QNAP VS-2004L en - Manual (Page 77)

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4.2.2 Display Mode
The NVR supports different display modes for viewing the monitoring channels.
4.2.3 PTZ Camera Control Panel
The term ‘PTZ’ stands for ‘Pan/Tilt/Zoom’. If an IP camera supports the PTZ feature, use
the control panel on the NVR to adjust the viewing angel of the IP camera. These functions
are available depending on the camera models. Please refer to the user manual of the IP
cameras for more information. Note that the digital zoom function will be disabled when
the PTZ function is in use.
Single channel mode
4-channel mode
8-channel mode
10-channel mode
Full screen
Multi-channel mode
9-channel mode
6-channel mode
Picture-in-Picture mode
Sequential mode
Adjust window size
Adjust PT angle
of the camera
Select PTZ camera
preset positions
Zoom out
Focus control of
the PTZ camera
Zoom in
No zooming
Digital zoom