ReferencesReferences
Maintenance
Cleaning the unit
• Do not use any solvent (for example, thinner,
benzine, etc.), detergent, or insecticide. This may
damage the monitor or the unit.
• Gently wipe the panel with a soft, dry cloth.
More information
About USB playback
Important
Make sure all important data has been backed up to
avoid losing the data. We bear no responsibility for any
loss of data stored in the devices while using this unit.
Notes on using a USB device
• Avoid using the USB device if it might affect driving
safety.
• When connecting with a USB cable, use a USB 2.0
cable.
• Electrostatic shock at connecting a USB device may
cause abnormal playback of the device. In this case,
disconnect the USB device, and turn off then on this
unit.
• Do not pull out and connect the USB device
repeatedly while “Reading” is shown on the screen.
• Operation and power supply may not work as
intended for some USB devices.
• Do not leave a USB device in the car, or expose to
direct sunlight or high temperatures to prevent
deformation or damage to the device.
Playable files
• This unit can play back the following files with
following codec and extension code:
– Audio files: MP3 (.mp3), WMA (.wma), WAV (.wav),
AAC (.m4a), FLAC (.flac)
– Picture files: JPEG (.jpg, .jpeg)/PNG (.png)/BMP
(.bmp)
– Video files: MPEG1, 2 (.mpg, .mpeg)/MPEG4
(.mp4)/H.264 (.h264)/MWV(.mwv)/MKV (.mkv)
Audio file conditions
• This unit can play back files that meet the conditions
below:
– Bit rate:
MP3: MPEG1 Audio Layer 3: 32 kbps – 448 kbps
MPEG2 Audio LSF Layer: 32 kbps – 384 kbps
WMA: Up to 320 kbps
AAC: Max 288 kbps per channel/48 kHz
– Bit number:
WAV: 4 bit – 32 bit
FLAC: 4 bit – 32 bit
– Sampling frequency:
MP3: MPEG1 Audio Layer 3: 32 kHz – 48 kHz
MPEG2 Audio LSF Layer: 16 kHz – 24 kHz
WMA: 8 kHz– 48 kHz
AAC: 8 kHz – 96 kHz
WAV: 44.1 kHz – 192 kHz
FLAC: 8 kHz – 192 kHz
– Files recorded in VBR (variable bit rate), and have a
discrepancy in elapsed time indication.
• This unit can show or display the following Tag:
MP3: ID3 Tag (version 1.0/1.1/2.2/2.3/2.4)
WMA Tag
WAV Tag
AAC Tag
FLAC Tag
– Jacket picture (artwork):
Picture size: 32 × 32 to 1 232 × 672 resolution
Data size: less than 500 KB
File type: JPEG, PNG, BMP
• This unit cannot play back the following files:
– MP3 files encoded with MP3i and MP3 PRO 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.
– WMA/AAC files copy-protected with DRM.
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00KWM788BH780BT.indb6000KWM788BH780BT.indb60 2022/06/2116:172022/06/2116:17
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