CD/MP3/WMA Mode Operations
What is MP3?
MP3 is an audio compression method and clas- sified into audio layer 3 of MPEG standards. This audio compression method has penetrated into PC users and become a standard format. This MP3 features the original audio data compression to about 12 percent of its initial size with a high quality sound. This means that about 10 music CDs can be recorded on a
What is WMA?
WMA is the abbreviation of Windows Media Au- dio, an audio file format developed by Microsoft Corporation.
Notes:
WMA file with DRM (Digital Rights Management) will be skipped from being playback and jump to the next track.
Windows Media™, and the Windows® logo are trademarks, or registered trademarks of Microsoft Corporation in the United States and/or other countries.
To disable DRM
(Digital Rights Management):
1. When using Windows Media Player 9, click on TOOL OPTIONS MUSIC RECORD tab, then under Recording settings, unclick the check box for RECORD PROTECTED MUSIC. Then, reconstruct files.
2.When using Windows Media Player 10/11, click
on TOOLOPTIONSRIP MUSIC tab, then under Rip settings, unclick the check box for COPY PROTECT MUSIC. Then, reconstruct files.
Note:
Personally constructed WMA files are used at your own responsibility.
Precautions when creating MP3/WMA disc
|
|
|
|
| English |
MP3 |
|
|
| ||
Decode Format |
| MPEG 1, 2 and 2.5 - Layer 3 |
| ||
Sampling Rate |
| : 32, 44.1, 48 |
| ||
(kHz) |
| : 16, 22.05, 24 |
| ||
|
|
| |||
|
| ||||
|
|
| |||
|
|
| |||
|
| VBR |
|
| |
WMA |
|
|
|
| |
Sampling rate |
| 48, 44.1, 32 |
| ||
(kHz) |
|
|
|
|
|
| 32 - 192 |
|
| ||
Folder Level Limit |
| : 8 Level |
| ||
Max. Folder Support | : 128 |
|
| ||
Max. Files Support | : 254 |
|
| ||
Folder Name |
| : Max. 28 Characters |
| ||
File Name |
| : Max. 28 Characters |
|
File extensions
Always add a file extension “.MP3” or “.WMA” to MP3 or WMA file by using single character letters. If you add a file extension other than specified or forget to add the file extension, the file cannot be played.
Logical format (File system)
1.When writing MP3/WMA file on a
2.The folder name and file name can be dis- played as the title during MP3/WMA play but
the title must be within 28 single byte alphabeti- cal letters and numerals (including an exten- sion) respectively.
3.Do not affix a name to a file inside a folder having the same name.
Usable sampling rates and bit rates: | Folder structure |
1. A disc with a folder having more than 8 hierarchical levels will be impossible.
DB178RMP / DB179RMP / DB179RGMP | 15 |