2005 MERCEDES-BENZ M-Class service reset

64 AudioAudio AdjustmentActivating sound optimization*
Only in vehicles with a premium sound
system*.
Press the softkey ADJ in any au-
dio menu.
Your current settings will be displayed
in the main audio adjust menu.

Select the parameter SOUND with the
softkeys or .

To select the desired sound settings,
press the softkeys , and
.Available sound optimizations

STANDARD- linear sound from the
center of the vehicle.

SPEECH - emphasis is placed on the
spoken word.

DRIVER - sound is optimized for the
front seats.

AMBIENCE - recreates the sound of a
room.Resetting audio adjustments

Return to the audio menu by pressing
the softkey EXIT.

Press and hold the audio menu softkey
ADJ for longer than 2 seconds.
All parameters are set to 0 and the
sound optimization is set to
STANDARD. The MCS automatically
returns to the audio mode.
iYou can only select one sound optimiza-
tion at a time.iSound Optimization is not available for
service sources.
iIf your vehicle is equipped with the
Bose
® Audiopilot
TM digital processor,
digital electronics will continually sepa-
rate program material from ambient
noise and modify the programming sig-
nal so that you can enjoy the full musi-
cal performance without making any
adjustments.
The normal operation of the Bose
® Au-
diopilot
TM could be interpreted as
volume fluctuations, however this is
normal operation.

69 Satellite radio*
Satellite radio* operation
This chapter will provide detailed informa-
tion on: 
Satellite radio operation
If you have not done so already, please
familiarize yourself with these functions by
reading the “At a glance” chapter.
Function
Page
1
Main satellite radio menu
71
2
Memory preset (such
as 5)
72
3
Current station name
4
Current program category
5
Channel number
6
Scan function
75
7
Main Adjust menu
Audio Adjustment
63
8
Program category menu
70
9
SIRIUS service menu
75
a
Preset menu
72
b
Radio main menu
30

72 Satellite radio*Satellite radio* operationIn this example: 
SAT (on the left) = the selected system

SAT5 = location in the program memo-
ry, if the current channel is pre-stored

POP = selected category (
page 74)

US-1 = name of the selected station

CH:1 = number of the current channel

Silva Reyna = Current Artist

You Can Change Your M..=
Current title
Possible soft keys:

FM, AM or WB
starts the radio operation (
page 30).

LIST
shows channels pre-stored in the pro-
gram memory (up to 10 channels). You
can store stations (
page 75) and re-
quest stored stations (page 72).

PTY
is used to select the program category
(page 75).

ADJ
displays the audio adjust screen. You
can adjust the sound settings for the
audio sources (
page 63).

SCAN
is used to start and stop the scan
search (
page 75).

NUM
displays the telephone number of the
SIRIUS Service Center and your per-
sonal twelve-digit electronic serial
number (ESN).The following options are available:

Selecting a station using the selected
category (
page 74),

Tuning via station presets (
page 72),

Tuning via scan search (
page 75).

Tuning via manual channel input
(page 73).

Tuning via the program category list
(page 74).
Tuning via station presets
Ten Satellite radio station presets are
available.
Access to the presets via number keys or
via the Presets menu.
Soft key functions
Selecting a station

75 Satellite radio*
Satellite radio* operation
Tuning via Scan search
Scan Search is characterized as follows:
Scan search plays a channel for
approx. 8 seconds and then skips to
the next channel within the current cat-
egory.

Scan search can be terminated manu-
ally.

Press the softkey SCAN.
The search starts.

Press the softkey SCAN again.
The search stops.Additional text information (artist, title) re-
lated to the current channel can be dis-
played.

Press one of the number keys, e.g.
, longer than 2 seconds.
You will hear a confirmation beep.
The radio saves the current station at
the memory preset selected. The mem-
ory preset selected appears in the sta-
tus line, e.g. SAT3.

Press the softkey NUM.
The telephone number of the SIRIUS
Service Center and the twelve-digit
electronic serial number (ESN) of your
SAT tuner are displayed.
Obtaining additional text
informationStoring stationsiThere are 10 presets available.
An existing entry is overwritten in the
memory list when a new input is given.
Calling up the SIRIUS information
menu