Harman Kardon AVR 70/230 User Manual

Harman Kardon Service Manual
AVR 70/230
5x75W 5.1 CHANNEL A/V RECEIVER
Released EU2012 Harman Consumer Group, Inc. Rev 0, 06/2012
8500 Balboa Boulevard
Northridge, California 91329
CONTENTS
SEMICONDUCTOR PINOUTS 46
PCB DRAWINGS
63
BLOCK DIAGRAMS 74
WIRING DIAGRAM 78
SCHEMATIC DIAGRAMS 79
ESD WARNING 2
OWNER’S MANUAL
3
EXPLODED VIEW AND PARTS 29
TROUBLESHOOTING 30
PARTS LIST 33

Harman Kardon AVR 70/230 Specifications

General

Input Sensitivity/Impedance	200mV/47k ohms
Input Level/Impedance (Video)	1Vp-p/75 ohms
Output Level/Impedance (Video)	1Vp-p/75 ohms
Weight	9.6kg
Input Sensitivity	200mV
Video Frequency Response	10Hz-8MHz

Summary

Owner's Manual

Front-Panel Controls

Rear-Panel Connectors

Making Connections Guide

AVR Setup Procedure

Guide to initial AVR setup using the on-screen menu system.

Speaker Configuration and Calibration

Configuring speaker settings, crossover, distance, and channel levels.

Operating Your AVR

Basic AVR operation, including volume control, source selection, and troubleshooting tips.

Advanced Functions Overview

Customizing AVR settings for optimal audio performance and recording.

Troubleshooting

General Troubleshooting Guide

Common symptoms, causes, and solutions for AVR operational issues.

Power-On and Initial Operation Issues

Troubleshooting power issues, no sound, and automatic power-off errors.

Audio and Video Output Troubleshooting

Parts Lists

Primary AVR 70 Parts List

List of primary parts for the AVR 70 with specific ordering numbers.

Diagrams and Schematics

Exploded View Diagram

Wiring Diagram

Schematic Diagrams

Schematic diagrams for Amplifier, Control, Front Panel, and Standby sections.

Main Board Schematics

Schematic diagrams for the AVR's main board (sections 1 and 2).