JVC KD-G531: More about this unit

• When storing a station manually, the previously

Do not use the following discs:

preset station is erased when a new station is stored

in the same preset number.

Warped disc

FM RDS operations

ENGLISH

Sticker

• Network-Tracking Reception requires two types of

Sticker residue

RDS signals—PI (Programme Identification) and AF

(Alternative Frequency) to work correctly. Without

receiving these data correctly, Network-Tracking

Stick-on label

Reception will not operate correctly.

• If a Traffic Announcement is received by TA Standby

Reception, the volume level automatically changes to

the preset level (TA VOL) if the current level is lower

Unusual shape

than the preset level.

• When Alternative Frequency Reception is activated

(with AF selected), Network-Tracking Reception is

also activated automatically. On the other hand,

Single CD (8 cm disc)

Network-Tracking Reception cannot be deactivated

without deactivating Alternative Frequency

Reception. (See pages 15 and 16.)

• If you want to know more about RDS, visit

<http://www.rds.org.uk>.

More about this unit

Disc operations

Basic operations

Caution for DualDisc playback

Turning on the power

• The Non-DVD side of a “DualDisc” does not comply

• By pressing SRC on the unit, you can also turn on the

with the “Compact Disc Digital Audio” standard.

power. If the source is ready, playback also starts.

Therefore, the use of Non-DVD side of a DualDisc on

this product may not be recommended.

Turning off the power

• If you turn off the power while listening to a track,

General

playback will start from where playback has been

• This unit has been designed to reproduce CDs/CD

stopped previously, next time you turn on the power.

Texts, and CD-Rs (Recordable)/CD-RWs (Rewritable)

in audio CD (CD-DA), MP3 and WMA formats.

Tuner operations

• When a disc is inserted upside down, “PLEASE” and

Storing stations in memory

“EJECT” appear alternately on the display. Press 0 to

• During SSM search...

eject the disc.

– All previously stored stations are erased and

• While fast-forwarding or reversing on an MP3 or

stations are stored newly.

WMA disc, you can only hear intermittent sounds.

– Received stations are preset in No. 1 (lowest

frequency) to No. 6 (highest frequency).

– When SSM is over, the station stored in No. 1 will

be automatically tuned in.

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Playing a CD-R or CD-RW

• This unit can play back MP3/WMA files meeting the

conditions below:

• Use only “finalized” CD-Rs or CD-RWs.

– Bit rate: 8 kbps — 320 kbps

• This unit can play back only files of the same type

– Sampling frequency:

which are first detected if a disc includes both audio

48 kHz, 44.1 kHz, 32 kHz (for MPEG-1)

CD (CD-DA) files and MP3/WMA files.

24 kHz, 22.05 kHz, 16 kHz (for MPEG-2)

• This unit can play back multi-session discs; however,

ENGLISH

– Disc format: ISO 9660 Level 1/Level 2, Romeo,

unclosed sessions will be skipped while playing.

Joliet, Windows long file name

• Some CD-Rs or CD-RWs may not play back on this

• The maximum number of characters for file/folder

unit because of their disc characteristics, or for the

names vary among the disc format used (includes 4

following reasons:

extension characters—<.mp3> or <.wma>).

– Discs are dirty or scratched.

– ISO 9660 Level 1: up to 12 characters

– Moisture condensation occurs on the lens inside

– ISO 9660 Level 2: up to 31 characters

the unit.

– Romeo: up to 128 characters

– The pickup lens inside the unit is dirty.

– Joliet: up to 64 characters

– CD-R/CD-RW on which the files are written with

– Windows long file name: up to 128 characters

“Packet Write” method.

• This unit can play back files recorded in VBR (variable

– There are improper recording conditions (missing

bit rate).

data, etc.) or media conditions (stained, scratched,

Files recorded in VBR have a discrepancy in elapsed

warped, etc.).

time display, and do not show the actual elapsed

• CD-RWs may require a longer readout time since the

time. Especially, after performing the search function,

reflectance of CD-RWs is lower than that of regular

this difference becomes noticeable.

CDs.

• This unit can recognize a total of 512 files, of 200

• Do not use the following CD-Rs or CD-RWs:

folders, and of 8 hierarchies.

– Discs with stickers, labels, or a protective seal stuck

• This unit cannot play back the following files:

to the surface.

– MP3 files encoded with MP3i and MP3 PRO format.

– Discs on which labels can be directly printed by an

– MP3 files encoded in an inappropriate format.

ink jet printer.

– MP3 files encoded with Layer 1/2.

Using these discs under high temperatures or high

– WMA files encoded with lossless, professional, and

humidities may cause malfunctions or damage to the

voice format.

unit.

– WMA files which are not based upon Windows

Media® Audio.

Playing an MP3/WMA disc

– WMA files copy-protected with DRM.

• This unit can play back MP3/WMA files with the

– Files which have the data such as AIFF, ATRAC3,

extension code <.mp3> or <.wma> (regardless of

etc.

the letter case—upper/lower).

• The search function works but search speed is not

• This unit can show the names of albums, artists

constant.

(performer), and Tag (Version 1.0, 1.1, 2.2, 2.3, or

2.4) for MP3 files and for WMA files.

Changing the source

• This unit can display only one-byte characters. No

• If you change the source, playback also stops.

other characters can be correctly displayed.

Next time you select “CD” for the playback source,

disc play starts from where it has been stopped

previously.

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