Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | ITD100 | LOW DIAL TONE | Low dial tone - zener diode ZD-311 is leaking. | ||
Sony | SPP50 | UNIT DISCONNECTS LINE AFTER 20 SECONDS. | Unit disconnects line in approximately 15 to 20 seconds. Thisis due to the fact that IC-1 pin 14 is internally shorted to ground (at743 Ohms). This in turn holds IC-5 pin 20 low and the micro disconnectsthe line. | ||
Sony | SPP50 | NO DIAL TONE | No dial tone. Z-1 is shorted. Credit also B. Kennedy forassistance with FPR. | ||
Sony | CCDF33 | INCOMPLETE "F" RING ASSEMBLY | Servicer ordered replacement front lens assembly because lenswas broken. Part received was ring without lens. The price we sell thepart suggests that the lens is included. The drawing in the service man-ual also indicates the lens is included. Please | ||
Sony | SLV575UC | CAPSTAN MOTOR ALWAYS RUNS | Capstan motor always runs fast. IC-501/71 (capstan stop) highin eject mode. Q-423/C low, but about 3VDC still applied to motor. | ||
Sony | HVR200 | NEED PART NUMBER | |||
Sony | SLVRV5UC | UNIT WON'T TURN ON - INTERMITTENT | Unit won't turn on - intermittent. No functions work when ACpower fluctuates. | ||
Sony | KX2501 | JAIL BARS IN PICTURE, REPLACED C-667 | Jail bars vertically in picture. Traced ripple to +12 voltline on board PCB with oscilloscope then traced it to an open C-667 the15 volt filter for the 12 volt supply from the switched mode supply. | ||
Sony | KV1396R | TINY GLITCH MOVING UPWARD IN PICTURE, REPLACED C525 | Tiny glitch moving upward in picture. Its barely noticableexcept on straight edges. Approximately 1.0 volt ripple measured atTP-85. | ||
Sony | SL2000 | CAPSTAN SERVO WILL NOT LOCK ON COLD START | Capstan servo will not lock. Adjusted capstan free speed andFG amp. Unit will play all day with no problem. The next morning thesame problem occured. I thought the problem was heat related. Sprayedfreeze mist and found IC-412 and IC-408 very sensiti | ||
Sony | CDXR79 | WILL NOT EJECT | Ratcheting noise when unit is trying to eject. | ||
Sony | KV2782R | GA BOARD PART NUMBER INCORRECT, BLANK BOARD P/N 1-616-071-11 | Part number for the GA board is incorrect. | ||
Sony | WMF2078 | PART NUMBER NOT LISTED FOR REAR & FRONT CABINET ASSEMBLIES | The part numbers for the rear and front cabinet assemblies arenot listed in the service manual. Both parts are shown as not supplied onpage 20 of the service manual. | ||
Sony | TCM7 | THE P/N FOR RV601 NOT LISTED | The Service Manual does not list a P/N for RV601 located onthe Servo Control Board. | ||
Sony | DT10 | SERVICE MANUAL ERRROR | The Service Manual indicates that the Mech Deck shield shownon page 12 is grounded but this is incorrect. The blue wire shownconnected to the shield and also common to the trace connecting to pin 26of IC501 is correct but the point where it is connected |