Troubleshooting

If you experience any of the following difficulties while using the player, use this troubleshooting guide to help you remedy the problem. Should any problem persist, consult your nearest Sony dealer.

There is no sound.

/Check that the player is connected securely. /Make sure you operate the amplifier correctly.

The CD does not play.

/There is no CD in a slot (“–NO DISC–” appears).

Insert a CD.

/Insert the CD with the label side facing right. /Clean the CD (see page 30).

/Moisture has condensed inside the player. Press OPEN and leave the player turned on for about an hour (see page 30).

The remote does not function.

/Remove obstacles in the path of the remote and the player.

/Point the remote at the remote sensor gon the player.

/Replace all the batteries in the remote with new ones if they are weak.

/Set the CD 1/2/3 switch on the remote according to the position of the COMMAND MODE selector displayed in the front panel display (see page 6).

The player functions incorrectly.

/The microcomputer chips may be operating incorrectly. Disconnect the AC power cord, then reconnect it to the wall outlet to reset the player.

“Error” appears in the front panel display.

/Consult your nearest Sony dealer.

Additional Information

Specifications

Compact disc player

Laser

Semiconductor laser (λ = 780 nm)

 

Emission duration: continuous

Laser output

Max 44.6 μW*

 

* This output is the value measured at

 

a distance of 200 mm from the

 

objective lens surface on the Optical

 

Pick-up block with 7 mm aperture.

Frequency response

2 Hz to 20 kHz ± 0.3 dB

Dynamic range

More than 98 dB

Harmonic distortion

Less than 0.0027%

Outputs

 

Jack

Maximum

Load impedance

 

type

output

 

 

 

level

 

 

 

 

 

LINE OUT

Phono

2 V

Over 10 kilohms

 

jacks

(at 50 kilohms)

 

 

 

 

 

DIGITAL OUT

Optical

–18 dBm

Wave length: 660 nm

(OPTICAL)

output

 

 

 

connector

 

 

 

 

 

MONITOR OUT Phono

1 Vp-p

75 ohms, unbalanced,

 

jack

 

sync negative

 

 

 

 

General

Power requirements

Where purchasedÊ

Power requirements

 

 

Europe

220 V – 230 V AC, 50 Hz

 

 

Canada

120 V AC, 60 Hz

 

 

Power consumption

19 W

Dimensions (approx.)

When the front cover is closed

(w/h/d)

430 × 198.5 × 477 mm

 

(17 × 7 7/8 × 18 7/8 in.) incl. projecting

 

parts

 

When the front cover is open

 

430 × 198.5 × 600 mm

 

(17 × 7 7/8 × 23 5/8 in.) incl. projecting

 

parts

Mass (approx.)

9.6 kg (21 lbs 2 oz)

Supplied accessories

Audio cord (2 phono plugs – 2 phono plugs) (1)

Video cord (1)

Remote commander (remote) (1)

Sony SUM-3 (NS) batteries (2)

CD booklet holders (2)

Label (1)

Design and specifications are subject to change without notice.

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Sony CDP-CX270, CDP-CX90ES manual Troubleshooting, Specifications, 31EN
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CDP-CX270, CDP-CX90ES specifications

The Sony CDP-CX90ES and CDP-CX270 are two exemplary CD players that showcase Sony's commitment to high-quality audio performance and innovative technology. These models are part of a series known for their extensive features, robust build quality, and exceptional sound reproduction.

The CDP-CX90ES is a premium model that stands out with its 400-disc capacity, allowing audiophiles to store a large collection of CDs effortlessly. One of its key features is its Advanced Digital Servo Control, which enhances the player’s skipping resistance and tracks the discs with precision. This technology ensures optimal playback, even in less-than-ideal conditions, making it a reliable choice for any home audio setup.

Another notable aspect of the CDP-CX90ES is its dual DAC configuration, which employs two digital-to-analog converters for superior sound quality. This arrangement minimizes distortion and provides a clearer, more accurate representation of the audio signals. The player also supports a variety of formats, including CD, CD-R, and CD-RW, offering versatility for different media types.

The CDP-CX270, while more budget-friendly, shares many of the innovative features found in the CDP-CX90ES. It offers a 5-disc carousel mechanism, making it easy to switch between multiple CDs without the hassle of manual changes. The CDP-CX270 is equipped with a digital filter that contributes to delivering smooth audio playback while reducing unwanted noise.

Both models benefit from Sony's proprietary technologies, which enhance the listening experience. The CDP-CX90ES features the Precision Audio Engine that optimizes audio signals, while the CDP-CX270 incorporates advanced digital signal processing to ensure rich sound quality.

In terms of connectivity, both players offer options such as RCA outputs and digital outputs for seamless integration with other audio equipment. The user-friendly interfaces and remote controls make operation convenient, allowing users to navigate extensive playlists or shuffle through their collections with ease.

In summary, the Sony CDP-CX90ES and CDP-CX270 are exceptional CD players that embody Sony's legacy in audio excellence. With their robust features, advanced technologies, and impressive sound quality, they cater to both casual listeners and serious audiophiles, making them a worthy addition to any sound system.
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