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Technics SE-A1010 Service Manual

Technics SE-A1010
34 pages
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Technics SE-A1010 Specifications

General IconGeneral
Damping Factor100
Signal-to-Noise Ratio110 dB
Speaker Load Impedance4Ω to 16Ω
TypeStereo Amplifier
Frequency Response5Hz-100kHz (±1dB)

Summary

Before Repair Procedures

Power Supply Discharge

Procedure for safely discharging power supply capacitors before servicing.

Protection Circuitry Operation

Protection Circuitry Troubleshooting

Steps to take when the protection circuitry activates.

AC Mains Lead Safety Precautions (UK)

Fuse Replacement Guidelines

Instructions for safely replacing the fuse in the mains plug.

Unsuitable Plug Handling

Caution regarding unsuitable plugs and safe disposal.

Operating Procedures and Connections

Speaker Connection

Instructions for connecting speakers, including impedance considerations.

Operation Checks and Component Replacement

Main PCB Inspection Procedures

Step-by-step guide for checking the main printed circuit board.

Meter Assembly Replacement

Detailed steps for replacing the meter assembly.

Fan Motor Replacement

Instructions for removing and replacing the cooling fan motor.

Major Component Replacement

Procedures for replacing key internal components.

Power IC and Regulator Transistor Replacement

Procedure for replacing the power IC and regulator transistor.

Schematic Diagram Overview

Schematic Diagram Notes and Symbols

Key to symbols, voltage lines, and important safety notices for schematics.

Main Circuit Schematic Diagram

Main Printed Circuit Board Diagram

Wiring Connection Diagrams

System Block Diagram

Measurements and Adjustments

Power Meter Adjustment Procedure

Step-by-step guide to calibrate the power meters.

Replacement Parts List

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