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JVC KD-G731: More about this unit

More about this unit: JVC KD-G731

More about this unit

General

Disc

Turning on the power

Caution for DualDisc playback

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

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

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

with the “Compact Disc Digital Audio” standard.

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

Turning off the power

this product may not be recommended.

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

General

play will start from where playback has been stopped

previously, next time you turn on the power.

• This unit has been designed to reproduce CDs/CD

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

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

FM/AM/RDS

• 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.

– Received stations are preset in No. 1 (lowest

• While fast-forwarding or reversing on an MP3/WMA/

frequency) to No. 6 (highest frequency).

AAC disc, you can only hear intermittent sounds.

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

be automatically tuned in.

Ejecting a disc

• When storing stations, the previously preset stations

• If the ejected disc is not removed within 15 seconds,

are erased and stations are stored newly.

the disc is automatically inserted again into the

loading slot to protect it from dust. Playback starts

FM RDS operations

automatically.

• Network-Tracking Reception requires two types of

• After ejecting a disc, “NO DISC” appears and you

RDS signals—PI (Programme Identification) and AF

cannot operate some of the buttons. Insert another

(Alternative Frequency) to work correctly. Without

disc or press SRC to select another playback source.

receiving these data correctly, Network-Tracking

Reception will not operate correctly.

Playing a CD-R or CD-RW

• If a Traffic Announcement is received by TA Standby

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

Reception, the volume level automatically changes to

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

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

which are first detected if a disc includes both audio

than the preset level.

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

• When Alternative Frequency Reception is activated

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

(with AF selected), Network-Tracking Reception is

unclosed sessions will be skipped while playing.

also activated automatically. On the other hand,

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

Network-Tracking Reception cannot be deactivated

unit because of their disc characteristics, or for the

without deactivating Alternative Frequency

following reasons:

Reception. (See pages 26 and 27.)

• If you want to know more about RDS, visit

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

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– Discs are dirty or scratched.

– Bit rate of AAC: 16 kbps — 320 kbps

– Moisture condensation occurs on the lens inside

– Sampling frequency of AAC: 48 kHz, 44.1 kHz

the unit.

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

– The pickup lens inside the unit is dirty.

Joliet, Windows long file name

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

• The maximum number of characters for file/folder

“Packet Write” method.

names vary among the disc format used (includes

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– There are improper recording conditions (missing

4 extension characters—<.mp3>, <.wma>, or

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

<.m4a>).

warped, etc.).

– ISO 9660 Level 1: up to 12 characters

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

– ISO 9660 Level 2: up to 31 characters

reflectance of CD-RWs is lower than that of regular

– Romeo*: up to 128 (60) characters

CDs.

– Joliet*: up to 64 (30) characters

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

– Windows long file name*: up to 128 (60)

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

characters

to the surface.

* The parenthetic figure is the maximum number of

– Discs on which labels can be directly printed by an

characters for file/folder names in case the total

ink jet printer.

number of files and folders is 271 or more.

Using these discs under high temperatures or high

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

humidities may cause malfunctions or damage to the

folders, and of 8 hierarchies.

unit.

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

bit rate).

Playing an MP3/WMA/AAC disc

Files recorded in VBR have a discrepancy in elapsed

time display, and do not show the actual elapsed

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

time. Especially, after performing the search function,

the extension code <.mp3>, <.wma>, or <.m4a>

this difference becomes noticeable.

(regardless of the letter case—upper/lower).

• This unit cannot play back the following files:

• This unit can show the names of albums, artists

– MP3 files encoded with MP3i and MP3 PRO format.

(performer), ID3 Tag (Version 1.0, 1.1, 2.2, 2.3, or 2.4)

– MP3 files encoded in an inappropriate format.

for MP3, and show WMA/AAC Tag.

– MP3 files encoded with Layer 1/2.

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

– WMA files encoded with lossless, professional, and

other characters can be correctly displayed.

voice format.

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

– WMA files which are not based upon Windows

the conditions below:

Media® Audio.

– Bit rate of MP3: 8 kbps — 320 kbps

– WMA files copy-protected with DRM.

– Sampling frequency of MP3:

– AAC files created by any other application than

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

iTunes.

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

– AAC files encoded with Apple lossless format.

12 kHz, 11.025 kHz, 8 kHz (for MPEG-2.5)

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

– Bit rate of WMA: 16 kbps — 32 kbps

etc.

(Sampling frequency: 22.05 kHz)

• The search function works but search speed is not

32 kbps — 320 kbps

constant.

(Sampling frequency: 48 kHz,

44.1 kHz, 32 kHz)

Continued on the next page

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Playing MP3/WMA/AAC/WAV tracks from a USB

WAV:

device

– Bit rate: Linear PCM at 705 kbps and 1 411 kbps

– Sampling frequency: 44.1 kHz

• Connecting a USB device automatically changes the

– Channel: 1 ch/2 ch

source to “USB.”

• This unit can play back MP3 files recorded in VBR

• While playing from a USB device, the playback order

(variable bit rate).

ENGLISH

may differ from other players.

