12.3.4 Calling extension telephones
1
Press
M
N
.
2
Select the desired extension telephone.
R
Up to 4 extension telephones may be displayed.
3
Press
®
.
4
When finished, press
M
N
.
12.3.5 Door bells
A door bell may be connected to your main monitor. In this case, the main monitor will ring when the door bell button
is pressed.
12.4 System conditions and limitations
Please note the following system conditions and limitations.
R
Only one call or monitoring session can be handled at a time.
Subsequent calls will disconnect the current call (if the current call has lower priority), or will not be connected (if
the current call has higher priority).
Low priority: Monitoring
Medium priority: General calls (lobby station to main monitor, main monitor to PBX extension, etc.)
High priority: Emergency calls
R
All calls and monitoring sessions are disconnected after the pre-programmed "timeout" time elapses.
R
In order to perform the above operations, optional devices and configuration for those devices are required.
Contact your building manager for more information.
31
12. VL-V900 basic operations
