Amcrest General 1080P(V2) Mini 1U Series, User Manual, Page: 28 / 188

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Important:

You can connect the HDD data cable and the power cable first and then attach the HDD in the
device.

Please pay attention to the front cover. It uses the vertical sliding design. You need to push the clip
first and then put down.
3.4 Connecting Power Supply
Please check input voltage and device power button match or not.
We recommend you use UPS to guarantee steady operation, DVR life span, and other peripheral
equipments operation such as cameras.
3.5 Connecting Video Input and Output Devices
3.5.1 Connecting Video Input
The video input interface is BNC. The input video format includes: PAL/NTSC BNC
（
1.0V
B
P- P
，
B
75Ω.
）
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:
The camera should be installed in a cool, dry place away from direct sunlight, flammable materials,
explosive substances, etc.
The camera and the DVR should have the same grounding to ensure the normal operation of the
camera.
Guarantee stability and reliability of the transmission line
Please use high quality, well shielded BNC. Please select suitable BNC model according to the
transmission distance.
If the distance is too long, you should use twisted pair cable. You can add video compensation devices
or use optical fiber to ensure video quality.
You should keep the video signal away from the strong electromagnetic interference, especially power
lines.
7. Put the cover in accordance
with the clip and then place the
upper cover back.
8. Secure the screws in the
rear panel and the side panel.