I

TROUBLESHOOTING

i

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 PI(ONEER authorized service center or your dealer to carry out repair work.

 

 

Symptom

 

 

 

Probable

cause

 

 

 

 

 

 

 

 

 

 

Magazine

is not

expelled

when

Power

plug is disconnected from

outlet,

EJECT button is pressed.

 

 

 

 

 

 

 

When

playback is

started,

it stops

Disc is loaded

upside

down.

 

immediately.

Pauses or

stops

 

 

 

 

 

 

during

playback.

 

 

Smudged on the disc,

etc.

 

No sound

 

 

 

 

Output

cords

are connected

incorrectly or

Ioose(y.

oIncorrect operation of stereo amplifier.

Pin plugs and/or amplifier terminals are dirty. Player is in pause mode,

Remedy

Connect plug to amp(ifier or wall outlet.

Load the disc correctly with the label side DOWN.

Clean the smudges from the disc and then play it again,

I Connect properly.

Check the settings of amplifier switches and sound volume controls.

Clean away dirt.

m Pressthe im-button.

I

Sound is distorted, noise is output.

With certain discs, loud noise is produced, or play stops.

The picture of the TV screen is

fluctuated or FM broadcast is interfered with noise,

Remote control will not function. (PD-M550/PD-455/PD*M453 only)

Incorrect conne_ions.

Pin plugs and/or amplifier terminals are dirty:

oInterference is being picked up from a *IV set.

Disc has bad scratch or warp.

Disc is extremely dirty.

Interference is being picked up from the CD player.

Dead batteries.

Too far from player or wrong angle.

Obstruction between player and remote control unit.

DConnect to amplifier's AUX or CD terminals. Do not connect to PHONO terminals.

e Clean,way dirt.

mSwitch OFF TV set, or move player away from

TV set.

im ReplaCe the disc. a Clean idiso.

i

eTurn &ff POWER of the player, or move the player away from TV or tuner,

eReplace batteries.

eThe distance between remote control unit and player should be no more than about 7 meters. The operational angle against the front panel is within 30" from right or left end of player.

a Relocate remote control unit or remove obstruiction,

]9

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Pioneer PD-M455, PD-M550 warranty Troubleshooting, Symptom Probable Cause, Ioosey, Remedy, TV set

PD-M455, PD-M550 specifications

The Pioneer PD-M455 and PD-M550 are two exemplary models in the world of compact disc players, showcasing Pioneer’s commitment to high-fidelity audio and innovative technology. Both units were designed to cater to audiophiles who demand exceptional sound quality, ease of use, and versatile features.

The PD-M455, a 6-disc changer, stands out with its unique design and capability of holding multiple CDs, allowing users to enjoy extended listening sessions without the need for constant interaction. It incorporates Pioneer’s state-of-the-art digital servo technology, which ensures accurate tracking and playback of CDs. This feature minimizes errors and enhances sound clarity, making it a perfect companion for both casual listeners and serious audiophiles.

An impressive characteristic of the PD-M455 is its user-friendly interface, featuring an easy-to-read LCD display that allows users to navigate through their discs with utmost convenience. Additionally, the programmable play function enables users to create customized playlists, enhancing the listening experience. The remote control further facilitates operation from a distance, making it a practical addition to any home audio setup.

On the other hand, the PD-M550 is a more advanced model, offering an 8-disc capability. This model extends the features found in the PD-M455, showcasing Pioneer’s dedication to enhancing the audio experience. The PD-M550 is equipped with advanced digital processing technology, delivering improved signal-to-noise ratios that translate to clearer, more immersive sound. Its high-quality D/A converter plays a significant role in achieving outstanding audio reproduction, ensuring that every note is delivered with precision.

Another notable feature of the PD-M550 is its seamless integration with other Pioneer components, thanks to its digital output capabilities. This allows users to connect the player to an external DAC or an amplifier, further elevating their audio experience. The model also includes a feature for random playback and a repeat function, providing versatility in how users can enjoy their music collections.

Both the PD-M455 and PD-M550 are designed with durability in mind. Their robust builds and high-quality components ensure longevity, while their stylish aesthetics allow them to blend seamlessly into any audio system setup. In conclusion, the Pioneer PD-M455 and PD-M550 exemplify exceptional craftsmanship and innovation, making them standout choices for anyone looking to enhance their digital music experience.