Dahua HDBW2831R-ZAS, Operation Manual

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Operation Manual
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Figure 4-31 Batch download
Step 2 Select the record type, set the start time and end time, and then click Search .
The searched files are listed.
Step 3 Select the files to be downloaded, select dav or mp4 from the Format drop-down list, and
then set the storage path. Click
Download
.
The system starts to download the file to the configured path. When downloading picture,
you do not need to select the download format.
4.5 Camera
This section introduces the camera setting, including conditions, video and audio.
Camera parameters of different devices might vary.
4.5.1 Conditions
Configure camera parameters of the camera to ensure surveillance goes properly.
4.5.1.1 Conditions
Configure camera parameters according to the actual situation, including picture, exposure,
backlight and white balance.
4.5.1.1.1 Interface Layout
Configure camera parameters to improve the scene clarity, and ensure that surveillance goes
properly. See Figure 4-32.
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Under profile, you can select between 9 different styles, such as normal, day, night or flowing
light mode. Parameters (such as contrast and saturation) will change to match the style. You can