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Sansui 3000 Service Manual

Sansui 3000
42 pages
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Sansui 3000 Specifications

General IconGeneral
Frequency Response20Hz to 20kHz
Total Harmonic Distortion0.8%
Input Sensitivity2.5mV (MM), 200mV (line)
Speaker Load Impedance4Ω to 16Ω
Signal to Noise Ratio85dB (line)
Channel Separation50dB
TypeStereo Amplifier
Semiconductors24 transistors, 12 diodes

Summary

How to Use This Service Manual

Troubleshooting Guide

FM and FM-MPX Reception Issues

Troubleshooting no sound, distortion, tuning noise, and channel separation in FM/FM-MPX.

Record Player and Tape Deck Operation

Diagnosing hum, surface noise, and no sound issues with record players and tape decks.

General Program Source Performance

Addressing weak sound, distortion, hum, or noise affecting all program sources.

Tuner and Switch Malfunctions

Resolving issues with tuning meters, FM-AFC, and muting switches.

Alignment Procedures

FM Alignment Procedure

Detailed procedure for aligning the FM tuner circuits.

AM Alignment Procedure

Detailed procedure for aligning the AM tuner circuits.

Service Information

Panel Removal and Dial Mechanism

Instructions for removing the unit's front panel and dial mechanism.

Schematic and Block Diagrams

Detailed circuit schematic and functional block overview of the unit.

Printed Circuit Board Layouts

Diagrams showing the physical placement of components on circuit boards.

Parts List and Color Codes

Comprehensive component list, designators, abbreviations, and color code explanations.

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