Additional Information

Troubleshooting

Incorrect operations are often mistaken for trouble and malfunctions. If you think that there is something wrong with this component, check the points below. Sometimes the trouble may lie in another component. Investigate the other components and electrical appliances being used. If the trouble cannot be rectified even after exercising the checks listed below, ask your nearest PIONEER authorized service center or your dealer to carry out repair work.

Symptom

Cause

Remedy

The power does not turn ON.

The power plug is disconnected.

The protection circuit may have been activated.

Connect the power plug to the wall outlet.

Disconnect the power plug from the outlet, and insert again.

The unit does not respond when the buttons are pressed.

• Static electricity caused by dry air.

Disconnect the power plug from the outlet, and insert again.

No sound is output when a function

Improper connections.

• Make sure the component is

is selected.

 

 

connected correctly (refer to pages

 

Sound is muted.

9 to 14).

 

• Press MUTING on the remote

 

• The volume is turned down.

control.

 

• Adjust MASTER VOLUME.

 

• The TAPE 2 MONITOR is ON.

• Press the TAPE 2 MONITOR button.

 

• Speakers are turned OFF.

• Press SPEAKERS or SPEAKERS (A/B)

 

 

 

to select the speakers you connected.

 

 

 

 

No image is output when a function

Improper connections.

• Make sure the component is

is selected.

 

 

connected correctly (refer to pages

 

• The input source is not properly

10, 11).

 

• Press the correct function button.

 

 

selected.

 

Considerable noise in radio

Incorrect frequency.

broadcasts.

• The antenna is not connected.

 

AC-3 RF and/or digital cables are

 

 

near the antenna terminals and

 

 

wires.

Tune in the correct frequency.

Connect the antenna (refer to page 8).

Route AC-3 RF and digital cables away from the antenna terminals and wires.

FM broadcasts

The FM antenna is not fully extended or is poorly positioned.

Weak radio signals.

Fully extend the FM wire antenna, position for best reception, and secure to a wall.

Connect an outdoor FM antenna (refer to page 8).

AM broadcasts

The AM antenna is poorly positioned.

Weak radio signals.

Interference cause by other equipment (fluorescent lamp, motor, etc.).

Adjust the direction and position for best reception.

Connect an additional internal or external AM antenna (refer to page 8).

Turn off the equipment causing the noise or move it away from the receiver.

Place the antenna farther away from the equipment causing the noise.

54

<ARB7181>

Page 54
Image 54
Pioneer VSX-21 manual Troubleshooting, Symptom Cause Remedy, FM broadcasts, AM broadcasts

VSX-21 specifications

The Pioneer VSX-21 is a high-performance AV receiver that caters to both audiophiles and home theater enthusiasts. Known for its robust features, advanced technologies, and solid build quality, the VSX-21 offers an immersive audio-visual experience that enhances any entertainment setup.

One of the standout features of the VSX-21 is its support for multichannel audio formats. It is equipped with Dolby TrueHD and DTS-HD Master Audio, allowing users to experience high-definition sound that matches the quality of high-definition video. This capability make the VSX-21 an excellent choice for those who want to enjoy movies and music in their most dynamic and powerful form.

In terms of connectivity, the VSX-21 includes multiple HDMI inputs, offering seamless integration with modern devices such as Blu-ray players, gaming consoles, and streaming devices. With support for 4K pass-through, it ensures that users can enjoy ultra-high-definition content without sacrificing image quality. Additionally, the receiver features an advanced HDMI switching capability, enabling users to easily switch between different sources with just a single remote control.

Another significant characteristic of the Pioneer VSX-21 is its powerful amplification. With a significant output power, it can drive a wide variety of speakers, delivering rich sound even at high volumes. The receiver's Class D3 amplification technology further optimizes power efficiency, reducing energy consumption while maintaining impressive audio performance.

The VSX-21 also incorporates advanced audio calibration technology, such as Pioneer’s MCACC (Multi-Channel Acoustic Calibration System). This system automatically adjusts the audio settings based on the room’s acoustics, ensuring optimal sound quality regardless of the space in which the receiver is placed.

The user interface of the VSX-21 is intuitive, featuring an easy-to-navigate menu system that allows users to customize their audio and video settings. The front panel is well-designed, featuring direct access buttons and a large display that simplifies operation.

In summary, the Pioneer VSX-21 stands out in the crowded AV receiver market with its combination of advanced audio technologies, versatile connectivity options, and smart features such as audio calibration. It is a compelling choice for anyone looking to create an exceptional home theater system or simply elevate their music listening experience. With its ability to deliver cinematic sound and visual brilliance, the VSX-21 remains a reliable and high-performing component in any modern entertainment setup.