Mercedes-Benz E-Wagon 2007 COMAND Manual - Manual (Page 63)

62
Audio
CD changer* operation
ț MPEG2 Audio Layer 3
ț MPEG 2.5 Audio Layer 3
Permissible bit and scan rates
Fixed and variable bit rates up to 320 kbps
are permissible.
The permissible scan rates can be found in
the table below.
Tips on copyright
Please also refer to the tips on copyright
(
୴ page 54).
Playing MP3 CDs
The CD changer can play MP3 CDs as well
as audio CDs. All the CD changer functions
listed below also apply to the playing of
MP3 CDs.
When playing MP3 CDs, only the first 99
tracks will be played back in successive or-
der. After that, playback will begin with
track 1of the MP3 CD if
Repeat CD is select-
ed ( ୴ page 71). Folder selection is not pos-
sible.
1 Opening/closing button
2 Control panel faceplate
̈ Press button 1 to open.
The control panel faceplate 2 pivots
up; the CD changer extends and be-
comes accessible.
i
In everyday speech, the MPEG1 Audio
Layer 3 format has been replaced by
the designation “MP3”.
File format Scan rate
MPEG1
Audio Layer 3 32 kHz, 44.1 kHz,
48 kHz
MPEG2
Audio Layer 3 16 kHz, 22.5 kHz,
24 kHz
MPEG2.5
Audio Layer 3 8 kHz, 11.025 kHz,
12 kHz
i
It is recommended to use MP3 tracks
with a bit rate of128 kbps or higher and
with a scan rate of 44.1 kHz or higher.
Lower rates may impair quality. This is
particularly true if the sound function
LOGIC7 Surround has been activated.
i
Depending on the complexity of the di-
rectory structure, playback of the first
track may in some cases be delayed.
Accessing the CD changer