Canon VIXIA HG21 Instruction Manual page 117

Use the camcorder within its
operating temperature range. If the
camcorder's temperature becomes
too hot or too cold, recording!
playback may stop in order to prevent
hard disk damage. In such case, a
warning will appear on the screen.
Do not use the camcorder at high
altitudes. To prevent hard disk
damage, do not turn on or use the
camcorder at altitudes higher than
3,000 m (9,800 ft.) above sea level or
in other places with low atmospheric
pressure.
Initialize the hard disk when movies
cannot be recorded/played back
normaHyo As movies are recorded
and deleted over time, hard disk
fragmentation may occur, which may
reduce performance. Initialize the
hard disk should this happen (_ 33).
When you initialize the hard disk, all
recordings will be erased. Before
doing so, back up important
recordings using an external device.
Do not carry the camcorder by the
LCD panel or the viewfinder (C[_
only/). Be careful when closing the
LCD panel.
Do not leave the camcorder in places
subject to high temperatures (like the
inside of a car under direct sunlight),
or high humidity.
Do not use the camcorder near strong
electromagnetic fields such as above
TVs, near plasma TVs or mobile
phones.
Do not point the lens or viewfinder
(_ only) at strong light sources.
Do not leave the camcorder pointed
at a bright subject.
Do not use or store the camcorder in
dusty or sandy places. The
camcorder is not waterproof - avoid
also water, mud or salt. If any of the
above should get into the camcorder
it may damage the camcorder and!or
the lens.
Be careful of heat generated by
lighting equipment.
Do not disassemble the camcorder. If
the camcorder does not function
properly, consult qualified service
personnel.
Handle the camcorder with care. Do
not subject the camcorder to shocks
or vibrations as this may cause
damage.
When mounting the camcorder on a
tripod, make sure that the tripod's
fastening screw is shorter than
5.5 mm (0.2 in.). Using other tripods
may damage the camcorder.
5.5 mm
When recording movies, try to get a
calm, stable picture.
Excessive camcorder movement while
shooting and extensive use of fast
zooms and panning can result in jittery
scenes. In extreme cases, the playback
of such scenes may result in visually
induced motion sickness. If you
experience such a reaction, immediately
stop the playback and take a rest break
as necessary.
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