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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | TCFX505R | WORN THRUST BEARING | The unit would intermittently produce large amount of wow &flutter in the reverse direction. We traced the problem to the capstanthrust bearing. The plastic had lost its SPRING and was permittingexcessive thrust play. | ||
| Sony | TAV7 | P/N ERROR IN MANUAL | P/N for IC401 is incorrect in manual. IC401 = uPD553C244P/N PER MANUAL 8-759-101-01 = CX10032CORRECT P/N 8-759-101-10 = uPD553C244 -HQ COMMENTS: We will issue a T/N and S/B. | ||
| Sony | STRVX550 | PROCESSOR LOST MEMORY | At approx. 30 day intervals, this IC would lock-up in itsprogram and require a manual resetting. This occurred even after itsreset and hold periods had been changed by 0.22mFd capacitors. | ||
| Sony | STRVX6 | MISSING P/N IN MANUAL | Part number for C801/C802 4700uFd 63V not listed in S/M. -HQ COMMENTS: Please note C801/C802 P/N for 4700mFd 63VDC mainelectrolytic capacitors. P/N is 1-123-302-00. We will issue a T/N soon. | ||
| Sony | STRVX6 | TEMPERATURE SENSITIVE COMPONENTS | Intermittent noise in FM mode only, noise will last for 10 to40 seconds in the first hour of use. After an hour the unit will notexhibit this problem again while playing. | ||
| Sony | STRVX4 | BAD C854 CAPACITOR | The tuner control acted erratically. Sometimes the displaywould show 77MHz/FM at turn on. At other times the memory scan would beerratic. We found the reset pulse at Pin 7/IC401 to be insufficient.The trouble was traced back to C854 which had dried ou | ||
| Sony | RS20 | MALFUNCTIONING ROTATING DET | The unit does not rewind all the way to the beginning of thetape, when trying to record OGM. Then the tape stops and the ready LED(D601) blinks and a beep sound is emitted. | ||
| Sony | PSLX500 | INCORRECT CONNECTION OF PHONO GROUND | When setting volume about half way up, we hear a buzzing soundfrom right channel only. The ground lead of right channel cartridge leadis connected to ground of system control board ground. We are picking upmicroprocessor noise via this ground lead. | ||
| Sony | MTL10 | LOADING MECHANISM JAMS | After a month or two, the loading lever does not enter intothe groove on the cam gear. This in turn causes the loading mechanism tojam and subsequent inoperation of the unit. -HQ COMMENTS: Check for slippage between gear A (Item No. 3), O-ring(Item No. | ||
| Sony | CFSF11S | PLAY MODE WILL NOT OPERATE | Unit locks up when put in play. Head deck appears to bebinding. Everything seems to be free when taken apart. Need operationalprocedure and troubleshooting guide. -HQ COMMENTS: Check if the NR slider moves. If not, check the FWD camgear and the reve | ||
| Sony | CFSF11 | CRACKED GEAR | Cracked gear. | ||
| Sony | CDP701ES | REMOVAL OF SHORTING CLIP | Even though new OPB was installed, unit did not operate. | ||
| Sony | CDP701ES | CHUCKING MOTOR SWITCH NOT ENGAGED | The unit rejected the disc intermittently. Opened the unitand found the chucking operation was not done, when we closed the disctable. | ||
| Sony | XR25 | REPLACEMENT PART IS TOO SMALL | Per HQ's comments for my FPR, I ordered the sub. spring(P/N 3-317-637-01). But it is too small as a sub for the original(P/N 4-303-774-xx). -HQ COMMENTS: 3-434-137-02 is a correct number. KCP does not have instock presently. We will issue a T/N soon. | ||
| Sony | XR15 | POOR CONTACT AT CONNECTOR | Intermittent audio (FM only). This was present w/radio andtape modes. I have seen two XR-15s with this problem. |