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Onkyo TX SR308

Onkyo TX SR308
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AV Receiver
TX-SR308
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
Connections.................................11
Turning On & Basic Operations
......18
Advanced Operations .................28
Controlling iPod & Other
Components............................37
Others...........................................44
E
n

Table of Contents

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Onkyo TX SR308 Specifications

General IconGeneral
Impedance6 Ω
Frequency range20 - 50000 Hz
Audio output channels5.1 channels
Signal-to-Noise Ratio (SNR)100 dB
Total Harmonic Distortion (THD)0.08 %
AM band range522 - 1611 kHz
FM band range87.5 - 108 MHz
Radio Data System (RDS)Yes
Product colorBlack
Package depth537 mm
Package width416 mm
Package height268 mm
Dimensions (WxDxH)435 x 151 x 328 mm
Power requirementsAC 220-230 V, 50/60 Hz
Package weight10500 g
Power consumption (typical)310 W
Weight and Dimensions IconWeight and Dimensions
Weight8000 g

Summary

Introduction

Important Safety Instructions

Essential safety guidelines for using the AV receiver to prevent hazards.

Precautions

Important precautions for operating the AV receiver, including care and warnings.

Supplied Accessories

Lists the accessories included with the AV receiver for setup and use.

Using the Remote Controller

Explains how to install batteries and aim the remote control for operation.

Turning On & Basic Operations

Turning OnOff the AV Receiver

Instructions on how to power the AV receiver on and off using the front panel or remote.

Basic Operations

Details on operating the AV receiver, including display, volume, and source selection.

Using the Music Optimizer

How to use the Music Optimizer function to enhance compressed music files.

Setting the Display Brightness

Adjusts the brightness of the AV receiver's display for better visibility.

Front & Rear Panels

Front Panel

Identifies and explains the buttons and indicators on the AV receiver's front panel.

Display

Explains the information displayed on the AV receiver's screen.

Rear Panel

Identifies and describes the various input and output jacks on the rear panel.

Remote Controller

Controlling the AV Receiver

How to use the remote controller to operate the AV receiver and its functions.

Controlling the tuner

Instructions on using the remote controller to tune radio stations.

About Home Theater

Speakers A and B

Explains how to connect and use two sets of speakers for different listening zones.

Enjoying Home Theater

Guidance on speaker placement for optimal surround sound experience.

Connecting the AV Receiver

Connecting Your Speakers

How to connect speakers, including configuration and cable labeling.

Speaker Connection Precautions

Important precautions to follow when connecting speakers to the AV receiver.

About AV Connections

Connected image with AV components

Illustrates how AV components connect for video and audio signals.

AV Cables and Jacks

Details various audio and video cables, their jacks, and signal types.

Connecting Components with HDMI

Connecting Components with HDMI

How to connect external components using HDMI for audio and video.

Audio return channel (ARC) function

Explains the ARC function for sending audio back from the TV to the receiver.

Connecting External Components

Connecting External Components

Guides on connecting various external devices via different input jacks.

Using the AUX INPUT jack on the front panel

How to use the AUX input jack on the front panel for audio connections.

Connecting Onkyo RI Components

Connecting Onkyo RI Components

How to connect Onkyo components using RI for system control and special functions.

Connecting Antenna

Connecting Antenna

Instructions for connecting FM and AM antennas for radio reception.

Which Connections Should I Use?

Which Connections Should I Use?

Guidance on choosing the best connection formats for AV equipment.

Video Connection Formats

Explains different video connection formats like Composite, Component, and HDMI.

Audio Connection Formats

Details various audio connection formats: analog, optical, coaxial, and HDMI.

Turning OnOff the AV Receiver

Turning On

Step-by-step instructions for powering on the AV receiver.

Turning Off

Instructions on how to turn off the AV receiver and put it in standby mode.

Basic Operations

Playing the Connected Component

How to select and play audio/video from connected components.

Displaying Source Information

How to view current input source and signal format details.

Using the Music Optimizer

Enhances sound quality for compressed music files.

Setting the Display Brightness

Adjusts the brightness of the receiver's front panel display.

