Description
- New rubber belts
- New Azimuth Adjustment Screw
Power Supply and Logic PCB, fully overhauled and upgraded.
All operating voltages rectified, filtered and stabilized.
Playback head & recording head & erase head – demagnetized.
Reference voltage aligned.
Transport Section Mechanism Adjusted
- Offset Control Cam Mechanism Adjusted
- Stop: 0 V [2.0 V]
- Fast (F.F./Rew.): -2.0 V [2.0 V]
- Pause: -6.5 V [ 2.6 V]
- Play: -9.1 V [2.6 V]
- Reel Motor Speed in Play Mode Adjusted
- Record Head and Playback Head Tilt Adjusted
- Head Base Stroke Adjusted
- Head Base Stroke in Play Mode Adjusted
- Head Base Stroke in Cue Mode Adjusted
- Erase Head Stroke Adjusted
- Tape Guide Height Adjusted
- Erase Head Height and Tilt Adjusted
- Back Tension Adjusted
- Playback Head Height Adjusted and Azimuth Aligned
- Record Head Height Adjusted and Azimuth Aligned
- Record Head Stroke Adjusted
- Tape Travelling Adjusted
- Flywheel Assembly Height Adjusted
The tape transport mechanism was completely disassembled, cleaned and lubricated.
Audio Alignments
- Tape Speed and Motor Gain Adjusted
- Tone Level Calibrated
- Meter Level Calibrated
- MPX Filter Adjusted
- Playback Head Track Aligned
- Playback Head Azimuth Aligned
- Playback Level Calibrated
- Playback Frequency Response Adjusted
- Bias Oscillation Frequency Adjusted
- Erase Current Adjusted
- Record Amplifier Equalizer Adjusted
- Bias Trap (Record Amplifier) Adjusted
- Record Head Height Adjusted
- Record Head Azimuth Aligned
- Record Level Calibrated
- Recording Bias Current Adjusted
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