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Details adjustments for winding torque on take-up and supply turntables to ensure correct tape tension.
Describes setting tape feeler tension and adjusting the microswitch for the end stop function.
Details the adjustment of oscillator frequency, erase voltage, and bias current.
Steps for adjusting playback head height and azimuth using specific test tapes.
Procedures for record head height adjustment (visual and track measurement) and azimuth.
Adjusts playback amplifier output levels to specified voltage readings.
Guides on adjusting bias current for optimal recording level indicators.
Adjusts record/playback input levels and indicator settings for accuracy.
Details checking and adjusting distortion levels for amplifiers.
Methods for checking and adjusting tape speed using various instruments and tapes.
Procedures for controlling playback and record amplifiers when tolerances are exceeded.