TechVision DVR-LT04120 User Manual page 52

After all the setting please click save button
In one window display mode, right click mous
or click "Fn" key in the remote control). The interface is shown as in Figure 4-29.
Click Pan/Tilt/Zoom, the interface is shown as below. See Figure 4-30.
Here you can set the following items:
 Step: value ranges from 1 to 8.
 Zoom
 Focus
 Iris
Click icon and to adjust zoom, focus and iris.
Figure 4-28
.
e (click "Fn" Button in the front panel
Figure 4-29
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