| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | EXR21 | ROTARY MODE SWITCH S901 FAILS, CAUSES DAMAGE TO REEL BRACKET | Mode switch fails prematurely causing reel bracket assy to bedestroyed. When reel bracket is replaced also replace rotary mode switchas well (p/n 1-692-885-11). This will prevent intermittent rotaryswitches from eating the reel bracket assy.This FPR was | ||
| Sony | CDXU300 | MECHANISM JAMS (FOUND M501 AND M502 WERE DEFECTIVE) | Elevator and loading mech work very slow you will notice ahum on audio. When you take the unit apart to test, unit works fine. Ifyou measure voltage from power supply to mechanism chassis when loadinga disc you measure 4.5v. If you connect Unilink gro | ||
| Sony | CDX71RF | UNIT SKIPS (FOUND LOW RF LEVEL, REPLACED OPTICAL PICKUP) | Unit skips. Found low p-p output from laser, and waveform wasnot very clear. | ||
| Sony | CDX71 | DOES NOT LOAD DISCS (REPLACED LOWER ROLLER ASSY) | Unit would not load any CD's. Lower roller assy was worn outand slipping on the roller gear assy. | ||
| Sony | CDX51RF | SKIPPING ON OUTER TRACKS (FOUND CLV MOTOR M902 DEFECTIVE) | Skipping on outer tracks (intermittent). M902, part numberA-3252-844-A, wobbles. This makes focus servo work overtime andcauses skipping some disks skip more than others. | ||
| Sony | CDX5090 | DISCS WILL NOT LOAD (FOUND D801 AND D802 DEFECTIVE) | CD will not load. | ||
| Sony | CDX5080 | NO TUNER FUNCTION ON EITHER AM/FM (FOUND D410 DEFECTIVE) | No tuner function on either AM/FM. Found D410 shorted. Thisdiode regulates the base of Q418 tuner B+ switch. | ||
| Sony | CDX4090 | NO AUDIO (FOUND AUDIO AMP IC303 DEFECTIVE) | No output. | ||
| Sony | CDX4090 | NO AUDIO (FOUND Q594 SHORTED COLLECTOR-EMITTER) | No audio. | ||
| Sony | GDM20SE1 | NO PICTURE, NO HV, GEOM LIGHT ON | Unit has no high voltage Geom light is on. Power Save andPower lights are flashing. | ||
| Sony | GDM17SE1 | NO PICTURE, NO HV, GEOM LIGHT IS ON | Unit has no high voltage. Geom light is on. Power Save andPower light are flashing. | ||
| Sony | CPD15SF1 | PREVENT CRACK ON D BOARD | Because of heat sink for IC502 part 403555501 is notavailable in stock. | ||
| Sony | CPD15SF1 | HV SHUTDOWN AFTER TURN ON, GEOM LIGHT ON | |||
| Sony | WCS990 | UNIT DEAD WITH DURACELL BATTERIES | Unit is dead with Duracell AAA batteries. Will work O.K. withother manufacturers batteries. The problem is that the positive batteryterminal on the outside battery compartment does not make contact withDuracell batteries because it is not wound up enough | ||
| Sony | TCDD7 | INTERMITANT LOSS OF AUDIO - TIGHTENED LOOSE ROLLER SET SCREW | Customers complaining of loss of audio and dropouts. Unitsare coming in out of alignment and set screws for the roller guides loose. This is the 5th set that has this symptom. |