OpenEye CM-511 - Manual (Page 40)

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Return Time
The dome starts to count down RETURN TIME when the dome idles, and then execute the SELECT
MODE function when the return time is up. The RETURN TIME ranges from <1> to <128> minutes.
Go
If HOME function is enabled, users are allowed to execute HOME function by selecting this item.
Exit
Exit the HOME SETTING menu. Then go to the MAIN PAGE 3 to carry on other setup.
IR FUNCTION (REMOVABLE IR CUT)
With the IR cut filter, the dome can still catch clear image at night time or in the very dark light condition. During
day time, the IR cut filter will be on to block the infrared light for clear image; during night time, the IR cut filter
will be removed to catch infrared light, and the displayed images will become black and white.
Auto
The Internal circuit will automatically decide the occasion to remove the IR cut filter according to the image
brightness level.
On
Select the item to remove the IR cut filter.