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Technics SU-Z15 - Service Manual

Technics SU-Z15
16 pages
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Technics SU-Z15 Specifications

General IconGeneral
BrandTechnics
ModelSU-Z15
CategoryAmplifier
LanguageEnglish

Summary

Product Specifications

Amplifier Performance and General Data

Covers power output, distortion, frequency response, tone controls, dimensions, and weight.

Regional Availability and Model Variants

Country-Specific Model Information

Lists which countries each model variant is available in.

Controls and Indicators

Front Panel Layout Description

Identifies and describes all controls, inputs, and indicators on the front panel.

Protection Circuitry

Circuit Operation and Protection Modes

Explains the purpose, function, and conditions for protection circuit activation.

Repair and Adjustment Procedures

Pre-Repair Safety and Voltage Checks

Details essential safety precautions and voltage checks before starting repairs.

Disassembly Instructions

Front Panel and Main Board Removal

Step-by-step guide for safely removing the front panel and accessing internal boards.

Disassembly Instructions

Main Printed Circuit Board (PCB) Removal

Provides instructions for detaching the main PCB from the chassis.

Power Amplifier IC Replacement Steps

Outlines the procedure for removing and replacing the power amplifier IC.

Component Identification Guide

Transistors, Diodes, and IC Pinouts

Lists key components with their pin configurations and identification markings.

Circuit Diagrams and Wiring

Main Circuit Board Layout and Connections

Illustrates the physical layout and wiring of components on the main PCB.

Parts and Component Data

Resistor and Capacitor Specifications and Lists

Details numbering systems, types, values, and lists for resistors and capacitors.

Block Diagram

Signal Flow and System Architecture

Illustrates the main signal paths and functional blocks within the amplifier system.

Schematic Diagram

Circuit Representation and Interpretation Notes

Explains the circuit diagram conventions, symbols, and provides key notes for understanding.

Replacement Parts List

Component Part Numbers and Descriptions

Lists specific part numbers, descriptions, and quantities for ordering replacement components.

Exploded View

Unit Disassembly and Part Identification

Presents an illustrated breakdown of the unit, identifying parts with reference numbers.

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