Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por:![]() |
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Sony | XR740 | WRONG LABELLING OF HEAD PC BOARD SWITCHES | On page 41 of S/M for XR-740, 747R, 780 and 787R, thehead PC board switches are labelled incorrectly. Your recent S/B #62 hasthem labelled incorrectly. The parts listing on page 41 also has themincorrectly. S701 is on page 41 of the manuals, but you h | ||
Sony | XR66 | REFERENCE NUMBER CORRECTION | On page 38 of the service manual for XR-66, and on page 34 ofthe service manual for XR-80 the head PC board switches are labelledincorrectly in the parts breakout and listing below. -HQ COMMENTS: We will issue a service bulletin. | ||
Sony | STRAV460 | VOLUME CHANGES ARE NOT LINEAR | Volume changes are erratic and jumpy when trying to changelevels with volume controls. Tried changing IC601 to no avail. All otheroperations are OK. I have seen similar problems on model TA-AX520amplifiers also. This is a constant problem. -HQ COMME | ||
Sony | WMF1 | INCORRECT PART NUMBER | Part number listed in service manual is incorrect. | ||
Sony | WM8 | INCORRECT PART NUMBER | Part number listed for the P/B head in service manual isincorrect. | ||
Sony | STRAV560 | MISSING PART NUMBER | S/M does not list a part number for the front panel. -HQ COMMENTS: Part number for front panel is X-4906-723-1 for STR-AV560 X-4906-713-1 for STR-AV760 | ||
Sony | EVC8U | NO EJECT | Unit would load OK. Play tape for a few seconds then stop.FF or REW would run for a short time then stop. When eject was pushed thetape would unthread, but cassette compartment would not come up. The modeswitch was not running, it was staying in the l | ||
Sony | ITA500 | LOW VOLUME ON OGM AND ICM SIGNAL TO TELEPHONE LINE | Customer complains that OGM and ICM volume is low and cannotbe heard if phone line quality is a little low. Also, mentioned he isdissatisfied with seizing line with 1 1/2 rings. -HQ COMMENTS: A modification is presently being investigated to increaseIT | ||
Sony | EVS700U | INTERMITTENTLY TAKE UP AFTER PAUSE RELEASED | Item #371 on page 155 of S/M rubbing against a piece ofbad molding beneath it. | ||
Sony | D7S | DISC WILL NOT SPIN | The unit would not spin the disc. This was caused by thethrust screw coming loose and allowing the rotor to bind. Readjustmentresolved the problem. This is becoming a common problem with this unit.Depending on how far out of adjustment the thrust scre | ||
Sony | CCDV8 | NO RF OUTPUT FROM MODULATOR | All functions worked except there was no RF from the RFmodulator. Audio and Video lines worked fine. | ||
Sony | KV1944R | SNOWY PIX, NO SOUND, REPLACED IC2006 | Has snowy picture, no sound, no display. Power on/off OK,could not tune channels. | ||
Sony | STRVX750 | SHUTDOWN | Unit would come on for a few seconds and shut off. This wasintermittently. Found with signwave input that right on out had ringingand spike on output. Found R783 had changed value 39ohm. Changed, sameproblem. | ||
Sony | CCDV8 | HORIZONTAL JITTER IN PLAYBACK MODE | Unit displayed horizontal jitter in playback mode. | ||
Sony | CCDM8U | NO EJECT | Capstan and drum rotate erratically during EJECT mode. |