Deutsche Telekom Octophon F400 - Manual (Page 49)

Telephone Settings
49
Step by Step
Saving Your PIN
To use the functions
•
to prevent unauthorized persons from using your telephone
Æ page 48
• to use another telephone like your own
Æ page 63
• to change your call number
Æ page 64
you need to enter a personal identification number, which you can
save yourself.
Press the key. The LED lights up.
Confirm.
or or or or
Enter the PIN.
Enter the current five-digit PIN.
If you have not yet assigned a PIN, use the PIN "00000" the first time
you enter it.
Enter the new PIN.
Repeat the new PIN.
While the telephone is locked, a special dial tone sounds
when you lift the handset. You can continue to dial internal
numbers as usual.
Your telephone can also be locked or unlocked again by an
authorized party (
Æ page 68).
Program/Service
* 93=Change PIN?
If you forget your PIN, contact System Support, who can re-
set your PIN to "00000".
An authorized party (
Æ page 68) can also lock and unlock
your telephone.