148
Figure 4-138
4.15.1.1.3 Tampering
When someone viciously masks the lens, or the output video is in one-color due to the environments
light change, the system can alert you to guarantee video continuity. Tampering in terface is shown
as in Figure 4-139. You can enable
“Alarm output “or “Show message” function when tampering
alarm occurs.
Sensitivity: The value ranges from 1 to 6. It mainly concerns the brightness. The level 6 h as the
higher sensitivity than level 1. The default setup is 3.
Tips:
You can enable preset/tour/pattern activation operation when video loss occurs.
Please refer to chapter 4.15.1.1.1 motion detection for detailed information.
Note:
In Detect interface, copy/paste function is only valid for the same type, which means you can not
copy a channel setup in video loss mode to tampering mode.
About Default function. Since detection channel and detection type may not be the same, system
can only restore default setup of current detect type. For example, if you click Default button at
the tampering interface, you can only restore default tampering setup. It is null for other detect
types.
System only enables tampering function during the period you set here. It is null for motion detect
or video loss type.
Summary of Contents for HCVR82**A-S3 Series
Page 1: ...Dahua HDCVI Standalone DVR User s Manual Dahua HDCVI Standalone DVR User s Manual V1 1 0 ...
Page 84: ...72 Figure 4 44 Figure 4 45 ...
Page 102: ...90 Figure 4 73 Figure 4 74 ...
Page 104: ...92 Figure 4 76 Figure 4 77 ...
Page 120: ...108 Figure 4 93 Check a file name double click file or click to play ...
Page 158: ...146 Figure 4 135 Figure 4 136 ...
Page 167: ...155 Figure 4 145 Click Draw button to draw the tripwire See Figure 4 146 Figure 4 146 ...
Page 183: ...171 Figure 4 162 Figure 4 163 ...
Page 190: ...178 Figure 4 171 Figure 4 172 ...
Page 191: ...179 Figure 4 173 Figure 4 174 ...
Page 199: ...187 4 186 and Figure 4 187 Figure 4 186 Figure 4 187 ...
Page 275: ...263 Figure 5 60 Figure 5 61 ...
Page 289: ...277 Figure 5 77 Click to draw the rule See Figure 5 78 Figure 5 78 ...
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Page 358: ...346 the sound ventilation Please check and maintain the device regularly ...
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