Onkyo A 905TX Instruction Manual

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Onkyo A 905TX Specification

The Onkyo A-905TX is a high-performance integrated stereo amplifier designed to deliver superior audio quality in a compact form factor. It features a robust construction with a focus on minimizing signal interference, ensuring a clear and dynamic sound output. The amplifier's power output is rated at 20 watts per channel into 8 ohms, which is suitable for small to medium-sized rooms and efficient speakers. It incorporates Onkyo's proprietary Wide Range Amplifier Technology (WRAT), which enhances the audio frequency response and reduces distortion, providing a more accurate and natural sound reproduction.

The A-905TX is equipped with multiple input options, including three line-level inputs and a phono input, allowing users to connect a variety of audio sources such as CD players, turntables, and other audio devices. It also includes a dedicated headphone output for personal listening. The amplifier's front panel features a simple yet intuitive control layout, with rotary knobs for volume, bass, and treble adjustments, offering users easy access to fine-tuning their listening experience.

Connectivity is further enhanced with the inclusion of speaker A/B terminals, enabling users to switch between two sets of speakers or use them simultaneously. The amplifier is designed with high-quality components, including large capacitors and a solid power supply, contributing to its stable performance and longevity. Its compact design makes it an ideal choice for users with limited space, while still delivering powerful and immersive sound.

Overall, the Onkyo A-905TX is an excellent choice for audio enthusiasts seeking a reliable and versatile amplifier that offers a seamless blend of performance, functionality, and design.

Onkyo A 905TX F.A.Q.

How do I connect my Onkyo A-905TX to a Bluetooth device?

The Onkyo A-905TX does not support Bluetooth connectivity natively. You will need to use a Bluetooth receiver connected to the AUX or optical input to wirelessly stream audio.

What should I do if there is no sound coming from my Onkyo A-905TX?

Check the speaker connections and ensure the cables are properly connected to both the amplifier and speakers. Also, verify that the correct input source is selected and the volume is turned up.

How often should I clean my Onkyo A-905TX, and how should I do it?

Clean the Onkyo A-905TX every few months using a dry, soft cloth. Avoid using liquid cleaners or solvents as they may damage the surface.

Can I connect my turntable directly to the Onkyo A-905TX?

Yes, you can connect a turntable directly to the Onkyo A-905TX using the Phono input. Ensure that your turntable has a built-in preamp or use an external one if necessary.

What is the best way to reset the Onkyo A-905TX to factory settings?

To reset the Onkyo A-905TX to factory settings, turn off the unit, then press and hold the power button for about 5 seconds until 'Clear' is displayed. This resets all settings to default.

How can I improve the sound quality of my Onkyo A-905TX?

To improve sound quality, consider upgrading your speaker cables, ensuring proper speaker placement, and using high-quality audio sources. Additionally, adjusting the bass and treble settings may enhance sound performance.

Why does my Onkyo A-905TX keep shutting off unexpectedly?

Unexpected shutdowns may be due to overheating. Ensure that the unit has adequate ventilation and is not placed in a cramped space. Check for any loose connections or short circuits in the wiring.

Is it possible to bi-wire speakers with the Onkyo A-905TX?

The Onkyo A-905TX does not support bi-wiring directly as it has a single set of speaker outputs. You would need to use an external crossover to achieve bi-wiring.

What type of speakers are compatible with the Onkyo A-905TX?

The Onkyo A-905TX is compatible with speakers that have an impedance of 4 to 16 ohms. Ensure the power handling of the speakers matches the output of the amplifier for optimal performance.

How do I connect an external equalizer to the Onkyo A-905TX?

To connect an external equalizer, use the Tape 1 or Tape 2 loop. Connect the equalizer's input to the Tape Out and the equalizer's output to the Tape In on the amplifier. Engage the tape monitor function to use the equalizer.