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Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KX2501A | SET DEAD, REPLACED C666 AND D658 (ADD 4700PF ACROSS D658) | Should D658 short R675 opens. No 16V to IC651 allowing powersupply to produce 240V on 140V line. Blowing out C666. | ||
| Sony | XM55 | PART NUMBER | Need part number for C302 (2200uF 16V). Part supplied byNPC is too big to fit in place of this cap. -HQ COMMENTS: Cap's part number is 1-123-566-00. The part is availablefrom NPC. | ||
| Sony | SL5200 | INTERMITTENT EJECT OUT OF A SELECTED FUNCTION | Unit would intermittently drop out of the function selectedand eject the tape. Found that taping on unit would cause the symptoms. | ||
| Sony | SL2500 | DROP OUT OF FUNCTION IS SPECIAL EFFECTS MODE | After 15 mins on, unit would go into STOP mode when specialeffects was selected. | ||
| Sony | XR20 | MUTE PROBLEM - INTERMITTENT | S802 (MUTE SW) not operating with every cycle of eject. Lub-ing did not help. Audio on tape remained dead when tape was inserted. -HQ COMMENTS: The problem seems to be caused by S802 according to yourreport. However, we have received similar problems | ||
| Sony | ICF2001 | FREQUENCY IMAGE ON 79.70 MHZ | On ICF-2002 on 79.70MHz it is picking up 101.00 MHZ and wecompared to ICF-7600D which is an European model but it is an identicalunit and it is doing the same thing. Is there any solution for these? -HQ COMMENTS: Did you try SENS LOW? If the FM101.1MH | ||
| Sony | BMCJ888U | REPAIR PROCEDURE | We have a Betamovie signal converter jig BMCJ-888U that hasfailed. Please advise how we are to proceed. -HQ COMMENTS: We are sending a copy of the draft for the BMCJ-888U FieldService Alignment Manual. The manual contains a circuit description,electri | ||
| Sony | SL2000 | NO BATTERY CHARGE FROM TT | No battery charge from TT. Unit was burning D811 on MA-1 brdand blowing fuse F801 in SL. Found Q651 and IC681 defective. Unit wouldnow charge properly, but would not shut off charging ckt when batterythermal switch opened. D824 on MA-1 brd in SL was | ||
| 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 | D5 | NOISE IN AUDIO | Only noise was heard in audio. | ||
| Sony | KV2649R | NO DISPLAY INTERMITTENTLY, REPLACED DISPLAY TUBE | Intermittent channel indication. | ||
| Sony | KV1952RX | SNOWY PICTURE, REPLACE VHF TUNER | This unit produced a snowy picture, the problem being causedby a defective tuner block. We have had reports of a few of these tunersfailing after only a couple of months usage. | ||
| Sony | FD30A | POOR HORIZONTAL AND VERTICAL LINEARITY, READJUSTED RV851 | This unit displayed poor linearity - both horiz. and vert.We found RV851 (keystone adj) misadjusted, yoke positioning incorrect andthe yoke rings set incorrectly. | ||
| Sony | FD30A | NO PICTURE, BROKEN SOLDER JOINT AT R807 | This unit had sound but no picture. We found a broken solderjoint at R807. This resulted in no focus voltage. | ||
| Sony | KV2680R | P/N INQUIRY FOR CRT, 8-735-453-05 SUB TO 8-735-453-05 | P/N for KV-2681 CRT is incorrect. -HQ COMMENTS: The part # in S/M 8-735-453-05 is correct and correspondsto A67JHG01X type CRT. In the near future, it will be supplied as areplacement part in sets specifying this CRT.PART NUMBER LANDIN |