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NAD T 742 User Manual

NAD T 742
65 pages
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NAD
T 742
SURROUND
SOUND RECEIVER
T 742
SURROUND
SOUND RECEIVER
SERVICE MANUAL
www.electronicsrepair.net
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NAD T 742 Specifications

General IconGeneral
BrandNAD
ModelT 742
CategoryReceiver
LanguageEnglish

Summary

Service Safety Precautions

Replacing the Fuses

Lists fuse types and specifications for continued fire protection.

Safety Check Out

Instructions for leakage current and resistance measurements.

Specifications

Power Amplifier and Preamplifier Section

Technical specifications for the amplifier and preamplifier.

Surround Section

Technical specifications for surround sound channels.

DTS Section

Technical specifications for DTS audio processing.

AM Tuner Section

FM Tuner Section

Technical specifications for the FM tuner.

Power Rating

Electrical power specifications for different models.

Physical Specifications

Dimensions and weight of the unit.

Rear Panel and Front Panel

Rear Panel Connections

Identifies and describes all connectors on the rear panel.

Front Panel Controls and Inputs

Identifies and describes front panel buttons, displays, and inputs.

Disassembly Instructions

Removing the Top Cover

Step-by-step guide for removing the main unit cover.

Wiring Diagram

Block Diagram

System Block Diagram

High-level overview of the unit's functional blocks.

Adjustment Points Diagram

Tuner Adjustment Points

Diagram showing tuner adjustment points.

Instrument Setup

FM Measurement Setup

Diagrams and descriptions for FM signal measurements.

RDS Measurement Setup

Diagrams and descriptions for RDS signal measurements.

AM Measurement Setup

Diagrams and descriptions for AM signal measurements.

Important Notes

FM/RDS Section

AM Section

PCB Layout

Schematic Diagram

IC Block Diagram

AC3 Board IC Diagrams

Block diagrams for specific ICs on the AC3 board.

Electrical Parts List

AC3 Assy PCB Parts

List of parts for the AC3 PCB assembly.

Capacitors List

Detailed list of all capacitors with specifications.

Coils List

Detailed list of all coils with specifications.

Exploded View

Exploded View Parts List

Chassis and Panel Parts

Exploded view parts list for chassis and panels.

Button and Bezel Parts

Exploded view parts list for buttons and bezels.

Packing Diagram

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