Power supply operating modes
The device has two power supply operating modes:
•
a/b port and door bell transformer
•
a/b port
The behaviour of some of the device's functions depends on the power
supply operating mode:
Permanent assignment
of the a/b line
Indirect lighting
Label panel lighting
TFS call-enabled
Configuration procedure:
•
Insert the jumper.
– Into the device
TFS-Dialog 400 - Advanced Information V01 10/2017
a/b port and door bell
transformer
X
X
X
Functions, applications, concepts
Power supply operating modes
a/b port
X
X
(cannot be controlled)
Only in configuration
mode
7