•Some CD-Rs or CD-RWs may not play back on this unit because of their disc characteristics, or for the following reasons:

–Discs are dirty or scratched.

–Moisture condensation has occurred on the lens inside the unit.

–The pickup lens inside the unit is dirty.

–The files on the CD-R/CD-RW are written using the “Packet Write” method.

–There are improper recording conditions (missing data, etc.) or media conditions (stained, scratched, warped, etc.).

•CD-RWs may require a longer readout time since the reflectance of CD-RWs is lower than that of regular CDs.

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

–Discs with stickers, labels, or a protective seal stuck to the surface.

–Discs on which labels can be directly printed by an ink jet printer.

Using these discs under high temperature or high humidity may cause malfunctions or damage to the unit.

Playing an MP3/WMA disc

•This unit can play back MP3/WMA files with the extension code <.mp3> or <.wma> (regardless of the letter case—upper/lower).

•This unit can show the names of albums, artists (performer), and Tag (Version 1.0, 1.1, 2.2, 2.3, or 2.4) for MP3 files and for WMA files.

•This unit can display only one-byte characters. No other characters can be correctly displayed.

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

–Bit rate:

MP3: 32 kbps — 320 kbps

WMA: 32 kbps — 192 kbps

–Sampling frequency of MP3:

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

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

–Sampling frequency of WMA: 22.05 kHz, 32 kHz, 44.1 kHz, 48 kHz

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

•The maximum number of characters for file/folder names (includes 4 extension characters—<.mp3> or <.wma>): 12 — 128 characters (depending on the media used, etc.).

•This unit can recognize a total of 512 files, 255 folders, and 8 hierarchical levels.

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

Files recorded in VBR have a discrepancy in the elapsed time display, and do not show the actual elapsed time. In particular, this difference becomes noticeable after performing the search function.

•This unit cannot play back the following files:

–MP3 files encoded in MP3i and MP3 PRO format.

–MP3 files encoded in an inappropriate format.

–MP3 files encoded with Layer 1/2.

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

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

–WMA files copy-protected with DRM.

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

•The search function works but search speed is not constant.

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JVC GET0624-003A, KD-R412, KD-R312, KD-R311, KD-R411, KD-R35 manual Playing an MP3/WMA disc
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GET0624-003A, KD-R35, KD-R411, KD-R311, KD-R312 specifications

JVC has long been known for its commitment to quality audio equipment, and its KD series of car receivers is no exception. The JVC KD-R412, KD-R35, KD-R411, KD-R312, and KD-R311 are models that highlight the brand's focus on delivering robust sound performance coupled with user-friendly features.

The JVC KD-R412 stands out with its impressive playback capabilities. It supports various formats, including CD, CD-R/RW, and USB audio. Users can enjoy the convenience of connecting their smartphones through the front USB port, which also supports high-resolution audio playback. This model also features JVC's powerful MOS-FET amplifier, ensuring that listeners experience dynamic sound with clear highs and deep lows.

The KD-R35 offers a budget-friendly option without compromising on quality. Its 4-channel output, combined with a maximum power of 50 watts, delivers ample power for great sound in any vehicle. The KD-R35 also features Bluetooth connectivity, allowing for hands-free calling and audio streaming. The intuitive interface makes it easy for users to navigate through their favorite playlists while driving.

The KD-R411 is another excellent choice for music lovers. It includes a 3-band equalizer, enabling users to customize their audio to suit their preferences. The model is equipped with a digital clock and has a detachable face for enhanced security. Additionally, it supports dual phone connection, allowing users to easily switch between two devices.

The KD-R312 is recognized for its user-centric features, including a large, easy-to-read display. The model supports both USB and auxiliary input, making it versatile for various audio sources. It also comes with a built-in amplifier that ensures powerful sound output, making it perfect for anyone seeking an upgrade for their car's audio system.

Lastly, the KD-R311 rounds up the series with an emphasis on functionality and simplicity. It presents a clean design, making it ideal for straightforward audio needs. With AM/FM radio, CD playback, and a user-friendly interface, the KD-R311 captures the essence of what makes JVC receivers popular—quality and ease of use.

In summary, the JVC KD series models, including the KD-R412, KD-R35, KD-R411, KD-R312, and KD-R311, offer a range of features satisfying different preferences and budgets. With robust audio performance, user-friendly interfaces, and versatile connectivity options, these receivers make a strong case for an upgrade to any vehicle’s audio experience.
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