Telephone settings
Step by Step
Preventing misuse of the telephone
Service Menu
MN
or
PIN / COS?
Change COS?
and
S
or
Chip card reader:
Insert chip card
You can prevent unauthorised persons from using your telephone (and the telephone directory) during your ab- sence.
Precondition: You have been assigned a personal iden- tification number (PIN) by System Support.
Preventing unauthorised dialling:
Press the key. The lamp lights up.
Enter the service code.
Select and confirm.
Select and confirm.
Enter the PIN (code number).
In the case of optiset E advance with chip card reader: Insert the chip card. All lamps light up briefly.
Input is followed by the display: "Executed".
Remove the chip card again.
When the telephone is disabled in this way, a special dial tone is audible when the handset is lifted. Internally (within HiPath 4000), dialling is possible in the usual way.
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