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Thermal
protector
When
the
temperature
inside
the
projector
becomes
abnormally
high,
the
LED
indicator
flashes
red
(0.5
seconds
on/0.5
seconds
off)
the
Standby
indicator
is
a
steady
red,
and
at
the
same
time
the
temperature
protector
operates
and
switches
off
the
power
of
the
projector.
If
this
happens,
please
follow
the
steps
below:
1.
Switch
off
the
power
and
disconnected
the
power
plug
from
the
wall
outlet.
2.
Check
the
temperature
of
the
room.
If
the
projector
is
being
used
in
a
location
with
a
high
ambient
temperature,
set
it
up
in
a
cooler
location.
3.
Check
the
vent
openings
to
make
sure
that
they
are
all
clear.
Clean
the
vent
openings
if
they
are
obstructed.
4.
Wait
at
least
1
hour
until
the
temperature
of
the
projector
drops,
then
plug
it
in
again.
5.
If
you
are
still
having
the
same
problem,
please
contact
your
retailer.
B-4
IBM
M400
PROJECTOR:
User’s
Guide