SONY HCD-EP515
Manual de Servicio

HCD-EP515 SECTION 4 MECHANICAL ADJUSTMENTS
Precaution 1. Clean the following parts with a denatured alcohol-moistened swab: record/playback heads pinch rollers erase head rubber belts capstan idlers 2. Demagnetize the record/playback head with a head demagnetizer. 3. Do not use a magnetized screwdriver for the adjustments. 4. After the adjustments, apply suitable locking compound to the parts adjusted. 5. The adjustments should be performed with the rated power supply voltage unless otherwise noted. Torque Measurement
Mode FWD FWD back tension REV REV back tension FF/REW Torque meter CQ-102C Meter reading 3.04 � 6.96 mN � m (31 to 71 g � cm) (0.43 � 0.98 oz � inch) 0.20 � 0.58 mN � m (2 to 6 g � cm) (0.02 � 0.08 oz � inch) 3.04 � 6.96 mN � m (31 to 71 g � cm) (0.43 � 0.98 oz � inch) 0.20 � 0.58 mN � m (2 to 6 g � cm) (0.02 � 0.08 oz � inch) 6.97 � 14.02 mN � m (71 to 143 g � cm) (0.98 � 1.99 oz � inch) 9.8 mN � m or more (100 g � cm or more) (1.4 oz � inch or more) 9.8 mN � m or more (100 g � cm or more) (1.4 oz � inch or more)

CQ-102C

CQ-102RC

CQ-102RC

CQ-201B

FWD tension

CQ-403A

REV tension

CQ-403R

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