Speco Technologies DNR Bullet Day/Night Weather-proof Camera VL7038IRVF - Manual (Page 3)

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Precautions
Do not install the camera in
extreme temperature conditions. Do not touch the front lens of the
camera.
Never keep the camera pointed
directly at strong light. Do not expose the camera to
radioactivity.
Do not install the camera under
unstable lighting conditions.
Do not drop the camera or subject
it to physical shocks.
Only use the camera under conditions
where temperatures are between
-10°C and +50°C. Be especially careful to provide
ventilation when operating under high
temperatures. This is one of the most important parts of the
camera. Be careful not to leave
fingerprints on the lens cover.
It can cause malfunctions to occur. If exposed to radioactivity the CCD
will fail.
Severe lighting change or flicker can
cause the camera to work improperly.
Housing damage can compromise
wheatherproof ratings.
NOTE
* If the camera is exposed to spotlight or object reflecting strong light,
smear or blooming may occur.
* please check that the power satisfies the normal specification before
connecting the camera.