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2.3.4 Adjust Zoom and Focus
Tighten or loosen the screws by a straight screwdriver
to adjust the zoom and focus.
F/N: Screw to the direction of F to focus far,
and screw to the direction of N to focus near.
T/W: Screw to the direction of T to zoom in,
and screw to the direction of W to zoom out.
Zoom Adjusting
Screw
Focus Adjusting
Screw
Figure 2-26 Adjust Zoom and Focus
3 Menu Description
Please follow the steps below to call the menu.
Note:
The actual display may vary with your camera model.
The menu is not available when you switch the video
output to CVBS.
Steps:
1. Connect the camera with the TVI DVR, and the
monitor, shown as the figure 3-1.
Camera
TVI DVR
Monitor
Figure 3-1 Connection
2. Power on the camera, TVI DVR, and the monitor to
view the image on the monitor.
3. Click PTZ Control to enter the PTZ Control interface.
4. Call the camera menu by clicking button, or call
the preset No. 95.
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