7
1 Socket for telephone (acoustic)
2 Socket for alarm accessories
3 Switch for acoustic signal (doorbell microphone)
4 Socket for doorbell (acoustic)
5 Socket for doorbell I (galvanic)
6 Socket for doorbell II (galvanic)
7 Socket for telephone (galvanic)
8 on/off switch for acoustic signal
9 Channel selection switch
10 Switch for acoustic signal (tone control treble)
11 Pager button
12 Mains connection
10 English
1
2
3
8
9
Flash area
Indicator lamps
for lisa signals
4
5
6
10
11
12