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VIVOTEK
70 - User's Manual
Day/Night Settings
Switch to B/W in night mode
Select this checkbox to enable the Network Camera to automatically switch to Black & White display
during the night mode�
Turn on external IR illuminator in night mode
If you install external IR illuminator along with your camera with digital input signals, you can turn on the
external illuminators when the camera enters the night mode�
Turn on built-in IR illuminator in night mode
Select this checkbox for the camera to turn on its IR illuminators during the night mode situations�
IR cut lter
With a removable IR-cut lter, this Network Camera can automatically remove the lter to let Infrared light
pass into the sensor during low light conditions�
■ Auto mode
The Network Camera automatically removes the lter by judging the level of ambient light.
■ Day mode
In day mode, the Network Camera switches on the IR cut lter at all times to block infrared light from
reaching the sensor so that the colors will not be distorted�
■ Night mode
In night mode, the Network Camera switches off the IR cut lter at all times for the sensor to accept
infrared light, turn on the IR illuminators, and thus helping to improve low light sensitivity�
■ Synchronize with digital input
The Network Camera automatically removes the IR cut lter when DI triggers.
■ Schedule mode
The Network Camera switches between day mode and night mode based on a specied schedule.
Enter the start and end time for day mode� Note that the time format is [hh:mm] and is expressed in
24-hour clock time� By default, the start and end time of day mode are set to 07:00 and 18:00�
Light sensor sensitivity
Select Low, Normal, or High sensitivity for the light sensor