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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KV2680R | NO VIP OR TIMER FUNCTION, V SIZE ADJ CURED VIP | Intermittent VIP, sometimes no VIP function at all. | ||
| Sony | KV2654R | BURNING R608, REPLACED D604 | R608 gets very hot and opens up in few hours. Found D604leaky, had to unsolder the diode to find it was defective. | ||
| Sony | KV1770 | PURITY PROBLEM | This unit came in twice for purity problem. Several times theunit was degaussed at the customer | ||
| Sony | CFS3000 | BENT BUTTON ASS | Bent button assy on left side where PLAYBACK and RECORDbuttons are locked. | ||
| Sony | TAE20F | ONE CHANNEL WEAK | The right channel volume level was excessive due to aninternal short (115 ohms) to ground thru the case of the control. Thismade the gain of IC251 too large due to the reduced negative feedback fromthe tone controls. | ||
| Sony | TCFX500R | DEFECTIVE RELAYS CAUSE MOTORBOATING IN RECORD MODE | Intermittent motorboating on record. Meter pegs left ch.This is one of many def. relays in the past month. | ||
| Sony | CRF320 | INTERMITTENT LOSS OF SHORT WAVE | Unit lost short wave bands once in a great while (weeks ormonths apart). | ||
| Sony | SRF20W | INTERMITTENT LOSS OF LEFT CHANNEL | Left ch. cuts out intermittently. | ||
| Sony | BMC110 | INTERMITTENT NO POWER | uPC received ON command but occasionally failed to turn on. | ||
| Sony | STRVX750 | INABILITY TO PROGRAM USING FRONT PANEL CONTROLS | Technician was unable to program some digits into receiverw/front panel buttons, but programmed OK w/remote control. | ||
| Sony | SL5000 | SLIPPAGE DURING THREADING/UNTHREADING CYCLES | Most threading problems are resolved by replacing belt,threading pulley and using sandpaper to rougher gear C surface. This gearis smooth and gets worse with use. -HQ COMMENTS: Roughing the surface with sandpaper and changing the Egear, belt and pulley | ||
| Sony | SL2710 | S/M ERROR (AUG 1983) - PG 173/Q003/PC-8 BOARD | Page 173, Q003, PC-8 board correct part # should be8-729-103-80. -HQ COMMENTS: The part number in the SL-2710 S/M (Aug 83) is incorrect(8-729-103-89). The correct part number (8-729-103-80) is found in theService Manual Supplement - 1 (June 84). We wi | ||
| Sony | TCFX510R | TAPE TRANSPORT ASS | Chassis bent. Please advise P/N tape transport complete.Spring holder broken. Spring Ref. #327. Checked w/KC NPC parts rep.She says part is not available as complete assy. Can you help in locatingP/N? -HQ COMMENTS: The complete MD assy is not availa | ||
| Sony | CFSF11 | HEAD MISALIGNMENT PROBLEMS | Part # X-3313-714-0 does not have same screw mounting centersas original part, so cannot be mounted on deck. Also does not have basicconfiguration of original part. Need part # of original part. -HQ COMMENTS: Checked two head brackets: one original an | ||
| Sony | SL2400 | BOARD DIFFERENCE | When replacing IC401 and IC402 on SS-13 board with new ICsuPD553C-276 and NPD553C-287, GM-2 board in this unit does not match eitherboard shown in T/N #8490R. The board (GM-2) in this unit is shown on page93 of the service manual, former type. -HQ COMM |