IC Realtime Combo Series: 8 Channel DVR with built-in 10 LCD monitor - Manual (Page 24)

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3.6 Connecting Power Supply
Please check input voltage and device power button match or not.
We recommend you use UPS to guarantee steady operation, 10.2-inch combo DVR life span,
and other peripheral equipments operation such as cameras.
3.7 Connecting Video Input and Output Devices
3.7.1 Connecting Video Input
The video input interface is BNC. The input video format includes: PAL/NTSC BNC（1.0V
B
P- P ，
B
75Ω. See
X283H283H283H
Figure 3-3.
The video signal should comply with your national standards.
The input video signal shall have high SNR, low distortion; low interference, natural color and
suitable lightness.
Guarantee the stability and reliability of the camera signal:
3. Fix the HDD 4. Install the HDD cover.
5. Secure the screw of the HDD cover.
Now the installation completed