4
Assembly and connection
22 / 56
DoorLine Slim DECT
Meaning of the flashing signals:
3-fold flashing
Strong signal
2-fold flashing
Medium signal
1-fold flashing
Weak signal
Continuous flashing
No connection to the PBX system or not registered
No flashing
Signal present but too weak for reliable operation
Continuous flashing is always displayed in addition if the DoorLine has not con-
nection to the PBX system.
4.7
Labelling bell pushbuttons