change key battery MERCEDES-BENZ S-Class 2008 W221 Comand Manual

189 Control systems
COMAND navigation (introduction)
Loading a DVD into the DVD changer
1Disc slot
2Magazine tray buttons 1 – 6

Switch on COMAND (
page 87).

Press one of the magazine tray
buttons2.
If a disc is loaded, it will be ejected.

Take disc out of slot 1.

Wait until LED for magazine button 2
which you pressed flashes quickly.

Slide DVD into slot 1 with printed side
facing upwards.
COMAND loads the DVD.
i
If you carry out the update with the engine
switched off and the vehicle battery has insuffi-
cient power, COMAND may automatically switch
off during the process in order to protect the bat-
tery. If this occurs, restart the update with the
engine running period. Similarly, if the SmartKey
position is unintentionally switched to 0, restart
the update.Warning!
G
Never leave the engine running in an en-
closed space. The exhaust gases contain
carbon monoxide. Inhaling exhaust gases
constitutes a health hazard and could lead
to loss of consciousness or even death.
i
Each magazine tray button 2 indicates the
status of the corresponding magazine tray by
means of an LED.


LED off = magazine tray is empty


LED constantly lit = magazine tray is loaded


LED flashes = CD/DVD changer requesting
disc to be loaded

777 Index
B
Backup lamps
Replacing bulbs 715
Bar 606
BAS 69
Batteries, SmartKey
Checking battery condition 366
Replacing 712
Batteries, SmartKey with KEYLESS-GO*
Checking battery condition 366
Replacing 712
Batteries, vehicle 729
Charging 732
Discharged, Jump starting 734
Disconnecting 731
For electrical consumers 729
For starter 729
Message in display 678
Reconnecting 733
Removing 732
Bead 606
Beverage holder see Cupholder
Blind Spot Assist* 495
Messages in display 654
Bluetooth
®
Settings (COMAND) 180Brake assist system (BAS Plus) 70
Brake assist system (BAS) 69
Brake fluid 572, 766, 769
Brake lamp bulbs 715
Brake lamp, high mounted 715
Brake pads
Message in display 666
Brake warning lamp 29
Brakes 560
High-performance brake system
(AMG vehicles only) 561
Warning lamp 29, 629
Break-in period 558
Bulbs, replacing 714
Additional turn signals 715
Brake lamps 715
Fog lamps 715
Front lamps 715
High beam 715
High mounted brake lamp 715
License plate lamps 715
Low beam 715
Parking and standing lamps 715
Rear fog lamp 715
Turn signal lamps 715C
California retail buyers and lessees,
important notice for 15
Can holder see Cupholder
Capacities and recommended
fuel/lubricants 764
Cargo area see Trunk
Cargo tie-down hooks 532
Carpets, Cleaning and care of 624
Catalytic converter 568
CD
Ejecting (COMAND) 122
Loading (COMAND) 120
Menu overview (COMAND) 123
Playback options (COMAND) 128
Selecting a medium (COMAND) 126
Selecting a track (COMAND) 126
CD (COMAND) 116
Central locking
Automatic 368
Locking/unlocking from inside 369
Central locking/unlocking switches 369
Certification label 748
Change of address or ownership 16