• The maximum number of characters for folder and

• This unit may be unable to play back some USB

file names is 25 characters; 128 characters for MP3/

devices or some files due to their characteristics or

WMA/AAC/WAV Tag.

recording conditions.

• This unit can recognize a total of 50 000 files and

• Depending on the shape of the USB devices and

5 000 folders (999 files per folder). However, the

connection ports, some USB devices may not be

display can shows until 9 999 folders/files.

attached properly or the connection might be loose.

• The unit cannot recognize a USB mass storage class

• When connecting a USB mass storage class device,

device whose rating is other than 5 V and does not

refer also to its instructions.

exceed 500 mA.

• Connect one USB mass storage class device to the unit

• This unit may not recognized a USB device connected

at a time. Do not use a USB hub.

through a USB card reader.

• You can connect two types of USB device to this

• This unit may not play back files in a USB device

unit—MTP device and Mass storage class device.

properly when using a USB extension cord.

If you connect an MTP device featuring “USB digital

• This unit cannot assure proper functions or supply

media streaming” to this unit (except JVC D. Player

power to all types of USB devices.

XA-HD500), you can play back the WMA-DRM10

• This unit cannot play back the following files:

(Digital Right Management) files purchased through

– MP3 files encoded with MP3i and MP3 PRO format.

the music distributing web sites, through this unit.

– MP3 files encoded in an inappropriate format.

• This unit is compatible with the USB Full-Speed.

– MP3 files encoded with Layer 1/2.

• If the connected USB device does not have the correct

– WMA files encoded with lossless, professional, and

files, “NO FILE” appears.

voice format.

• This unit can show ID3 Tag (Version 1.0, 1.1, 2.2, 2.3,

– WMA files which are not based upon Windows

or 2.4) for MP3 and show WMA/AAC/WAV Tag.

Media® Audio.

• This unit can play back MP3/WMA/AAC/WAV files

– AAC files created by any other application than

meeting the conditions below:

iTunes.

MP3:

– AAC files encoded with Apple lossless format.

– Bit rate: 8 kbps — 320 kbps

– WAV files encoded using MS-ADPCM.

– Sampling frequency:

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

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

etc.

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

WMA:

Changing the source

– Bit rate: 5 kbps — 320 kbps

– Sampling frequency: 8 kHz — 48 kHz

• If you change the source, playback also stops.

– Channel: Mono/stereo

Next time you select the same source again, playback

AAC:

starts from where it has been stopped previously.

– Bit rate: 16 kbps — 320 kbps

– Sampling frequency: 48 kHz — 44.1 kHz

– Channel: 1 ch/2 ch

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Detaching a USB device

DAB

• After removing a USB device, “NO USB“ appears and

• Only the primary DAB service can be preset even

you cannot operate some of the buttons. Reattach a

when you store a secondary service.

USB device or press SRC to select another playback

• A previously preset DAB service is erased when a new

source.

DAB service is stored in the same preset number.

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Bluetooth operations

iPod or D. player

General

• When you turn on this unit, the iPod or D. player is

charged through this unit.

• While driving, do not perform complicated operation

• While the iPod or D. player is connected, all

such as dialing the numbers, using phone book, etc.

operations from the iPod or D. player are disabled.

When you perform these operations, stop your car in

Perform all operations from this unit.

a safe place.

• The text information may not be displayed correctly.

• Some Bluetooth devices may not be connected to

• If the text information includes more than 8

this unit depending on the Bluetooth version of the

characters, it scrolls on the display. This unit can

device.

display up to 40 characters.

• This unit may not work for some Bluetooth devices.

• Connecting condition may vary depending on the

Notice:

circumstances around you.

When operating an iPod or a D. player, some

• When the unit is turned off, the device is

operations may not be performed correctly or as

disconnected.

intended. In this case, visit the following JVC web

site:

Warning messages for Bluetooth operations

For iPod users: <http://www.jvc.co.jp/english/

ERR CNCT

The device is registered but the

car/support/ks-pd100/index.html>

(Error

connection has failed. Use “CONNECT”

For D. player users: <http://www.jvc.co.jp/

Connection)

to connect the device again. (See page

english/car/support/ks-pd500/index.html>

15.)

ERROR Try the operation again. If “ERROR”

General settings—PSM

appears again, check if the device

supports the function you have tried.

• “AUTO” setting for “DIMMER” may not work correctly

on some vehicles, particularly on those having a

UNFOUND No available Bluetooth device is

control dial for dimming.

detected by “SEARCH.”

In this case, change the “DIMMER” setting to any

other than “AUTO.”

LOADING The unit is updating the phone book

• If you change the “AMP GAIN” setting from

and/or text messages.

“HIGH PWR” to “LOW PWR” while the volume level

WAIT The unit is preparing to use the

is set higher than “VOL 30,” the unit automatically

Bluetooth function. If the message does

changes the volume level to “VOL 30.”

not disappear, turn off and turn on the

unit, then connect the device again (or

reset the unit).

RESET 8 Check the connection between the

adapter and this unit.

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