Onkyo TX-SR403

E n
AV Receiver
TX-SR403
Instruction Manual
Thank you for purchasing an Onkyo AV Receiver.
Please read this manual thoroughly before making
connections and plugging in the unit.
Following the instructions in this manual will enable
you to obtain optimum performance and listening
enjoyment from your new AV Receiver.
Please retain this manual for future reference.
Contents
Introduction ..................................... 2
Connection .................................... 15
Turning On & First Time Setup..... 30
Basic Operation
Playing your AV components....... 34
Using the Tuner............................ 36
Enjoying the Listening Modes ..... 40
Advanced Operation ..................... 44
Troubleshooting ............................ 50
Specification.................................. 53
TX-SR403En.book Page 1 Friday, April 29, 2005 10:55 AM

Onkyo TX-SR403 Specifications

General

Channels	6.1
Total Harmonic Distortion	0.08%
Frequency Response	10 Hz - 100 kHz
Audio Formats Supported	Dolby Digital, DTS
Input Sensitivity and Impedance	200 mV / 47 kΩ
Signal-to-Noise Ratio	100 dB
Speaker Impedance	6 - 16 Ohms
Dimensions (W x H x D)	435 x 151 x 329 mm
Digital Inputs	1 x Optical, 1 x Coaxial
Weight	23.1 lbs (10.5 kg)

Summary

Safety and Initial Setup

Important Safety Instructions

Essential guidelines to prevent hazards like fire, electric shock, and ensure user safety.

Precautions

Guidelines for proper care, handling, power, and general usage to maintain the unit and prevent damage.

First Time Setup

Guide to essential initial settings, including assigning digital inputs and configuring speaker setup.

Hardware Overview and Controls

Front & Rear Panels

Remote Controller

Detailed explanation of the remote controller's modes, buttons, and how to use it for various functions.

Connections

Connecting Your Speakers

Guidance on connecting speaker sets A and B, including placement and configuration for optimal surround sound.

Connecting Your Components

Detailed instructions on connecting various AV components using different video and audio formats.

Connecting Video Sources

Advanced Setup and Troubleshooting

Advanced Setup

Troubleshooting

Solutions for common problems related to power, audio, video, tuner, remote control, and recording issues.