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Operation
016-023
Feedback after pressing keys
LED
Acoustic
signal
Meaning
F
Green, flashing
1x
yes
When bell key has been pressed = ready for
operation, not coupled
G Green, flashing
2x
yes
When bell key has been pressed = ready for
operation and coupled **
*
every 120 seconds
**
can be switched off with the bell key
***
every 20 seconds
6.3
Switch the control unit on
The control unit has been designed to be switched on permanently. If it is switched off, it can be
switched on again as described under 5.1.
6.4
Switch the control unit off
• Keep the bell key pressed for 10 seconds, these displays <1>
will appear:
LED red
LED green
Acoustic signal
The control unit has been disabled
1
Ill. [21]