AIWA TPVS500
Manual de Servicio

TRANSISTOR ILLUSTRATION
C

B

E

2SC3326 2SC4116 2SC2712 2SC4081 2SC4213

ADJUSTMENT
1. Tape Speed (4.8cm/sec) Adjustment Settings: � Test tape: TTA�100 (Tape center) � Test point: Phones Jack (J103) � Adjustment location: VR202 � PAUSE: OFF � V�SENSOR: OFF � REC MODE: NORMAL (4.8cm/sec) � VOLUME: Maximum Method: Play back the test tape and adjust VR202 for 3000Hz ± 20Hz. Then confirm WOW is less than 0.55%. 2. Tape Speed (2.4cm/sec) Adjustment Settings: � Test tape: TTA�160 (Tape center) � Test point: Phones Jack (J103) � Adjustment location: VR203 � PAUSE: OFF � V�SENSOR: OFF � REC MODE: 2X (2.4cm/sec) � VOLUME: Maximum Method: Play back the test tape and adjust VR203 for 3000Hz ± 20Hz. Then confirm WOW is less than 0.8%. 3. Azimuth Adjustment Settings: � Test tape: TTA�330 � Test point: Phones Jack (J103) � Adjustment location: Head azimuth adjustment screw � PAUSE: OFF � V�SENSOR: OFF � REC MODE: NORMAL (4.8cm/sec) � VOLUME: Maximum Method: Play back the test tape and adjust screw so that the output become maximum.

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