–UP / DOWN
To change the menu field, use the up “ ” or down “ ” buttons.
–SEL
Use this button to change values on main menu or sub menu setting. Also use this button to increase values when adjusting parameters.
4.2 Rear Panel
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| Vent for Internal | |
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| Adaptor Jack | Cooling Fan |
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| PS/2 |
VIDEO OUTPUT | CH1 | CH2 | CH3 | CH4 | DC12V |
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Video Output | Video Input - Channels | USB Port | PS/2 Mouse Port | |||
●USB PORT 
Use this port to backup video on to a USB stick for transferring on to a PC.
●PS/2 MOUSE PORT
Use this port for PS/2 mouse connection.
●VIDEO INPUT
Use these BNC ports (CH1 to CH4) to connect cameras to the DVR system. You will need to use the supplied BNC to RCA adoptors when connecting a camera with a male type RCA plug.
●VIDEO OUTPUT
Use this port to connect the DVR to the monitor using the supplied 1m video output to monitor cable.
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●VENT FOR INTERNAL COOLING FAN
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