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3.3.3 Rack Installation
The DVR occupies 1.5U rack units of vertical rack space.
Use twelve screws to fix the unit
Please make sure the indoor temperature is below 35
℃
(95°f).
Please make sure there is 15cm (6 inches) space around the device to guarantee
sound ventilation.
Please install from the bottom to the top.
If there are more accessories connected in the rack, please take precaution
measures in case the rack power is overload.
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 equipment 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
,
75Ω.
)
.
The input video format: BNC
(
0.8VP-P
,
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 shall be installed in a cool, dry place away from direct sunlight, inflammable,
explosive substances and 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, sound shielded BNC. Please select suitable BNC model
according to the transmission distance.
If the distance is too long, you should use twisted pair cable, and 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 the high tension current.
Keep connection lugs in well contact
The signal line and shielded wire should be fixed firmly and in well connection. Avoid dry
joint, lap welding and oxidation.
3.5.2 Connecting Video Output
Video output includes a BNC (PAL/NTSC, 1.0VP- P
,
75Ω
)
output, a VGA output and a
HDMI output.
Summary of Contents for CJ-HDR216
Page 1: ...HD Analog Recorder User s Manual Model No CJ HDR216 CJ HDR416 Version 1 0 3 ...
Page 93: ...85 Figure 4 72 Figure 4 73 ...
Page 94: ...86 Figure 4 74 Figure 4 75 ...
Page 99: ...91 Figure 4 79 Figure 4 80 ...
Page 102: ...94 Figure 4 84 Figure 4 85 ...
Page 108: ...100 Figure 4 93 Figure 4 94 ...
Page 110: ...102 Figure 4 96 Figure 4 97 ...
Page 116: ...108 Figure 4 104 Figure 4 105 ...
Page 120: ...112 Figure 4 109 Figure 4 110 ...
Page 130: ...122 Figure 4 120 Figure 4 121 ...
Page 164: ...156 Figure 5 46 Figure 5 47 ...
Page 168: ...160 Figure 5 51 Figure 5 52 Please refer to the following sheet for detailed information ...
Page 172: ...164 Blue color stands for MD alarm record snapshot Figure 5 56 Figure 5 57 ...