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Modelo - Chassis CW
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | TCWR690 | FAILURE OF IC802 CAUSES MANY DIFFERENT PROBLEMS | The failure of IC802 can cause many different problems ineither or both decks A & B such as no record, no play or unit notrecognize tape. Problems may be very intermittent. | ||
| Sony | TCWR670 | "A" DECK HAS MECHANICAL NOISE - REPLACED IC81 AND MECH SPRNG | The spring ref# 158 in Service Manual is broken, unit playsirregularly running back and forth. I found IC81 was also defectivecausing fast forward and rewind modes, even though I push the play button. | ||
| Sony | TCWR535 | NO POWER - CNP702 DISCONNECTED | The unit has no power. Found the connector cable at CNP702disconnected. Also, found the connector cable at CNP701 to bedisconnected on some units. | ||
| Sony | TCWR87ES | RECORDING DOESN'T WORK ON LEFT SIDE - C122 DEFECTIVE | C122 on the main board defective causing lost signal gain.I did change the playback/record head, it didn't solve the problem.I found C122 defective. | ||
| Sony | TCWR635S | CIRCUIT CHANGE ON MAIN BOARD - SEE S/M SUPPLEMENT-1 | The Main board (P/N 1-647-190-11) has been changed (new P/N1-647-190-13). | ||
| Sony | TCWR620 | SUB PART FOR HEAD ASSY IS INCORRECT - USE A-2003-838-F | When the Head assembly is ordered for this unit, thereplacement part received from KCP does not include the erase head.The original part number (A-2003-477-A) subs to part number A-2003-838-Ain the KCP computer. KCP has been contacted but this issue has | ||
| Sony | TCWR500 | NO EXPLODED VIEW OF DECKS INCLUDED IN S/M - SEE SUPPLEMENT 1 | I have a servicer who needs a part for deck A. He calls ita clutch, but I can not be sure if it is part #3-393-142-01 felt or2-393-143-01 gear. Neither are listed in KCP. Can we get some type ofparts breakdown on the deck? I am sure Tokyo used it in | ||
| Sony | TCWR97ES | NO DECK B REVERSE - LUBRICANT DRIED OUT ON REV CAPSTAN | The customer complained deck B would not auto-reverse. | ||
| Sony | TCWR421 | HIGH WOW AND FLUTTER ON ONE DECK DURING REWIND OF OTHER | A customer complained that while playing one deck andrewinding the other, the deck playing has high wow and flutter. Theservicer verified the problem...is this normal- please advise. -HQ COMMENTS: Unfortunately this is a single motor driven unit whoseo | ||
| Sony | TCWR8ES | BOTH A AND B DECKS WILL NOT PLAY - Q825 FAULTY 8-729-801-93 | Motors A and B were not working. I could hear the solenoidskick when I pressed the play keys. | ||
| Sony | TCW311 | MECH CHASSIS IS UNAVAILABLE AND NEEDS REPLACEMENT | The sub chassis is not supplied per service manual breakout.Can you supply a part number, or whole chassis assembly part number, orgive a suggestion as to what to do? The part of the sub-chassis thatsupports the pinch roller is cracked. -HQ COMMENTS: W | ||
| Sony | TCW32 | MISSING PART NUMBER FOR THE PINCH ROLLER - 3-355-808-02 | No part number is given for the pinch roller. It's marked inthe service manual as not supplied. | ||
| Sony | TCWR570 | DECK "A" WILL NOT PLAY - S86 IMPROPERLY CONFIGURED | The A deck would not go into play after the unit was powereddown. If tape was ejected or switch PCB cable was removed and triedplay, the unit would then function. I replaced the micro IC801 and HalfSwitch S86 but that did not correct the problem. | ||
| Sony | TCWR590 | BOTH DECKS PLAY AT HIGH SPEED - Q804 FAULTY P/N 8-729-900-65 | Both decks were playing at high speed. Pin No. 11 of IC-801,speed control was switching and Q-804 collector was not. | ||
| Sony | TCWR521 | BOTH DECKS PLAY AT HIGH SPEED - Q804 FAULTY P/N 8-729-900-65 | Both decks were playing at high speed. Pin No. 11 of IC-801,speed control was switching and Q-804 collector was not. |