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Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | GDM1937 | NO PICTURE, T202 FAILURE | The monitor would power up then shutdown. High voltage wascoming up for a brief second. PS101 was blown (B+ for horizontal outputtransistor). I replaced the fuse and it immediately failed again. Ireplaced the fuse with a 2k ohm resistor and powered u | ||
| Sony | KV32TS46 | ANT/AUX SWITCHING NOT MENTIONED IN O/M | This model has AUX antenna input for use with scrambled cablesystems. To access this input you have to press the TV key (middlesecond row of buttons) on remote RMY-118. There is no mention of this inthe owners or service manual, in fact diagrams do no | ||
| Sony | GDM1931 | EDITING TIMING ON THE TEAM SYSTEM VG515 BOARD | Working with the TEAM software on different units I havediscovered there are limitations to the edit timing feature of thesoftware. I was unable to input the specific timing for a Scitex GDM1931OEM Model. The software rounds off the numbers ultimately p | ||
| Sony | EXCD40 | DISTORTED CD AUDIO, TUNER OK (REPLACE FLEX CABLE REF. 322) | The unit was distorted when playing a CD. IC3 pin 78 signalslooked slightly distorted. I changed IC3 but that did not help. Pins 22,21, 20 and 19 on IC301 were distorted so I changed IC301, but that did nothelp either. Then, I changed IC306, IC101 an | ||
| Sony | CDPC315 | STOPS PLAYING AFTER 1 MINUTE (REPLACE IC-401) | Unit stops playing after one minute, then it will not read thenext disc. | ||
| Sony | CDPC211 | STOPS PLAYING AFTER 1 MINUTE (REPLACE IC-401) | Unit stops playing after one minute, then it will not read thenext disc. | ||
| Sony | XRU220 | ONE CHANNEL OUT ON TAPE (REPLACE HP101, P/N 1-543-717-11) | The unit came in with one channel out on tape and it wasintermittent. Also, when changing direction on tape, the audio would gofrom the left channel to the right channel. | ||
| Sony | CDPC215 | INTERMITTENT OPEN AND NO OPEN DISK SKIP (RESOLDER M701) | The unit intermittently opened, and there was no disk skip.Upon diagnosis of unit, I found a cold solder joint on the negativeterminal of the table motor M701. | ||
| Sony | CDPC211 | INTERMITTENT OPEN AND NO OPEN DISK SKIP (RESOLDER M701) | The unit intermittently opened, and there was no disk skip.Upon diagnosis of unit, I found a cold solder joint on the negativeterminal of the table motor M701. | ||
| Sony | CDPC500 | INOPERATIVE (REPLACE D401, P/N 8-719-110-13) | The unit was completely inoperative. All power supplies andcrystal frequencies were good. I found voltage on pin 57 IC401 was +5volts instead of -3.8 volts. | ||
| Sony | CDPC400 | INOPERATIVE (REPLACE D401, P/N 8-719-110-13) | The unit was completely inoperative. All power supplies andcrystal frequencies were good. I found voltage on pin 57 IC401 was +5volts instead of -3.8 volts. | ||
| Sony | CDPC335 | TRAY OPENS AND CLOSES BY ITSELF (ALIGN CAM MECHANISMS) | The tray opens and closes by itself, the FOP mechanism islocked in the up position. | ||
| Sony | CCDV99 | ZOOM MOTOR RUNS ON ITS OWN- INTERMITTENTLY/CHECK IC-453 | There was intermittent movement of the zoom ring to wide angleside without touching the zoom switch. Upon disassembly, the problemusually clears up or becomes more intermittent. | ||
| Sony | CDPH3750 | DRAWER WON'T STAY OPEN (DISLODGED CUSHION INTERFERED W/S103) | S103 (tray out) was not being closed. There was a cushionpreventing the tray from sliding all the way out. | ||
| Sony | CDPC500 | NO FOCUS/ERRATIC LENS MOTION (REPLACE C212 P/N 1-123-382-00) | When I plugged the unit in the laser starts to focuserratically. |