Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por:![]() |
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Sony | KV32XBR70 | INOPERATIVE SET - NO B+, REPLACE IC-651 | No B+ ran F board with lightbulb load separately. Found+167Vdc on Pin No. 1 of IC-651 and no voltage anywhere else. IC-651 openinternally at collector to emitter of TR-1 inside IC-651. | ||
Sony | KV32XBR65 | NO POWER, REPLACED Q-604 | B+ supply only +5Vdc on B+ line. Ran F bd. separatelyw/lightbulb load on plug F-61 at pins 1 & 4. Pins 8 & 9 on IC-651 had-.2Vdc on them. Found Q-604 shorted emitter to collector & R-610 open.These don't exist on schematic. Please correct manuals wit | ||
Sony | EVS800 | NO AUDIO IN RECORD OR PLAYBACK | There is no audio in E to E, Record or playback modes. | ||
Sony | KV20EXR10 | UNIT LOCKED IN THE SERVICE MODE, SUBSTANCE FOUND IN SET | Upon power on unit comes on to the service mode and will notcome out of it. Unpluging does not help. | ||
Sony | CCDTR7 | NO CAPSTAN | There was no capstan rotation during eject so machine woulddisplay flashing caution sign. IC-504 and the capstan motor had been pre-viously replaced. All signals looked correct to properly drive the motor. | ||
Sony | SLHFR70 | INOPERATIVE SET | Unit did not operate. IC-301 and the STK regulator werepreviously changed. | ||
Sony | STRGX90ES | NO RADIO | FM display is fine. Signal strength is always indicating afull (strong) signal. No FM stations are received. Checking pin 2 CN-03,no ground. | ||
Sony | FD500 | NO POWER, OPEN F602, CHECK CUSTOMER'S AC ADAPTOR | No operation, no power or no audio power ok. This seems to bean on going problem or just failures of last production runs. | ||
Sony | CCDV5 | NO CAMERA VIDEO | No camera video, zoom and AF work ok. Camera video present onV4-8 pin 54, not at pin 3. Checked for +5 volts on VY-8 board - notthere. | ||
Sony | TCM858 | BACKGROUND NOISE (HISS) IN RECORD MODE | Background noise (hiss) in Record mode when there is no soundin the room. Customer wants to know if this is normal? -HQ COMMENTS: No this is not normal. If the hiss is heard during therecording mode, then it is definitely not normal as the ground retu | ||
Sony | CCDTR4 | NO VIDEO IN CAMERA OR PLAYBACK | When in camera mode or VTR mode, there is no video in view-finder or video out. | ||
Sony | SPP115 | ID ROM DEFECTIVE | New ID ROM received from NPC is defective. This is the secondtime this has happened. | ||
Sony | TCFX110 | MISSING PART NUMBER FOR RECORD LEVER | Need the part number of the record lever on the top leftcorner of Ref. No. 81 on page 13 of S/M. I ordered the chassis assembly4-894-968-01, but it does not come with it. Please help. | ||
Sony | CDPC205 | INTERMITTENT SPINDLE MOTOR START | Spindle motor has to be given a little push in order to get upto speed. | ||
Sony | KV25XBR | NO VIDEO/SWITCHING PROBLEM | There was no video displayed on the screen or present at themonitor out jack. Sound was ok and characters were present. We found theproblem to be caused by an open pull up resistor R-913 U board. Thisprovides bias for IC-805/video switching and the vi |