Product Structure 4
Port of connecting cable between handset and VTH.
Table 2-3
2.1.3 VTH15 Series Type A/B
In VTH15 series, different types of devices have different front panels.
Figure 2-4 VTH15 Series Type A
Press this key to call the Call Center in case of
emergency.
Press this key to return to main menu.
In case of incoming call, press this key to answer
the call.
During talk, press this key to hang up.
During monitoring, press this key to speak to
apartment VTO, villa VTO and fence station.
During speaking, press this key to exit speaking.
In standby mode, press this key to monitor the
main VTO.
During monitoring, press this key to exit monitoring.
Press this key during calling, talking, monitoring and
speaking of VTO, so corresponding VTO will be
unlocked.
If this indicator turns on in green, it represents normal
power supply.
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