Alinking ALC-9451 Manuel d'utilisateur télécharger pdf (Page 16)

13. Remove the lens protection cover.

14. Remove the outer package of the

optical cover and align the optical

cover with the gap of the PTZ Dome

Camera. Close the cover and turn right

till secured. Finally, remove the

protection film and avoid fingerprints

on the cover.

Note: While installing, be careful not to scratch or leave fingerprints on the optical cover.

Gloves are recommended for installation. Dust may accumulate on the optical cover

after it is used for a period of time and affect the image quality. A high-pressure gas

spray can be used to remove the dust. If the dust accumulation is severe, remove the

optical cover, clean with water, dry and wipe it carefully with a wiper (optical lens

wiper). It is not allowed to use any harsh solvents to clean the optical cover. A new

replacement is available if the optical cover is damaged to affect the image quality.

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Alinking ALC-9451 Manuel d'utilisateur Page 16