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Panasonic SA-CH64M - Service Manual

Panasonic SA-CH64M
29 pages
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Summary

Specifications Overview

Amplifier, Tuner, and Cassette Specs

Details amplifier power output, tuner sensitivity, S/N ratio, and cassette deck features.

CD Section and General Specs

Covers CD playback parameters, power, dimensions, and weight.

System Block Diagrams

Optical Pickup and Servo Control Blocks

Illustrates the optical pickup, photo detector, and servo amplifier system.

Motor Drive and Control Circuit Blocks

Depicts the circuits for tracking, spindle, and traverse motors.

Component Terminal Guides

Semiconductor Component Pinout Identification

Provides terminal identification for ICs, transistors, and diodes.

Safety Information and Cautions

Critical Component Handling Safety

Emphasizes safety precautions for static-sensitive parts and grounding during repair.

Fuse Safety and Replacement Guidelines

Advises on correct fuse types, ratings, and fire hazard prevention.

Servo Circuitry Details

Optical Pickup and Servo Amplifier

Details the servo amplifier, optical pickup drive, and motor control circuits.

Tuner Circuitry Analysis

Tuner Pack and RF Circuitry

Covers FM/AM front-end, mixer, and PLL frequency synthesizer circuits.

Deck Mechanism Circuitry

R;P Head and Audio Output Circuitry

Explains R/P head interface, pre-amps, bias osc., and output stages.

Operation and Interface Circuits

Operation (1) and CD Switch Circuits

Describes CD switch control, panel inputs, and operation logic.

Panel Circuit Diagram

Details the jog volume and button input circuitry.

Control Circuitry Details

System Control and FL Display Circuit

Illustrates control logic, microcomputer interface, and FL display control.

Headphone Output Circuit

Headphone Amplifier and Output Stage

Details the headphone amplifier circuit and associated components.

Supporting Circuitry Details

Analog Switch and Sound Processor Circuits

Explains the BU4052BCF analog switch and BH3854AFS sound processor.

Main Circuit Analysis

Main Signal Processing and Buffer Amplifiers

Details core signal path, system control, and buffer amplifier circuits.

Operation and Power Circuits

Operation (2) and Photo TR Circuits

Describes LED control, power-down detection, and photo transistor circuits.

Power Supply Circuitry

Details the main power supply circuitry including transformer and relays.

Wiring Connection Diagrams

PCB Interconnection Wiring

Illustrates wiring between main PCBs like Servo, Control, and Mechanism.

Component to PCB Wiring Details

Shows connections from discrete components to specific printed circuit boards.

Parts Location and Assembly Views

Tape and Loading Mechanism Parts

Exploded views of tape transport and CD loading mechanism components.

Cabinet and External Parts Location

Exploded view of the main chassis, front panel, and external components.

Summary

Specifications Overview

Amplifier, Tuner, and Cassette Specs

Details amplifier power output, tuner sensitivity, S/N ratio, and cassette deck features.

CD Section and General Specs

Covers CD playback parameters, power, dimensions, and weight.

System Block Diagrams

Optical Pickup and Servo Control Blocks

Illustrates the optical pickup, photo detector, and servo amplifier system.

Motor Drive and Control Circuit Blocks

Depicts the circuits for tracking, spindle, and traverse motors.

Component Terminal Guides

Semiconductor Component Pinout Identification

Provides terminal identification for ICs, transistors, and diodes.

Safety Information and Cautions

Critical Component Handling Safety

Emphasizes safety precautions for static-sensitive parts and grounding during repair.

Fuse Safety and Replacement Guidelines

Advises on correct fuse types, ratings, and fire hazard prevention.

Servo Circuitry Details

Optical Pickup and Servo Amplifier

Details the servo amplifier, optical pickup drive, and motor control circuits.

Tuner Circuitry Analysis

Tuner Pack and RF Circuitry

Covers FM/AM front-end, mixer, and PLL frequency synthesizer circuits.

Deck Mechanism Circuitry

R;P Head and Audio Output Circuitry

Explains R/P head interface, pre-amps, bias osc., and output stages.

Operation and Interface Circuits

Operation (1) and CD Switch Circuits

Describes CD switch control, panel inputs, and operation logic.

Panel Circuit Diagram

Details the jog volume and button input circuitry.

Control Circuitry Details

System Control and FL Display Circuit

Illustrates control logic, microcomputer interface, and FL display control.

Headphone Output Circuit

Headphone Amplifier and Output Stage

Details the headphone amplifier circuit and associated components.

Supporting Circuitry Details

Analog Switch and Sound Processor Circuits

Explains the BU4052BCF analog switch and BH3854AFS sound processor.

Main Circuit Analysis

Main Signal Processing and Buffer Amplifiers

Details core signal path, system control, and buffer amplifier circuits.

Operation and Power Circuits

Operation (2) and Photo TR Circuits

Describes LED control, power-down detection, and photo transistor circuits.

Power Supply Circuitry

Details the main power supply circuitry including transformer and relays.

Wiring Connection Diagrams

PCB Interconnection Wiring

Illustrates wiring between main PCBs like Servo, Control, and Mechanism.

Component to PCB Wiring Details

Shows connections from discrete components to specific printed circuit boards.

Parts Location and Assembly Views

Tape and Loading Mechanism Parts

Exploded views of tape transport and CD loading mechanism components.

Cabinet and External Parts Location

Exploded view of the main chassis, front panel, and external components.

Panasonic SA-CH64M Specifications

General IconGeneral
BrandPanasonic
ModelSA-CH64M
CategoryStereo System
LanguageEnglish

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