Telephone blocking 105
Telephone lock code programming
You can protect your handset against unauthorised access (thereby safeguard-
ing personal data) by entering a 5-position code to lock and unlock it. To change
a code, first enter the old code and then key in the new code twice.
c or d Press and hold the Talk key or press and hold the Speakerphone key.
Open the system menu.
> < [ Select the menu item and confirm.
> < [ Select the menu item and confirm.
o Enter the old code (5 digits, default "00000").
o Enter the new PIN, for example, 11111 (5 digits).
o Re-enter the new PIN.
a Press the On-hook key to end the operation.
Locking/unlocking the handset
You can lock your handset to prevent external dialling and programming, there-
by preventing unauthorised use in your absence, for example. Prerequisite: You
have defined a personal code or use the default code "00000".
Locking the handset
c or d Press and hold the Talk key or press and hold the Speakerphone key.
Open the system menu.
> < [ Select the menu item and confirm.
o Enter the PIN code (5 digits, default "00000").
a Press the On-hook key to end the operation.
Unlocking the handset
c or d Press and hold the Talk key or press and hold the Speakerphone key.
Open the system menu.
> < [ Select the menu item and confirm.
o Enter the PIN code (5 digits, default "00000").
a Press the On-hook key to end the operation.
If you have forgotten your PIN, contact your service engineer for help. He
will be able to reset your PIN to "00000".
It is also possible to open your handset from a central station, for exam-
ple, from the attendant terminal.
Even though it is locked, you can still use your handset to answer external
calls and make internal calls. When an external connection is established,
the following message appears on the display "Telephone Lock Active".
Your handset can also be locked from a central station
Page 105.
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