AUDIO CD [CD PLAYER/CHANGER]

id0903e5807100

• The CD player/changer has been designed to play CDs bearing the identification logo, COMPACT DISC DIGITAL AUDIO, as shown. No other discs can be played on the CD player/changer other than MP3/WMA applicable one.

ar8uuw00000226

• The CD player/changer may not play the following CD:

  ― Defective CD (e.g., cracked, badly bent, rough edges, scratch, dirty CD condensation)
  ― 8 cm (3 in) CDs accessories (e.g., 8 cm (3 in) disc adapter, sticker, label)
  ― Nonstandard CD (e.g., Diameter/thickness is out of specification)
    Specification: 119.7—120.3 mm (4.668—4.692 in) of diameter, 1.2+0.3 or -0.1 mm (0.047+0.012 or 0.004 in) of thickness

• Do not use non-conventional discs. The CD player/changer could be damaged.

Examples:

ar8uuw00000227

• Although the same physical size as the compact disc, SACD uses a different kind of digital audio signal, Direct Stream Digital.
• The CD player/changer may not play the CD-R/RW properly due to the disc condition (excluding the MP3/WMA).

MP3/WMA-Formatted File

Outline of CD-R and CD-RW
• Definition

  ― CD-R: The CD-R is a non-rewritable version. Once a section of a CD-R is written, it cannot be erased or rewritten.
  ― CD-RW: The CD-RW is a re-writable version of CD-ROM and can be written the data an unlimited number of times.
  ― Since a reflected laser beam amount of the CD-R/RW is less than the reflected laser beam amount of the conventional CD media, the CD player/changer may not play the CD-R/RW or have the sound jumped.
  ― Since the recording quality of the CD-R/RW vary widely, some CD-R/RW may not be played.

Recording method
• There are two methods for recording.
• Classification by recorder

  ― Record the audio data in the audio-CD by audio recorder
    • The price of the audio recorder and original audio-CD includes the copyright fee.
  ― Recorded the audio data in the conventional data-CD by the personal computer
    • The data-CD is cheaper than the audio-CD. But, there is a CD with the low quality.

• Classification by audio data uncompression/compression

  ― Uncompressed audio data
    • The CD-R/RW player can play the uncompressed audio data.
  ― Compressed audio data
    • It is possible to record the large quantity of music in a disc. The sound quality varies depends on the audio data compression format. The compressed audio data can be played on the applicable player only.
  ― Type of compression format:
    • MP3: MPEG Audio Layer 3 — Mazda genie MP3 applicable CD player is available.
    • WMA: Windows Media Audio
    • ATRAG: Adaptive TRansform Acoustic Coding

MP3
• The following condition should be met in order to record the MP3-formatted data on the MP3 applicable CD player:

Media | Applicable to the CD-R/RW
--- | ---
Logical format | ISO 9660 level 1&2 / Joliet / Romeo
Number of directly | 8 directly
Number of files | Maximum 255 as a total number of file and folder Maximum 155 for folder
ID3 TAG | Applicable to Ver1.1, 2.3 and 2.4
File extension | MP3
Packet writing | Not applicable
Bit rate | 8 kbps—320 kbps/VBR
Sampling rate | 11.025 kHz—48 kHz

WMA (Windows media audio)
• CD-R and CD-RW including WMA files can be played with this unit. Discs which conform to the following formats can be played.
Playable WMA files are as follows:

Item | Content
--- | ---
Specification | Windows Media Audio Version 7.0, 8.0, 9.0
Sampling frequency | Bit rate | 32kHz ― 32, 40, 48 kbps
44.1kHz ― 32, 48, 64, 80, 96, 128, 160, 192, 256, 320 kbps
48kHz ― 64, 96, 128, 160, 192 kbps
VBR (Variable Bit Rate) | Supported
Channel mode | Stereo/Monaural
WMA tag | Title, artist name, album name