Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | SLHFR70 | INTERMITTENT NO TUNER AUDIO | No tuner audio from TI-5 board. Pin 11 (tuner audio mute) ofIC301 on SA-10 board was high. It could be intermittent. | ||
| Sony | SLHFR70 | POOR BETASCAN AFTER 30 MIN TO 2 HRS | Unit had very poor Betascan (all modes) after warming up. | ||
| Sony | STRVX550 | VOLUME STUCK IN LEVEL | Volume stuck in one level, however, display changed. | ||
| Sony | FD20A | WRONG COLOR CABINET PARTS | Herman Electronics, part distr. in Miami ordered P/N3-314-033-21 and 3-314-023-21 for a silver unit but keeps getting thoseitems in blue. -HQ COMMENTS: Part numbers in service manual are incorrect. Pleaseorder by the part numbers below.3-314-033-21 cab | ||
| Sony | BMC220 | POOR PICTURE - W/NO COLOR | After repairing original focus problem, unit failed duringfinal test. Unit displayed a very poor picture, no color and out offocus. | ||
| Sony | TAAX6 | INCORRECT PART # | End user has had unit serviced by A&E TV (non-ASC, CanogaPark). Pilot lamps need replacing. S/M has only one P/N 1-518-453-00which subs to 1-518-453-31 on KC system. Color is red. Please advisepart numbers for following color pilot lamps: PL#06-10 ( | ||
| Sony | CCDV8 | VIDEO DISTORTED | One video head was not soldered. | ||
| Sony | TCFX500R | PUSHING REC CAUSES REC MUTE | Unit would go into REC MUTE whenever REC was actuated. Normalrecording is not possible. | ||
| Sony | SLHFR90 | INTERMITTENT SNOW WHEN VIDEO SIGNAL LEVEL CHANGES QUICKLY | If video level changes rapidly, as when station cuts to acommercial or back, picture goes to snow for 1/2 sec. or so, but sound isnot disturbed. Control pulse is still on tape. Slow change in videolevel does not produce this symptom. Servicer claims t | ||
| Sony | KV25XBR | SCHEMATIC ERROR - SOUND | In troubleshooting a KV-25XBR, I found a problem with theschematic. On the X board, IC1107, Pin 8 goes to R1208 and then to12 volts. Pin 8 goes to the wipers of the switch inside the chip. Theway the schematic is drawn, there is no way to switch from | ||
| Sony | D5 | DEAD | D-5 was dead. | ||
| Sony | TCFX410R | INTERMITTENTLY NO POWER | Intermittently no power or power but no functions or noindicator lights. | ||
| Sony | WM11 | AUDIO HAS A LOT OF WOW AND FLUTTER | Player plays slow with slight flutter due to the supply reelspindle being tight. Several attempts to loosen the reel have failed. Inall units the torque is sufficient and mirror cass shows a straight tapepath. Pinch roller is clean. When the tape sup | ||
| Sony | KV2680R | VERT LINES IN PIX, DESCRAMBLED CABLE ONLY | On descrambled cable signal only, thin white vertical linesappear at one or the other side of screen. This does not occur withoff-the-air broadcasts, or unscrambled cable programs. -HQ COMMENTS: The symptom is a byproduct of scrambling and descrambling | ||
| Sony | KV2654R | DISTORTION (BENDING) DRIFTS THROUGH PICTURE | A distortion bar would float upward through picture at abouta 60Hz rate. Within the bar, the picture was bent at the edges. |