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Technics SA-G76

Technics SA-G76
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Technics SA-G76 Specifications

General IconGeneral
BrandTechnics
ModelSA-G76
CategoryStereo Receiver
LanguageEnglish

Summary

Specifications

FM Tuner Section

Details of the FM tuner's frequency range, sensitivity, and distortion.

Amplifier Section

Technical specifications for the amplifier's power output and distortion.

AM Tuner Section

Specifications for the AM tuner, including frequency range and sensitivity.

Safety Precautions

WARNING

General warning regarding servicing by experienced technicians only.

Before Repair and Adjustment

Protection Circuitry

Line-up of Components

Front Panel Controls

Operation Checks and Main Component Replacement Procedures

Checking Procedure for Major P.C.B.

Step-by-step guide for checking major printed circuit boards.

Replacement of Power IC and Regulator Transistor

Fan Motor Troubleshooting

Troubleshooting

CONNECTION

Instructions for connecting test equipment for troubleshooting.

TEST PROCEDURE FOR AMPLIFIER CIRCUIT

Procedure for testing the amplifier circuit using test equipment.

NORMAL WAVEFORMS OF AMPLIFIER CIRCUIT AND LIKELY FAULTY BLOCKS

Reference waveforms for amplifier circuits and identification of faulty blocks.

CHECKING PROCEDURE FOR SURROUND CIRCUIT

Procedure for testing the surround circuit's functionality.

Circuit Blocks

OVERLOAD DETECTION FUNCTION

Explanation of the overload detection and protection circuit.

Terminal Function of ICs

Printed Circuit Board

K PRO LOGIC P.C.B. (REP2241 A-T)

Layout and component identification for the Pro Logic PCB.

C VOLUME P.C.B. (REP2333 A-S)

Layout and component identification for the Volume PCB.

B PANEL P.C.B. (REP2333 A-S)

Layout and component identification for the Panel PCB.

D HEADPHONE JACK P.C.B. (REP2333 A-S)

Layout and component identification for the Headphone Jack PCB.

H OPERATION P.C.B. (REP2333 A-S)

Layout and component identification for the Operation PCB.

E MAIN P.C.B. (REP2332 A-M)

Layout and component identification for the Main PCB.

A TUNER P.C.B. (REP2254 A-T)

Layout and component identification for the Tuner PCB.

I INOUT TERMINAL P.C.B. (REP2332 A-M)

Layout and component identification for the Input/Output Terminal PCB.

J TUNER PACK P.C.B. (REP1999 B)

Layout and component identification for the Tuner Pack PCB.

F POWER SUPPLY P.C.B. (REP2334 A-P)

Layout and component identification for the Power Supply PCB.

Block Diagram

Wiring Connection Diagram

Schematic Diagram

Importance safety notice

Safety notice regarding component characteristics and replacement.

Terminal Guide of ICs, Transistors and Diodes

Cabinet Parts Location

Replacement Parts List

Notes: Important safety notice

Safety notice regarding components with special characteristics.

COILS & TRANSFORMERS

List of coils and transformers used in the unit.

COMPONENT COMBINATION

List of component combinations and their part numbers.

CERAMIC FILTERS

List of ceramic filters with their part numbers and values.

OSCILLATORS

List of oscillators, including ceramic and crystal types.

Packaging

Resistors & Capacitors

Notes: Important safety notice

Safety notice regarding component specifications and handling.

RESISTORS

List of resistors with their part numbers, values, and ratings.

CAPACITORS

List of capacitors with their part numbers, values, and voltage ratings.

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