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TAPE ADJUSTMENTS
2. MOTOR REPLACEMENT AND SPEED ADJUSTMENT
(1) Motor replacement
(2) Motor speed 1. Insert the test tape (MTT-111 or etc. 3,000 Hz) into DECK A. 2. Press the PLAY button. 3. Adjust VR311 so that the frequency counter show a reading of 3,000 ± 10 Hz. 4. Press the STOP button.
TAPE SPEED ADJUSTMENT VR311
3. CHECKING THE MECHANISM TORQUES
� Clean the head, capstan and pinch roller before making any measurement.
DECK " A & B"
Measureent Cassette for measurement PLAY F.FWD/REW Take-up torque PLAY : TW-2111A F.FWD/REW : TW-2231 25 ~ 63 gr.cm 60 ~ 120 gr.cm 2.0 ~ 6.0 gr.cm Back tension PLAY : TW-2111A Tape tension Drive-power cassette TW-2412 70 gr or more -
