the on-board computer. If there are several
messages, the on-board computer shows
them one by one according to priority level.
If further information on the malfunction is
available in the event window, the event
window shows the
Û
symbol. You can
display the information using the
u
but-
ton.
X
Clear the event window by pressing the
9
button.
X
To scroll through the main menus: press
u
or
t
.
X
To display further menu windows in the
main menu: press
r
or
s
.
X
To open and close the input window:
when a menu window displays the
9
sym-
bol, press
9
.
X
To select menu bars in the input window:
press
r
or
s
.
X
To change the value or select an entry in
the input window: press
u
or
t
.
i
If you call up a particular menu window
regularly, e.g. the engine oil level check,
save it on the
4
button.
X
To save a favorite menu window: call up
the desired menu window and press the
4
button for approximately 2 seconds.
X
To display the favorite menu window:
briefly press the
4
button.
Areas in the display
Areas in the display (example: Truck Info menu
window)
Register and title bar: register
:
shows the
main menu. The active main menu is represen-
ted in white. Register
?
shows you the num-
ber of menu windows (submenus) and which
window is currently selected. Title bar
A
shows the name of the active menu window.
Display panel: the on-board computer dis-
plays the menu window or event window in
display panel
;
. Event windows are displayed
automatically and contain messages, e.g.
Top
Top
up coolant
up coolant
, or information about malfunc-
tions, e.g.
Battery charge level low
Battery charge level low
. In
addition to the event window, an indicator
lamp may light up in status area
=
of the on-
board computer or in the instrument cluster. If
you can confirm the event window using the
9
button, the event window is hidden. An
indicator lamp that lights up in status area
=
of the on-board computer or in the instrument
cluster does not go out after the event window
is confirmed.
Status area: status area
=
shows, for the
selected driving system:
R
Cruise control: the
é
symbol and the set
speed, e.g.
50 miles/h
50 miles/h
(
Y
page 122)
R
Distance control assistant: the
É
symbol
and the set speed, e.g.
50 miles/h
50 miles/h
(
Y
page 124)
On-board computer
73
On
-bo
ard
co
mputer
and
dis
play
s
Z
