Technical Maintenance - HIKVISION DS-2CC5181P-VF User Manual

Day/Night High-definition Dome Camera· User Manual
Possible Reasons:
Auto-iris lens connector is loose contact.
Or the iris driven mode of the camera does not match with the
mode of auto-iris lens.
To Solve the Problem:
Check the auto-iris lens connector to ensure good contact.
Set the iris driven mode of the camera the same as the m ode of
lens. The modes can be VD (video drive) or DD (direct drive). DD
mode is commonly used.

3 Technical Maintenance

Lens Maintenance
The lens surface is plated an anti-reflection coating. The dust, oil
and finger print, etc. w ill cause scratch, mildewed and
performance degraded. Please refer to the following method to
clean the lens.
Handling dust

Use oil free soft brush or blowing dust ball to clean the dust.
Handling o il

Steps:
1. Wipe off the water-drop or oil by soft cloth and dry the lens.
2. Use oil free cotton cloth or lens clean paper to wipe the lens
from center to outside with alcohol or detergent.
3. Change the cloth to wipe the lens until the lens is clean.
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