Siemens 500 advance 用户手册
Telephone Settings
53
Step by Step
Locking the Telephone to Prevent
Unauthorized Use
Unauthorized Use
You can prevent unauthorized persons from using your
telephone and its electronic notebook during your ab-
sence.
telephone and its electronic notebook during your ab-
sence.
Precondition: You must have configured a personal
identification number (PIN) for your telephone
identification number (PIN) for your telephone
To lock and unlock the telephone:
Select and confirm.
or
or
F??
or
G??
Enter the code for "on" or "off".
D
Enter the telephone lock PIN
Changeover on?
Changeover off?
While the telephone is locked, a special dial tone
sounds when you lift the handset. You can con-
tinue to dial internal numbers as usual.
sounds when you lift the handset. You can con-
tinue to dial internal numbers as usual.
Your telephone can also be locked or unlocked
again by an authorized party
again by an authorized party