Dahua Technology DH-XVR71 H-4K-I2 Series, User Manual

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User’s Manual
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Parameter Description
Speed
Controls the movement speed. The bigger the value is, the faster the
movement will be.
Zoom
: Zoom out.
: Zoom in.
Focus
: Focus far.
: Focus near.
Iris
: Image darker.
: Image brighter.
PTZ movement Supports eight directions.
Fast positioning button.
Positioning: Click to enter the fast positioning screen, and then click
anywhere on the live view screen, the PTZ will turn to this point and move
it to the middle of the screen.
Zooming: On the fast positioning screen, drag to draw a square on the
view. The square supports zooming.

Dragging upward is to zoom out, and dragging downward is to zoom
in.

The smaller the square, the larger the zoom effect.
Not all models support this function and can only be controlled through mouse
operations.
Click , you can control the four directions (left, right, up, and down) PTZ
movement through mouse operation.
Click to open the expanded PTZ control panel.
Expanded PTZ Control Panel
On the basic PTZ control panel, click to open the expanded PTZ control panel to find more
options.