Mercedes-Benz M-Class 2001 COMAND Manual - Manual (Page 64)

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Introduction Audio Telephone Navigation Index S y s t e m s e t t i n g s
In the following situations, it is not possible or not yet
possible to use the telephone:
• the telephone is already unlocked but is not (yet)
registered in a network. The message “NO SER-
VICE” is displayed. The telephone will try to register
into a network. If there is no network available, no
phone service, including the emergency number
into memory location 1, will be available. If the net-
work is available, the telephone will be registered.
The above message also appears if the network is no
longer receivable because of weak receiving condi-
tions. The message “NO SERVICE” is displayed if
you try to make a call.
• The message “TELEPHONE NOT ATTACHED” is dis-
played. Please attach the telephone.
• The message “PHONE IS OFF ...” is displayed. Please
switch on the telephone.
In the following situations, it is only possible to access
the emergency number programmed into memory loca-
tion 1:
• The unlock code has not yet been entered.
• The unlock code was entered incorrectly.
In the following situations these messages indicate that
it is not possible to make a call:
• “SYSTEM BUSY” - dialing has failed because the cel-
lular system is busy.
• “NO SERVICE” - dialing has failed because network
cannot be received.“
Notes