User manual

4
1.4 Back Panel
Name Function
(1) LAN Port For Ethernet connection
(2) CH1~ 4 Input the video camera signal and display it on channel 1~ 4
(3) Spot Monitor Display video cycle on the Spot monitor when receive a alarm video
(4) Video Out Output the video signal to TV
(5) Audio In Input the audio signal to audio input device such as microphone
(6) Audio Out Output the audio signal to audio output device such as speaker
i
The audio input and output device has its own power supply is necessary.
(7) Sensor In Support up to 4 sensor devices
(8) Relay Out Support 2 relay devices (Relay: 1A @ 125V AC/30V DC)
(9) RS485 For PTZ camera connection (also see 1.5.4)
(10) eSATA interface For connecting with eSATA storage device
(11) RS232 port For future function using
(12) VGA Out Output the video signal to a CRT or LCD monitor
(13) Power Plug Connect the power cord into this port (12V DC)