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VIVOTEK
20 - User's Manual
To adjust the zoom factor and focus range
Completion
1. Attach the dome cover to the camera by combining it to the retainer and aligning with the
mounting holes.
2. Secure the four dome screws with the supplied hex key wrench. Make sure all parts of
the camera are securely installed.
1
2
2
NOTE:
You will nd a moisture absorber bag attached to the dome cover. Replace the moisture
absorber included in the camera with the one shipped within the accessory bag.
1. The camera comes with a motorized vari-
focal lens module. With a web console,
you can enter the Configuration > Media
> Image > Focus page to tune the image
zoom and focus.
2. On this page, you can pull the Zoom and
Focus pointers, set up a Focus window,
and use the Perform auto focus button to
automatically obtain an optimal focus result.
You may also manually fine-tune zoom and
focus using the various functional buttons.
Focus window
Please refer to page 52, Media > Image >
Focus for more information.