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EPHD04+ HDcctv DVR
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2.3.4 RS-485 Port
The RS-485 port, located on the rear panel of the DVR, can be used to connect to an RS-485
keyboard, such as EverFocus’ EKB500, for controlling HD PTZ cameras. For details on the RS-
485 configurations on the DVR, please refer to 6.9.4 I/O Control.
Rear View
RS-485 Port
HD PTZ
Camera 4
EKB500
RS-485
RJ-45 Cable
Connector Box
HD PTZ
Camera 1
RS-485
Figure 2-13
2.4 Turning On / Off the Power
Before powering on the DVR, please make sure the internal HDDs have been installed properly.
Once you have completed the basic cable connections, you are ready to turn on the DVR.
Simply connect the supplied Power Cord to the power outlet. All of the LED indicators on the
front panel will light up. The DVR will automatically run an internal process, when the process is
complete, the LED indicators will turn off, and the POWER LED will remain light up in green. And
then you can start operating the DVR. To turn off the power, simply unplug the Power Cord from
the power outlet.