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Nakamichi CR-30 User Manual

Nakamichi CR-30
39 pages
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Nakamichi
NAKA-00120
Service
Manual
Nakamichi
CR-3
CR-3A
CR-3E
CR-30
Discrete
Head
Cassette
Deck
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Nakamichi CR-30 Specifications

General IconGeneral
BrandNakamichi
ModelCR-30
CategoryCassette Player
LanguageEnglish

Summary

Removal Procedures

2.3. Mechanism Assembly Removal

Steps to remove the main mechanism assembly.

Mechanical Adjustments

4.1. Record & Playback Head Tilt Adjustment

Adjusting tilt of record and playback heads for optimal performance.

4.2. Head Base Stroke Check

Procedure to check the head base stroke.

4.3. Erase Head Stroke & Tape Guide Height

Adjusting erase head stroke and tape guide height.

4.4. Erase Head Height & Tilt Adjustment

Adjusting erase head height and tilt.

4.5. Head Height & Azimuth Alignment

Adjusting playback/record head height and azimuth.

4.6. Take-up Pressure Roller Adjustment

Adjusting the pressure of the take-up pressure roller.

4.9. Reel Motor Speed Adjustment

Adjusting reel motor speed in play mode.

Electrical Adjustments

6.2. Reel Motor Speed Calibration

Adjusting reel motor speed for specified torque.

6.3. Tape Speed Adjustment

Adjusting tape speed to the correct frequency.

6.6. Playback Head Track Alignment

Aligning the playback head track for optimal signal.

6.10. Bias Oscillation Frequency & Erase Current

Adjusting bias frequency and erase current.

6.13. Record Head Height Adjustment

Adjusting the record head height.

6.14. Record Head Azimuth Alignment

Aligning the record head azimuth.

6.15. Record Level Calibration & Bias Current

Calibrating record level and bias current.

Mechanism Assembly and Parts List

7.4. Mechanism Assembly (B01) Parts List

Comprehensive parts list for the mechanism assembly.

Mounting Diagrams and Parts Lists

8.10. Main PCB Assembly Mounting & Parts

Diagram and parts for the main PCB assembly.

Schematic Diagrams

9.2. Overall Schematic Diagram

Complete schematic diagram of the Nakamichi CR-3.

Block Diagrams

Timing Charts and Frequency Response

Specifications

13. Technical Specifications

Detailed technical specifications of the Nakamichi CR-3.

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