Note: If you have forgotten the PIN code, you can also restore the factory settings without it.
1.
Switch off the handset by pressing and holding the
2.
Switch on the handset again with the
3.
When all the symbols can be seen in the display, press the
DEFAULT will appear in the display.
4.
Confirm with
pressing the
102
- Special functions -
OK
and the factory settings will be restored. You can abort the process by
INT
button.
INT
button.
INT
button and watch the display.
button briefly. The message