10
Digital system
2.7
TIME BANDS
The switchboard has two operating modes:
•
day mode
•
night mode
In day mode the switchboard receives all the calls from the entrance panel and can put
them through to the internal unit.
1
2
3
4
5
6
7
8
9
0
CALL
ok ann
porter switchboard
entrance
panel
internal
unit
1
2
3
4
5
6
7
8
9
0
CALL
ok ann
porter switchboard
entrance
panel
In night mode the switchboard does not receive the calls. Instead they are sent directly to
the internal unit.
internal
unit
B9576C_GB/3.3.qxd 17-10-2002 16:42 Pagina 10
Содержание B9576C
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