Station Cos Changeover (Locking/Unlocking Telephone) - Siemens Hicom 150 E optiset E basic Operating Instructions Manual

Station COS Changeover (Locking/Unlocking
Telephone)
Changeover on (locking -
first define PIN)
Lift the handset.
6 6 Enter the code
Enter your PIN.
Changeover off (unlocking)
Lift the handset.
You hear a special dial tone.
6 6
Enter the code #66.
Enter your PIN.
Defining your PIN
(If you have forgotten your PIN, System
Support can help you. Simply dial 11.)
Lift the handset.
9 3
Enter the code
Enter your old PIN (default 00000).
Enter your new PIN twice.
30
* 66.
* 93.