Sony TV Repair: Common Faults and Solutions.
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Results: 20067
Results: 20067
Sony Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| 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 (115Ω) 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 or months 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 | ||
| SONY | TCFX707R | Intermittent transport functions | All functions of transport keys would work most of the timewhen i stood unit on end to attempt repair. when unit was layed flat onbench no keys worked. | ||
| SONY | D5 | Service bulletin #193 | Upon performing s/b #193, i ran into a problem with the mount-ing screws being too short due to missing countersinks on the new rack. | ||
| SONY | SL5101 | No p/n for the clock and timer button door | The front assembly does not show any part # for the clock andtimer button door, which means that we have to replace whole front assythat is very expensive (about $67.00) while the door is a lot less. -hq comments: rpc does not stock the door. the reaso | ||
| SONY | KV2670R | Part # for cable between ant terminal to hit terminal | The part #1-536-836-11 does not come with the vhf/uhf inputcable. what is the part # for cable that goes from the ant term board tothe hit terminal? -hq comments: the cable in question (from ant terminal to hit terminal)is actually listed in s/m, page | ||
| SONY | WA8000 | No change of directions | Unit will not change directions. lock lever will not moveenough to catch and lock in reverse position. lever appears to be tootight on post or some projection on chassis or lever is inhibiting move-ment so that lever does not move far enough to lock, m | ||
| SONY | PSX600 | Hinge for the dust cover | A customer requested the hinge for the dust cover. since thehinge itself is not available he ordered the dust cover assy which shouldinclude two hinges. but the assy from npc did not include them. -hq comments: checked with npc and found the dust cove | ||
| SONY | SLHF300 | Various functions would not operate | Three units with similar symptoms. various functions wouldnot operate when buttons pushed on the betamax. different loss of func-tions on each unit but with all three, no remote control commands. |