Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Sony | PSX40 | SHORTING Q202 | We found the DC AMP to be open (cracked) as a result of Q202shorting - thus applying 18V to the IC. | ||
Sony | PSX40 | SHORTED MOTOR | Very low drive torque, Q103 and Q104 low outputs. No signalat emitter of Q103 and Q104 - measure emitter of Q103 and Q104 to groundreading should be 38 ohms. L3 and L4 of motor measure short. | ||
Sony | PSX40 | DEFECTIVE MGH | Turntable speed erratic. Maximum output from MGH was 15-20MVp-p. Even slight readjustment of the head caused it to scrape theplatter. | ||
Sony | PSX40 | HALL DEVICE/OFFSET OUT OF ADJUSTMENT | After power was applied and start/stop button pressed, turn-table had a washing machine action. |