(22*15 for NTSC), you can use【↑】【↓】【→】【←】keys to move the yellow pane to your hope position and press【EDIT】key, the yellow pane will be turned into red, then you can use【↑】【↓】【→】【←】keys to extend the red pane. This red area is the mask area.
After you make sure the red mask area, press【EDIT】key to save the mask area. Press【ESC】 key to cancel the mask area. The maximum mask area size is 8*8 panes and the minimum size is only one pane. You can setup 4 mask areas at most.
After you finish setup, press【ENTER】key to return “Image Setup” menu. You can press【A】 key to clear all mask areas.
Step 5：Save mask area：You can repeat step2, step3 and step4 to setup mask area for other cameras. In “Image Setup” menu, press “Confirm” button to save the mask area, press “Cancel” bbutton to abort.
Here is the example for mask area function.
If you disable the mask check box, you can cancel the mask area.
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