Basic Operations

Muting the AV Receiver

Temporarily mutes the audio output of the AV receiver.

Using the Sleep Timer

Sets the AV receiver to turn off automatically after a specified time.

Using Headphones

How to connect and use headphones with the AV receiver.

Changing the Input Display

Configures input display names for RI-capable components.

Selecting Speakers A and B

How to select and use different speaker configurations (A, B, or A+B).

Listening to the Radio

Using the Tuner

Instructions for tuning AM and FM radio stations.

Tuning into Radio Stations

Guides on auto and manual tuning methods for radio stations.

Tuning into stations by frequency

How to tune directly to a station by entering its frequency.

Listening to the Radio

Presetting FMAM Stations

How to store and select favorite radio stations as presets.

Deleting Presets

Steps to remove stored radio presets.

Using RDS (excluding North American models)

Explains Radio Data System features like PS, RT, PTY, and TP.

Displaying Radio Text (RT)

How to view text information broadcast by RDS-enabled stations.

Finding Stations by Type (PTY)

Finding Stations by Type (PTY)

Search for radio stations based on program type (PTY).

Listening to Traffic News (TP)

Search for radio stations broadcasting traffic news (TP).

Recording

Connecting a Recording Component

How to connect recording devices like VCRs or CD players.

Recording Separate AV Sources

How to record audio and video from different sources simultaneously.

AV Recording

Guides on recording audio and video sources to a connected recorder.

Using the Listening Modes

Selecting Listening Modes

How to choose different sound modes like Movie, Music, or Game.

About Listening Modes

Explains how listening modes enhance the audio experience.

Listening Modes

Speaker Layout

Illustrates speaker activation for different channel configurations.

Direct

Bypasses surround processing for pure stereo or mono sound.

Stereo

Standard stereo sound output from front speakers.

Mono

For mono sources, sound from front speakers.

Listening Modes

DTS Setting

Settings for DTS audio formats like Neo:6 Cinema and Music.

Onkyo-Original DSP Listening Modes

Explains Onkyo's proprietary DSP sound modes for various scenarios.

Advanced Setup

On-screen Setup Menus

How to access and navigate the AV receiver's setup menus on a TV.

Common Procedures in Setup Menu

General steps for using the setup menu with the remote controller.

Advanced Setup

Explanatory Notes

Clarifies menu selections for Sp Config, HDMI Input, Component, and Digital Audio.

HDMI Input

Assigns HDMI inputs to input selectors for video components.

Component (Component Video Input)

Assigns component video inputs to input selectors.

Digital Audio (Digital Audio Input)

Assigns digital audio inputs (optical/coaxial) to input selectors.

Advanced Setup

Sp Config (Speaker Configuration)

Specifies connected speakers and their sizes (Small/Large).

Crossover (Crossover Frequency)

Sets crossover frequencies for speakers based on their size.

Double Bass

Boosts bass output by feeding bass sounds to the subwoofer.

Sp Distance (Speaker Distance)

Sets speaker distance for accurate sound arrival at the listener.

Advanced Setup

Level Cal (Level Calibration)

Adjusts speaker levels using test tones for balanced output.

Audio Adjust

Provides functions for adjusting sound and listening modes.

MultiplexMono Settings

Selects audio channels for multiplex sources and sets mono playback.

Dolby Settings

Adjusts Dolby settings like Panorama, Dimension, and Center Width.

Advanced Setup

DTS Setting

Settings for DTS audio formats like Neo:6 Cinema and Music.

Theater-Dimensional Setting

Optimizes the Theater-Dimensional mode by specifying listening angles.

Name Edit

Allows custom naming of input selectors for easy identification.

Hardware

Settings related to remote control ID and FM/AM frequency steps.

HDMI Setup

Configures HDMI settings like Audio TV OUT, Lip Sync, HDMI Control, and TV Control.

Advanced Setup

Audio Return Ch (ARC)

Enables audio return channel functionality for HDMI connections.

Power Control

Links power functions of RIHHD-compatible components via HDMI.

TV Control

Allows controlling the receiver from an RIHHD-compatible TV.

