JVC KD-G731 manual Playing MP3/WMA/AAC/WAV tracks from a USB device, Changing the source

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

•Connecting a USB device automatically changes the source to “USB.”

•While playing from a USB device, the playback order may differ from other players.

•This unit may be unable to play back some USB devices or some files due to their characteristics or recording conditions.

•Depending on the shape of the USB devices and connection ports, some USB devices may not be attached properly or the connection might be loose.

•When connecting a USB mass storage class device, refer also to its instructions.

•Connect one USB mass storage class device to the unit at a time. Do not use a USB hub.

•You can connect two types of USB device to this unit—MTP device and Mass storage class device. If you connect an MTP device featuring “USB digital media streaming” to this unit (except JVC D. Player XA-HD500), you can play back the WMA-DRM10 (Digital Right Management) files purchased through the music distributing web sites, through this unit.

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

•If the connected USB device does not have the correct files, “NO FILE” appears.

•This unit can show ID3 Tag (Version 1.0, 1.1, 2.2, 2.3, or 2.4) for MP3 and show WMA/AAC/WAV Tag.

•This unit can play back MP3/WMA/AAC/WAV files meeting the conditions below:

MP3:

–Bit rate: 8 kbps — 320 kbps

–Sampling frequency:

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

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

–Bit rate: 5 kbps — 320 kbps

–Sampling frequency: 8 kHz — 48 kHz

–Channel: Mono/stereo

AAC:

–Bit rate: 16 kbps — 320 kbps

–Sampling frequency: 48 kHz — 44.1 kHz

–Channel: 1 ch/2 ch

WAV:

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

–Sampling frequency: 44.1 kHz

–Channel: 1 ch/2 ch

•This unit can play back MP3 files recorded in VBR (variable bit rate).

•The maximum number of characters for folder and file names is 25 characters; 128 characters for MP3/ WMA/AAC/WAV Tag.

•This unit can recognize a total of 50 000 files and 5 000 folders (999 files per folder). However, the display can shows until 9 999 folders/files.

•The unit cannot recognize a USB mass storage class device whose rating is other than 5 V and does not exceed 500 mA.

•This unit may not recognized a USB device connected through a USB card reader.

•This unit may not play back files in a USB device properly when using a USB extension cord.

•This unit cannot assure proper functions or supply power to all types of USB devices.

•This unit cannot play back the following files:

–MP3 files encoded with MP3i and MP3 PRO format.

–MP3 files encoded in an inappropriate format.

–MP3 files encoded with Layer 1/2.

–WMA files encoded with lossless, professional, and voice format.

–WMA files which are not based upon Windows Media® Audio.

–AAC files created by any other application than iTunes.

–AAC files encoded with Apple lossless format.

–WAV files encoded using MS-ADPCM.

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

Changing the source

•If you change the source, playback also stops.

Next time you select the same source again, playback starts from where it has been stopped previously.

