, REPLACED IC1 ON THE "N" BOARD | Set was dead after a thunder storm. Remote did not work.Relay did not activate when power button was pushed. | ||
Sony | KV1746R | INCORRECT TUNING OPERATION | An attempt is made to program a channel button. Althoughreception is OK, there was no memory and once another button is selectedall buttons have lost their program. | ||
Sony | KV1746R | INTERMITTENT SHUT DOWN , REPLACED Q901 | This set very intermittently shuts down. It could run a weekjust fine. | ||
Sony | KV1746R | DEAD, REPLACED HDT | No raster - no high voltage. Servicer confused with hi-voltshut down. Virtually lost scope pattern at secondary of horizontaldrive transformer. | ||
Sony | KV1746R | SHUT DOWN, INSTALLED C547 AS PER T/N | This unit would intermittently go into HV shutdown. |