Advanced Setup

Speaker Levels

Adjusts individual speaker volume levels for listening.

Late Night Function

Reduces dynamic range for late-night listening.

Advanced Setup

Music Optimizer

Enhances sound quality for compressed music files.

CinemaFILTER

Softens overly bright movie soundtracks.

Audio Selector

Sets priorities for audio output when digital and analog inputs are present.

AV Sync

Corrects audio/video sync issues by delaying audio.

Advanced Setup

Digital Input Signal Formats

Manually sets digital input signal formats (PCM or DTS).

Adjusting the Bass & Treble

Adjusts bass and treble tone controls for front speakers.

Controlling iPod

Connecting an Onkyo Dock

Guides on connecting various Onkyo docks for iPod control.

Controlling iPod

Using the Onkyo Dock

Details on using UP-A1 Dock, ND-S1, and RI Dock with iPods.

Charging Your iPod models Battery

How the dock charges the iPod battery.

Status Messages

Explains status messages related to dock connection.

Controlling iPod

Controlling Your iPod

How to control iPod functions using the receiver's remote.

Without the RI Control

Steps for controlling iPod without RI connection.

With the RI Control

Steps for controlling iPod with RI connection.

Controlling iPod

Buttons

Table showing which remote buttons control iPod functions for different docks.

Controlling Other Components

Preprogrammed Remote Control Codes

Lists components with preprogrammed remote control codes.

Entering Remote Control Codes

How to enter remote control codes for compatible components.

Remote Control Codes for Onkyo Components Connected via RI

Specific remote codes for Onkyo components connected via RI.

Controlling Other Components

Resetting REMOTE MODE Buttons

Resets specific REMOTE MODE buttons to their default codes.

Resetting the Remote Controller

Resets the entire remote controller to its default settings.

Controlling a Blu-ray DiscDVD Player, HD DVD Player or DVD Recorder

How to control players/recorders supporting RIHD via HDMI.

Controlling Other Components

Buttons

Table detailing remote control button compatibility with various components.

Troubleshooting

The STANDBY indicator flashes red

Solutions for the AV receiver's standby indicator flashing red.

Theres no sound, or its very quiet

Troubleshooting steps for no or low audio output.

Power

Troubleshooting for issues with turning the AV receiver on.

Troubleshooting

Speaker Output Issues

Diagnosing why front, center, surround, or subwoofer speakers are not producing sound.

Audio Format and Playback Issues

Troubleshooting sound issues related to signal format, playback, and volume limits.

Troubleshooting

Theres no picture from an HDMI IN Source

Solutions for no picture when using HDMI input.

On-screen Menus Do Not Appear

Troubleshooting steps when on-screen menus are not displayed.

Tuner Reception Issues

Troubleshooting for noisy reception or FM stereo issues.

Remote Controller Malfunction

Common problems and solutions related to the remote controller not working.

Troubleshooting

iPod and Recording Issues

Troubleshooting iPod selection, recording, headphone, and multiplex language issues.

Connectivity and Settings Issues

Troubleshooting RI connection and composite video input settings.

Specifications

Amplifier and General Specifications

Technical details for the AV receiver's amplifier and general characteristics.

HDMI and Video Specifications

Specifications for HDMI, video inputs, and video outputs.

Audio and Tuner Specifications

Specifications for audio inputs/outputs and tuner functions.

Speaker and Other Specifications

Specifications for speaker outputs, headphone jack, and other connections.

About HDMI

About HDMI

Explains HDMI interface, its capabilities, and compatibility.

Supported Audio Formats

Lists audio formats supported via HDMI.

About Copyright Protection

Information on HDCP copy protection for digital video signals.

Using an RIHD-compatible TV, Player, or Recorder

About RIHID-compatible components

Lists components compatible with RIHD system control.

Operations that can be performed with RIHD connection

Details operations possible with RIHD-compatible TVs and players/recorders.

How to connect and setup

How to connect and setup

Step-by-step guide for connecting and setting up an HDMI-connected Blu-ray player.

Operate with the remote controller

How to operate components using the remote controller after setup.

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