Sony CDX-GT50UI: About USB devices Playback order of MP3/WMA/AAC files

• Before playing, clean the discs

with a commercially available

About USB devices

cleaning cloth. Wipe each disc

• Mass Storage Class and ATRAC Audio Device

from the center out. Do not use

type USB devices compliant with the USB

solvents such as benzine,

standard can be used. However, this unit cannot

thinner, commercially available

recognize USB devices via a USB hub, and is not

cleaners, or antistatic spray

compatible with devices that have a hub function.

intended for analog discs.

For details on the compatibility of your USB

device, visit the Sony support website (page 22).

Notes on CD-R/CD-RW discs

• Corresponding codecs differ depending on device

type.

• Some CD-Rs/CD-RWs (depending on the

– Mass Storage Class: MP3/WMA/AAC

equipment used for its recording or the condition

– ATRAC Audio Device: ATRAC/MP3/WMA/

of the disc) may not play on this unit.

AAC

• You cannot play a CD-R/a CD-RW that is not

• DRM (Digital Rights Management) files other

finalized.

than ATRAC cannot be played.

• The unit is compatible with the ISO 9660 level 1/

• Displayable data are as follows.

level 2 format, Joliet/Romeo in the expansion

Mass Storage Class:

format, and Multi Session.

– Folders (Albums): 512, Files (Tracks): 65535

• The maximum number of:

ATRAC Audio Device: ATRAC/MP3/WMA/AAC

– folders (albums): 150 (including root and empty

– Albums/Artists/Playlists: 65535, Tracks: 65535

folders).

– files (tracks) and folders contained in a disc: 300

Notes on USB devices

(if a folder/file names contain many characters,

• When using a cable, use the one supplied with the

this number may become less than 300).

USB devices to connect.

– displayable characters for a folder/file name is

• Do not use USB devices that are so large or heavy

32 (Joliet), or 64 (Romeo).

that may interfere with driving operations.

• When the disc is recorded in Multi Session, only

• Do not leave USB devices in a parked car, as

malfunctions may result.

the first track of the first session format is

• It may take time for playback to begin, depending on

recognized and played (any other format is

the amount of recorded data.

skipped). The priority of the format is CD-DA,

• Backup of data in USB devices is recommended.

ATRAC CD and MP3/WMA/AAC.

– When the first track is a CD-DA, only CD-DA of

the first session is played.

Playback order of MP3/WMA/AAC

– When the first track is not a CD-DA, an ATRAC

CD or MP3/WMA/AAC session is played. If the

files

disc has no data in any of these formats, “NO

Folder

MP3/WMA/AAC

MUSIC” is displayed.

(album)

MP3/WMA/

Music discs encoded with copyright

AAC file

protection technologies

(track)

This product is designed to play back discs that

conform to the Compact Disc (CD) standard.

Recently, various music discs encoded with

copyright protection technologies are marketed by

some record companies. Please be aware that among

those discs, there are some that do not conform to

the CD standard and may not be playable by this

product.

Note on DualDiscs

A DualDisc is a two sided disc product which

mates DVD recorded material on one side with

digital audio material on the other side. However,

since the audio material side does not conform to

the Compact Disc (CD) standard, playback on this

product is not guaranteed.

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