07Additional information

Problem

Remedy

Can’t operate the remote

• Replace the battery (refer to page 7).

control.

• Operate within 7 m (23 ft.), 30° of the remote sensor on the front panel

 

(refer to page 13).

 

• Remove the obstacle or operate from another position.

 

• Avoid exposing the remote sensor on the front panel to direct light.

 

 

The display is dark or off.

• Press DIMMER on the remote repeatedly to return to the default.

 

 

XM radio messages

Message

Cause

Action

ANTENNA

The XM antenna is not connected.

Check that the XM antenna cable is attached

 

 

securely.

 

 

 

ANT ERR

A short-circuit occurring in the antenna or

Make sure that there is nothing unusual with

 

surrounding antenna cable.

the antenna or antenna cable. Switch the

 

 

power off then back on again.

 

 

 

UPDATING

The radio is being updated with the latest

Wait until the encryption code has been

 

encryption code.

updated. Channels 00 and 01 should function

 

 

normally.

 

 

 

NO SIGNAL

The XM signal is too weak at the current

n/a

 

location.

 

 

 

 

LOADING

The receiver is acquiring audio or program

Wait until the information has been received.

 

information.

 

 

 

 

OFF AIR

The channel currently selected has stopped

Select another channel.

 

broadcasting.

 

 

 

 

CH– – –

You have selected a channel that does not

The receiver will automatically switch to

 

exist, or that you have not subscribed to.

channel 001 (or the last selected channel).

 

 

 

 

There is no artist name/feature, song/

No action needed.

 

program title, or channel category associated

 

 

with the channel at this time.

 

 

 

 

Specifications

Amplifier section

Power output specification is for when power supply is 120 V.

Continuous power output (both channels driven at 20 Hz to 20 kHz)**

THD 0.2 %, 4 Ω . . . . . . . . . . . . . . . . . 70 W + 70 W THD 0.2 %, 8 Ω . . . . . . . . . . . . . . . . . 55 W + 55 W

FTC Continuous power output (both channels driven at 1 kHz)

THD 1.0 %, 4 Ω. . . . . . . . . . . . . . . . . 65 W + 65 W THD 1.0 %, 8 Ω. . . . . . . . . . . . . . . . . 55 W + 55 W

Total harmonic distortion**

20 Hz to 20 kHz, 25 W, 8 Ω . . . . . . . . . . . . 0.05 %*

*Measured with DIRECT button switched on.

**Measured by Audio Spectrum Analyzer

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Pioneer A9 manual Additional information, Specifications, XM radio messages, Amplifier section

A9 specifications

The Pioneer A9 represents a significant leap in the realm of high-fidelity audio, showcasing Pioneer’s dedication to delivering exceptional sound quality and innovative features. Designed for audiophiles and casual listeners alike, the A9 combines advanced technology with an elegant aesthetic.

At the heart of the A9 is its high-quality digital signal processing capabilities. Equipped with a powerful DAC (Digital-to-Analog Converter), it ensures that audio files—whether they are high-resolution FLACs or compressed MP3s—are rendered with stunning clarity. The A9 supports a wide range of audio formats, offering versatility that caters to diverse listening preferences.

One of the standout features of the A9 is its Class D amplification technology. This allows the amplifier to provide a high output power with minimal distortion, producing a clean, detailed sound. The integration of a low-frequency enhancer further amplifies the bass response, delivering a full-bodied experience that enhances genres such as electronic, rock, and hip-hop.

Connectivity options on the Pioneer A9 are robust and user-friendly. It is equipped with Bluetooth for seamless wireless streaming, making it easy to connect with mobile devices. Additionally, it has multiple inputs, including USB and optical ports, ensuring compatibility with various digital sources, from computers to televisions.

The A9 also boasts an intuitive user interface, featuring a clear LCD display and well-structured controls. The remote control allows users to navigate through settings effortlessly, adjusting volume, switching inputs, or toggling sound modes without hassle.

Another remarkable characteristic is the room calibration feature, which utilizes advanced algorithms to analyze and adapt the sound output based on the acoustics of the room. This ensures that every listener gets the best possible sound regardless of their positioning in the space.

Aesthetically, the Pioneer A9 showcases a sleek, modern design, harmonizing with various home decor styles. Its build quality is evident, with premium materials that enhance durability and provide a sophisticated look.

In summary, the Pioneer A9 is a versatile audio amplifier that combines powerful amplification, extensive connectivity, and user-friendly features to deliver an exceptional listening experience. Its integration of advanced technologies positions it as an attractive choice for anyone looking to elevate their audio setup.