Operation Manual

7
screw.
Note: 1. If user requires high performance of hard disk, we recommend
the dedicated security hard disk.
2. Before replacing the hard disk, please shut off the power first
and then open the case.
3.2 Device Connection
Use VGA cable or HDMI cable to transmit the NVR signal to the display.
If it is a controllable PTZ, use wire to connect RS485 A cable and RS485 B
cable to the corresponding RS485 interface on NVR.