18
MK20HD PLUS / MK20W
English
Operating temperature range
Avoid using the unit in cold locations where
the temperature drops below 0°C (32°F) or
hot locations where the temperature rises
above 50°C (122°F) since these temperatures
downgrade the picture quality and adversely
affect the internal parts.
Turn off the power before connecting or
disconnecting the cables.
Always be sure to turn off the power before
connecting or disconnecting the cables.
Handle the unit carefully
Do not drop the unit or subject it to strong
impact or vibration. Doing so may cause the
unit to malfunction.
When the unit is not in use
Turn off the unit’s power when it is not in use.
When the unit is no longer going to be used, do
not leave it lying around, but be absolutely sure
to dispose of it properly.
Do not touch the optical system parts
The optical system parts are the very heart of
the camera.
Under no circumstances must they be touched.
In the unlikely event that they have become
dusty, remove the dust by using a camera
blower or by wiping them gently with a lens
cleaning paper.
Do not point the camera directly at the sun or
a laser beam no matter it is turned on or no
t
Taking images of the sun, laser beams, or other
brightly lit subjects for prolonged periods of time
may damage the CMOS sensor.
Personal computer used
If the same image is displayed for a prolonged
period on a PC monitor, the monitor may
be damaged. Use of a screen saver is
recommended.
Do not allow foreign matter to make contact
with the rotating parts
Otherwise, damage may be caused.
Maintenance
Turn off the unit’s power before proceeding
with maintenance. Otherwise, you may injure
yourself.
Wipe the surfaces using a soft dry cloth. Avoid
all contact with benzene, paint thinners and
other volatile substances, and avoid using
these substances. Otherwise, the casing may
become discolored.
Do not turn the camera head by hand
Turning the camera head by hand may cause
the unit to malfunction.
Use the unit in an environment with minimal
moisture and dust
Avoid using the unit in an environment with
high concentration of moisture or dust. These
conditions will damage delicate internal parts.
Disposal of the unit
When the unit has reached the end of its service
life and is to be disposed of, ask a qualified
contractor to dispose of the unit properly in
order to protect the environment.
