Dahua Technology DH-XVR1B04, Руководство пользователя

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User’s Manual
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For some models, when the image is enlarged in the first way described previously, the selected
area is zoomed proportionally according to the window.
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When the image is in the enlarged status, you can drag the image toward any direction to view
the other enlarged areas.
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Right-click on the enlarged image to return the original status.
5.2.2.3 Instant Record
You can record the video of any channel and save the clip into a USB storage device.
By clicking , the recording is started. To stop recording, click this icon again. The clip is
automatically saved into the connected USB storage device.
5.2.2.4 Manual Snapshot
You can take one to five snapshots of the video and save into a USB storage device.
By clicking , you can take snapshots. The snapshots are automatically saved into the connected
USB storage device. You can view the snapshots on your PC.
To change the quantity of snapshots, select Main Menu > CAMERA > Encode > Snapshot, in the
Manual Snapshot list, select the snapshot quantity.
5.2.2.5 Mute (Analog channel only)
You can mute the video sound by clicking . This function is supported in single-channel view.
5.2.2.6 White Light (Supported on camera with white light function)
Click to manually control the camera to turn on the white light function.
5.2.2.7 Siren (Supported on camera with siren function)
Click to manually control the camera to generate alarm sound.
5.2.2.8 Two-way Talk (Digital channel only)
You can perform the voice interaction between the Device and the remote device to improve
efficiency of emergency. This function is supported only when the remotely connected IPC device