Siemens Bewator BM3 Manuel D'installation Et Utilisation page 28

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28 BM3 Installation & User Manual
This is how the new door telephone
works
We have recently installed a door telephone
which will be in use from _________.
If access codes are used you may enter a 4-digit
code to open the door. The code is ______.
The code is valid:
Monday – Friday between _____ and _____
____________________________________
When your visitor arrives they should press
B on the door telephone keypad and then
enter the reception number or your extension
number.
You may talk to the visitor for _____ seconds.
To open the door, press 5 on your telephone's
keypad and hang up.
To not open the door, press 0 and hang up.