Cassette Player

Service Data

Superscope CD-330 - Service Data Manual

Superscope CD-330

44 pages

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Table of Contents

Table of Contents3
Specifications3
Features4
Change of Power Transformer Primary Voltage5
Service Note5
Test Equipment for Servicing Replacement5
Bottom Case Cover and Chassis Disassembling Procedures6
Adjustment and Measurement (Audio) Instructions8
Mechanical Adjustments8
Pause Timing8
Torque Adjustment (FF, REW)8
Torque Adjustment (Play)9
Flywheel Thrust Adjustment9
Installation of Motor Pulley9
Tape Speed Adjustment9
Electrical Adjustments10
Azimuth Adjustment10
Meter Adjustment11
Head Azimuth Adjustment11
Playback Output Level Adjustment12
Playback Equalizer Adjustment13
VU Meter Adjustment13
Recording Current Adjustment (Temporal)14
Recording Bias Current Adjustment (Temporal)14
Record-Playback Frequency Response Adjustment15
Record-Playback Output Level Measurement (at Line Out)15
Bias Trap Adjustment16
Adjusting the Dolby Circuit16
Playback Signal to Noise Ratio Measurement17
Playback Output Level Measurement17
Playback Frequency Response Measurement18
Record-Playback Output Level Measurement18
Record-Playback, Harmonit Distortion Measurement19
Record-Playback Signal-To-Noise Ratio Measurement19
Record-Playback, Frequency Response Measurement20
Erasing Effect Measurement20
Leak Bias Measurement21
Cross Talk Measurement21
Channel Separation Measurement22
Block Diagram23
Level Diagram24
Schematic Diagram25
Circuit Board Diagram27
Exploded View and Parts List29
Packing Materials Diagram39
Electrical Parts List40

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