Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | CDP400 | REPLACEMENT OF IC-602 | New IC does not work. | ||
Sony | CDP400 | NO OPERATION | Found GND lug not making good contact with anodized blackchassis, which resulted in no GND on S803 (in switch PCB) causing nodisc spin. | ||
Sony | CDP400 | DOOR WILL NOT OPEN OR CLOSE | The door would not open or close when the eject switch wasactivated. We found the wire (4 conductor) between the eject switchboard and the function board to have an internal open. Replacementresolved the problem. -HQ COMMENTS: We ordered the wire from | ||
Sony | CDP400 | DISK TURNS BACKWARD AT MAXIMUM SPEED | Disk turned backward at maximum speed as soon as turning onthe power SW. There was no 1/4 RFCK from IC503 at Pin 27. 8.64MHz clockwas good, so I replaced IC503. I also replaced IC505, because LRCK signalwas very low. But they did not cure the problem | ||
Sony | CDP400 | MALFUNCTIONING IC501 | Noise in playback (ticking noise), different frequency ofnoise from different discs. | ||
Sony | CDP400 | LOOSE WIRE IN CN22 | Insert disc, runs fast for 15 sec. then ejects servo.Circuits check out OK. |