User Manual

4BChapter 5: Live view
22 TruVision NVR 71 User Manual
3. To exit digital zoom, click the digital zoom button again. The green frame on the button
disappears.
Control a PTZ dome camera
The web browser interface lets you control the PTZ functions of a dome camera. Click a PTZ
dome camera and use the PTZ controls on the interface to control the PTZ functions.
See Figure 6 below for a description of the PTZ control panel. The PTZ control panel is always
displayed in live view.
Figure 6: PTZ controls panel
1. Directional pan/auto-scan buttons: Controls the
movements and directions of the PTZ. Center button is
used to start auto-pan by the PTZ dome camera.
2. Adjust speed of PTZ dome camera.
3. Adjust zoom, focus, and iris.
4. Turn on or off the camera light (Not used).
5. Start or stop camera wiper (Not used).
6. Lens initialization: Initialize the lens of a camera with a
motorized lens, such as PTZ or IP cameras. This function
helps to maintain lens focus accuracy over prolong periods
of time.
7. Auxiliary focus: Automatically focus the camera lens for the
sharpest picture.
8. Menu: Not used.
9. Depending on function selected:
- Call and set the selected preset
- Run, stop, set, and delete the selected preset tour
- Run, stop, start recording, stop recording, and delete the
selected shadow tour
10. List presets available.
11. List preset tours available.
12. List shadow tours available.
Presets
Presets are previously defined locations of a PTZ dome camera. It allows you to quickly move
the PTZ dome camera to a desired position. They are controlled from the PTZ panel in live
view. You can set up to 255 presets for a camera.
Presets are saved on the camera and not on the recorder. The presets are identified on screen
when they occur.