IP network intercom terminal User Manual
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①
DC12V input interface
Offer the 12V input voltage to machine
②
Audio line output port
This output port is the restored original audio signal, it can be used as the sound resource to amplifier or active speaker, it`s
used to play the background music
③
Record audio output port
This port outputted voice is from panel microphone. this port is to output the intercom audio signal, used to connect optical
transceiver recording equipments` audio input, to record with the video synchronization.
④
Intercom panel connection port
Through adopting the 568B specification twisted-pair connection panel.
⑤
Internet power amplifier output port(optional)
It can select 2*10W digital audio amplifier (optional),connect to the speakers directly, realize the background music
amplification playing.
⑥
Reset interface
It can connect the external device to remote reset the terminal.
⑦
Alarm input port
G-A is alarm input 1, G-B is alarm input 2, when two pins is short circuited, the terminal will make special operation
automatically (if arise alarm signal it will send to the server or terminal give the alarm in local etc)these operations can
access terminal web page to configure it, enter terminal IP address in IE browser can access the terminal webpage.
⑧
Alarm output port
Supply two output ports.
○
-NO: Alarm output normal open port, it will close when the external trigger it;
●
-NC: Alarm output normal close port, it will disconnected when the external trigger it.
Alarm output is triggered by server software, it also can triggered by the alarm input.
⑨
System configuration buttons.
When Off-line, press this button can play IP information. When this button is power on at the same time, it can restore the
factory settings, access the force upgrade mode.
⑩
Network input port
Insert the server associated network cable to make sure the terminal can login normally.
⑪
SD card socket
It can insert SD card, support SD save the door prompt tone, remote broadcast audio, call prompt tone and firmware
information.
⑫
Grounding switch
Introduction
Packing list
IP network intercom terminal contains the following accessories, please check the accessory before installation, if any
parts missed, please connect your agency.
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1
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IP network intercom terminal 1 pcs
Содержание NAS-8521A
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