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Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | SRS88PC | NO AUDIO - RESOLDERED Q101 | When power button was power button was pushed, power ledwouldn't light up. | ||
| Sony | HCDH51M | DEAD SET - R901 OPENS DUE TO S517 SHORT | On some units the mounting position of S517/clock displayswitch is such that when it is pushed, the ground side of the switch cancome in contact with JW501. This jumper wire is on the 5v buss which thenshorts to ground and opens the fusible resistor, R9 | ||
| Sony | HCDH50 | PLAYS TRACK FOR ABOUT 30-50 SEC THEN SKIPS BACKWARD | Verified customer complaint unit would skip backwards on anytrack selected, inner or outer track. | ||
| Sony | HCDC33 | CLOCK NOT FUNCTIONING - RESOLDERED R910 | Real time clock oscillator (32 khz) did not run. Found nosolder one side of R910. | ||
| Sony | HCDC33 | CD MECH JAMMED - REALIGNED MECH | CD will not open, close, play because mechanism is jammed dueto unit shipped with no transit screws for unit. Also could use extensioncable from CR105 of CD board to CN801 of front CD control board. | ||
| Sony | DTC1000ES | BURST OF NOISE AT EDIT POINTS - ADJUSTED T/U TENSION | Unit fails to erase old material at edit points. If you RECORDPAUSE, then go back to record again, you will hear the old material forabout 1/2 second when you play back the tape. It appears that the tape isnot making adequate contact with the drum in the | ||
| Sony | CDPC545 | UNIT JAMS - REPLACED IC551 | The unit worked fine until the exchange function was selected. The door would open but the tray would not rotate. The unit would thenlock up and not respond to any command. | ||
| Sony | CDPC345 | TIMING APPEARS TO BE A PROBLEM - RESOLDERED MAIN BOARD | The unit acts very erratic, i.e. the drawer opens fast orslow, timing seems off, but when done by hand (unpowered) timing is ok. | ||
| Sony | CDPC235 | WON'T READ COMPLETE DISC - RESOLDERED IC101 | Unit would not read a full disc. | ||
| Sony | CDPC215 | NO MECHANICAL ACTION | Original problem, no mechanical action. IC401 was replacedand now all functions work except the next disc will not be played. Thenext disc will be selected and it will chuck but will not spin. A newboard, with the latest IC, was ordered and it acts the s | ||
| Sony | CDP311 | NOISE IN LEFT CHANNEL - RESOLDERED C321 | Noise in left channel. Found one side of C321 unsoldered. | ||
| Sony | BU5BD1 | JAPANESE FORM WITH PART - EARLY VER. HAD ONLY JAPANESE FORM | Unlike other blocks, which come with a failure report sheet inEnglish, this one appears to have only a Japanese form. Any chance ofgetting the mfr to put an English form in there? -HQ COMMENTS: As per our phone conversation, this was an early versionof | ||
| Sony | XRU880 | DISTORTION, NO AUDIO, MECH MALFUNCTION, OR NO OPERATION | The above mentioned problems may be caused by leakage of oneor more of the electrolytic capacitors. | ||
| Sony | XRU770 | DISTORTION, NO AUDIO, MECH MALFUNCTION, OR NO OPERATION | The above mentioned problems may be caused by leakage of oneor more of the electrolytic capacitors. | ||
| Sony | XRU770 | POP IN AUDIO WHEN BUTTONS PRESSED | Audio popped each time a button was pressed on the faceplate that activates the mute transistors such as Seek +/-, Mau. +/-.Scoping the outputs on DC range showed a DC offset ranging from 100mV toas much as 900mV. Pop occured because mute transistors tak |