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Contents KD-G731 Information for Users on Disposal of Old Equipment How to reset your unitHow to forcibly eject a disc Contents Cancel the display demonstration and set the clock @ Finish the procedurePreparation Detaching the control panelBasic operations Using the remote controller RM-RK50 Tuner reception indicatorsStatus of Bluetooth device Before using the remote controllerChanges the preset stations or DAB services with D ∞ Adjusts the volume levelWhile listening to an Apple iPod or a JVC D. player Enters the main menu with 5 USelect preset station Change the display information MO indicator lights upListening to the radio Search for a station to listen-Auto SearchStart searching See the following for detailsPTY Standby Reception Automatic station selection-Programme SearchTA Standby Reception Disc operations To stop play and eject the discProhibiting disc ejection Open the control panel and insert the discListening to the USB device TRK RPT Fldr RNDFldr RPT Disc RNDTo stop play and detach the USB device Reverse/fast-forward track Select folderUsing the Bluetooth devices Registering a Bluetooth deviceRegistration Pairing methods Registering using OpenUse the Bluetooth device to search and connect To search for available devicesTo connect a special device To delete a registered deviceUsing the Bluetooth cellular phone ~ Select BT-PHONE Enter Bluetooth menuWhen a call comes When an SMS comesMaking a call Speak the name you want to callDisplay the Dial Menu Select a phone numberUsing the Bluetooth audio player Bluetooth InformationListening to the CD changer ~ Select BT-AUDIO~ Select CD-CH Select a disc to start playing Disc RPT Disc RNDMAG RND Disc RPT~ Select DAB Select the bands Searching for an ensemble ⁄ Select a service either primary or secondary to listen toListening to the DAB tuner Listening to the iPod / D. player ~ Select Ipod or D. Player Select a song to start playingSelecting a track from the menu Enter the main menuListening to the other external components Concept diagram of the external device connection Connection 1 integrated connectionConnection 2 alternative connection Adapter separately purchasedIndication For Selecting a preset sound modeBAS MID TRE Loud General settings-PSM Adjusting the soundAdjust the level Finish the procedureDemo CLK Disp *1OFF Clock HDAB AF *4 AF on AF OFFDAB VOL *4 Dimmer AutoBluetooth settings VersionMaintenance Disc More about this unitGeneral Playing an MP3/WMA/AAC disc Bit rate of MP3 8 kbps 320 kbps Sampling frequency of MP3Bit rate of WMA 16 kbps 32 kbps CharactersPlaying MP3/WMA/AAC/WAV tracks from a USB device Changing the sourceBluetooth operations General settings-PSMIPod or D. player Detaching a USB deviceTroubleshooting Symptom Remedy/CauseAlbum name A limited number of symbols Noise is generated Turn off the power then on againAlbum name A limited number of symbols Intended them to playBluetooth device Device Bluetooth audio deviceSignal reception Reset button of the CD changerDAB Tuner Section SpecificationsAudio Amplifier Section General CD Player SectionUSB Section Having Trouble with operation?

KD-G731 specifications

The JVC KD-G731 is an advanced CD receiver that has earned recognition for its blend of innovative features, cutting-edge technology, and user-friendly design. This model offers an array of functionalities that cater to audiophiles and casual listeners alike, making it a popular choice for in-car audio systems.

One of the standout features of the KD-G731 is its playback capability. The receiver is equipped with a CD player that supports a variety of disc formats, including CD-R and CD-RW, allowing users to enjoy their favorite albums and homemade compilations. Additionally, the device features an auxiliary input, making it easy to connect portable music players, smartphones, and other external media devices.

The KD-G731 also stands out with its digital media playback options. It includes a USB port that enables direct connection to USB devices, allowing users to play music files stored on USB flash drives. The receiver supports various audio file formats, including MP3 and WMA, ensuring flexibility for different music libraries.

Audio performance is enhanced by the built-in 24-bit digital-to-analog converter (DAC), which delivers clear and high-quality sound playback. The AKM DAC ensures that audio is reproduced accurately, enhancing the listening experience whether users are enjoying their favorite songs or tuning into radio stations.

The receiver incorporates a high-output amplifier that provides powerful sound, efficiently driving speakers while maintaining clarity. With a 4-channel speaker output, the KD-G731 allows users to build a robust sound system in their vehicles. Moreover, the receiver comes with a built-in equalizer, allowing users to customize the sound to their liking, with presets that include flat, rock, pop, and classical settings.

The design of the KD-G731 emphasizes both functionality and aesthetics. The front panel features a detachable design for added security, while an easily readable display offers clear visibility of track information and settings. User-friendly controls are laid out intuitively, providing quick access to essential functions without distraction while driving.

In terms of connectivity, the KD-G731 features a radio tuner that provides access to both AM and FM bands, with programmable presets to save favorite stations. The receiver also includes built-in support for RDS (Radio Data System), which delivers additional information about broadcasted radio content.

Overall, the JVC KD-G731 stands out as a versatile and feature-rich CD receiver capable of delivering an impressive audio experience for any driver. With its variety of playback options, high-quality audio performance, and user-friendly interface, it remains a highly regarded choice in car audio solutions.
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