Precautions—Continued

For British models

Replacement and mounting of an AC plug on the power supply cord of this unit should be performed only by qualified service personnel.

IMPORTANT

The wires in the mains lead are coloured in accordance with the following code:

Blue: Neutral

Brown: Live

As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured markings identifying the terminals in your plug, proceed as follows:

The wire which is coloured blue must be connected to the terminal which is marked with the letter N or coloured black.

The wire which is coloured brown must be connected to the terminal which is marked with the letter L or coloured red.

IMPORTANT

The plug is fitted with an appropriate fuse. If the fuse needs to be replaced, the replacement fuse must approved by ASTA or BSI to BS1362 and have the same ampere rating as that indicated on the plug. Check for the ASTA mark or the BSI mark on the body of the fuse.

If the power cord’s plug is not suitable for your socket outlets, cut it off and fit a suitable plug. Fit a suitable fuse in the plug.

For European Models

Declaration of Conformity

We, ONKYO EUROPE ELECTRONICS GmbH

LIEGNITZERSTRASSE 6, 82194 GROEBENZELL, GERMANY

declare in own responsibility, that the ONKYO product described in this instruction manual is in compliance with the corresponding technical standards such as EN60065, EN55013, EN55020 and EN61000-3-2, -3-3.

GROEBENZELL, GERMANY

K. MIYAGI

ONKYO EUROPE ELECTRONICS GmbH

Table of Contents

 

Introduction

 

 

Important Safety Instructions

2

Precautions

3

Table of Contents

4

Supplied Accessories

5

Installing the Batteries

5

Features

5

Getting to Know the Receiver

6

Front Panel

6

Rear Panel

8

Display

9

Remote Controller

10

Using the Remote Controller

11

Connections

 

 

Connecting Your Speakers

12

Speaker Connection Precautions

12

Connecting the Speaker Cables

12

Connecting Antenna

13

Connecting the Indoor FM Antenna

13

Connecting the AM Loop Antenna

13

Connecting an Outdoor FM Antenna

14

Connecting an Outdoor AM Antenna

14

Connecting Your Components

15

Connecting a Turntable

15

Connecting a CD Player

15

Connecting a Recording Component

16

Connecting a Remote Interactive Dock (RI Dock)

16

Connecting a DVD Player

16

Connecting a TV or Other Component with an Audio

Output

17

Connecting

Components

17

Connecting the Power Cords of Other

 

Components

...............................................

18

Connecting the Power Cord

18

Enjoying Audio Sources

 

Turning On the Receiver

19

Turning On and Standby

19

Changing the Input Display

19

Enjoying Audio Sources

20

Muting the receiver (remote controller only)

21

Using Headphones

21

Setting the Display Brightness

21

Using the Sleep Timer (remote controller only) ...

21

Using the Tone and Balance Controls

22

Recording

23

Recording the Input Source

23

Listening to the Radio

25

AM Frequency Step Setup (not North America and

Europe)

25

Listening to AM/FM Stations

25

Using RDS (European Models Only)

27

Naming Preset Channels (other than European

model)

29

Entering a Name

29

Correcting a Character

29

Connecting Components not Reached by the

 

Remote Controller Signals (IR IN/OUT)

30

If Remote Controller Signal Does not Reach the

 

Receiver Remote Sensor

30

If Remote Controller Signal Does not Reach Other

Components

30

Others

 

 

Troubleshooting

31

Specifications

33

4

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Onkyo TX-8255 instruction manual Table of Contents

TX-8255 specifications

The Onkyo TX-8255 is a versatile stereo receiver that combines classic design with modern audio technologies, catering to both audiophiles and casual listeners alike. Known for its rich sound quality and thoughtful features, the TX-8255 serves as an ideal hub for a home audio system.

At the heart of the TX-8255 are its 2-channel outputs, delivering a robust 100 watts per channel at 8 ohms. This power ensures that it can easily drive a range of speakers, allowing for a dynamic and immersive listening experience. The receiver supports multiple audio formats and provides a detailed soundstage, making it suitable for music, movies, and gaming.

One of the standout features of the TX-8255 is its comprehensive connectivity options. The receiver offers six line-level inputs, as well as a phono input for vinyl enthusiasts, allowing users to connect various audio sources such as CD players, turntables, and smartphones. In addition, two sets of speaker outputs facilitate a bi-wire setup or connection to two separate speaker systems.

The Onkyo TX-8255 also includes a tuner with AM and FM capabilities, enabling users to enjoy their favorite radio stations. The built-in presets make it easy to switch between favorite stations, while the high-quality tuner ensures clear reception even in areas with weak signals.

When it comes to audio technologies, the TX-8255 is equipped with Onkyo’s proprietary Wide Range Amplification Technology (WRAT). This innovative approach minimizes distortion and enhances the overall audio fidelity, ensuring that listeners experience music exactly as intended by the artist.

The design of the TX-8255 reflects a classic aesthetic, with a clean front panel and easy-to-use controls. The large rotary knobs and tactile buttons make operation intuitive, while the LED display provides clear information regarding the selected input and volume levels.

In addition to its performance capabilities, the TX-8255 is designed with energy efficiency in mind. The unit automatically enters a low-power standby mode after periods of inactivity, reducing energy consumption and minimizing its environmental impact.

Overall, the Onkyo TX-8255 epitomizes a balance between tradition and technological advancement, making it a top choice for anyone looking to enhance their audio experience while enjoying the simplicity and elegance of a classic stereo receiver. Whether you're an audiophile or simply enjoy quality sound, the TX-8255 is an excellent addition to any home audio setup.