Cleaning the projector, Cleaning the lens, Cleaning the case – Lenovo M500 User Manual
Page 49: Cleaning, Projector, Lens, Case
4.
Press
the
up
or
down
cursor
button
or
the
Enter
button.
A
message
screen
appears.
5.
Using
the
remote,
press
the
cursor
buttons
in
this
order:
down,
up,
left,
right.
The
Status
menu
displays
the
Lamp
Hours
reset
to
zero.
Cleaning
the
projector
Cleaning
the
projector
to
remove
dust
and
grime
will
help
ensure
trouble-free
operation.
Attention:
Be
sure
to
turn
off
and
unplug
the
projector
at
least
an
hour
before
cleaning.
Use
only
a
dampened
cloth
when
cleaning.
Do
not
allow
water
to
enter
the
ventilation
openings
on
the
projector.
If
any
water
gets
into
the
projector
interior
while
cleaning,
leave
unplugged
in
a
well-ventilated
room
for
several
hours
before
using.
If
a
lot
of
water
gets
into
the
projector
interior
when
cleaning,
have
the
projector
serviced.
Cleaning
the
lens
You
can
purchase
optic
lens
cleaner
from
most
camera
stores.
Refer
to
the
following
to
clean
the
projector
lens.
1.
Apply
a
little
optic
lens
cleaner
to
a
clean
soft
cloth.
(Do
not
apply
the
cleaner
directly
to
the
lens.)
2.
Lightly
wipe
the
lens
in
a
circular
motion.
Attention:
Do
not
use
abrasive
cleaners
or
solvents.
To
prevent
discoloration
or
fading,
avoid
getting
cleaner
on
the
projector
case.
Cleaning
the
case
Refer
to
the
following
to
clean
the
projector
case.
1.
Wipe
off
dust
with
a
clean
dampened
cloth.
2.
Moisten
the
cloth
with
warm
water
and
mild
detergent
(such
as
used
to
wash
dishes),
and
then
wipe
the
case.
3.
Rinse
all
detergent
from
the
cloth
and
wipe
the
projector
again.
Attention:
To
prevent
discoloration
or
fading
of
the
case,
do
not
use
abrasive
alcohol-based
cleaners.
Appendix
A.
Maintenance
A-3