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System settings
Changing the PIN
You need a PIN (personal identification number) to activate or deactivate call or dialling restric-
tions (in the factory pre-set, the PIN is 000).
1. Press the or button to select
"settings".
2. Press the button.
3. Press the or button to select
"system".
4. Press the button.
5. Press the or button to select
"PIN".
6. Press the button.
7. Now, enter your personal identificati-
on number via the numeric keypad (10
digits as a maximum).
8. Press the button.
9. Now, enter a new PIN via the numeric
keypad.
10. Press .
Every time you press the button, the display
switches between the available functions.
The display shows "system".
The display shows "ISDN".
The display shows "PIN".
The display shows "enter PIN".
The entered PIN is shown in the display.
The display shows "enter new PIN".
The entered PIN is shown in the display.
The entry is stored.
Charge rate
The price for a call charge unit (= charge rate) can be determined individually. If you set the charge
rate, your telephone will display the costs incurred for a call directly. The registration of calls and
costs (advice of charge) can only work properly if charging information are transferred by your
exchange office.
1. Press the or button to select
"settings".
2. Press the button.
3. Press the or button to select
"system".
4. Press the button.
5. Press the or button.
6. Press the button.
7. Now, enter the desired charge rate via
the numeric keypad.
8. Press the button.
Every time you press the button, the display
switches between the available functions.
The display shows "system".
The display shows "ISDN".
The display shows "charge rate".
The entered charge rate is shown in the dis-
play.
The entry is stored.
