EverFocus EMV1200 User Manual page 16

Alarm Input: Connect up to 12/8 alarm inputs, selectable between N.O./N.C. contacts.
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Alarm Output: N.C or N.O type alarm out (form "C").
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RS232 socket: Connect this connector to RS232/RS485 compatible device.
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GPS Data Input: Connect this connector to GPS receiver via GPS cable.
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USB port: USB port recommended for connecting the USB mouse.
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Power Input/Ignition Control In/Switched power out: 4 pins are reserved for power input; connect to
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10V~36VDC power source. 1pin is for ignition control; connect to the other vehicle devices to avoid
excess power consumption at ignition. 1 pin is reserved for switched power out. The power source
used for this additional power output is 600 mA x 12VDC.
Video & Audio Inputs (12/8): Connect camera's video output or other composite video source to the
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video input connection.
Connect line level output of an audio preamplifier to the audio input connection corresponding to the
appropriate camera.
Camera Power Outputs (12/8): EMV1200/800 can provide power source to cameras, connect camera
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power to this output by using the camera power cable. For EMV800, the power source used is 450mA
x 12VDC. For EMV1200, the power source used for the first 4 CH is 300mA x 12VDC and 450mA x
12VDC for the rest.
Serial Port: Reserved port.
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Control Port: Reserved port.
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Call Monitor Out: This connector is used for the call monitor. This monitor can only display a full screen
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picture.
802.11 b / g WiFi: Connection of the antenna.
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