5
I.Use
Instructions
for
All
‐
in
‐
one
Multimedia
Whiteboard
Teaching
Machine
Important
information
The
electric
supply
is
100V~240V
voltage.
The
power
in
classroom
has
a
reliable
grounding.
It
is
prohibited
to
cut
power
of
the
device
when
it
is
in
the
process
of
staring
‐
up
or
shutdown,
which
will
bring
serious
impact
to
the
projector
and
even
lead
to
its
bulb
broken.
This device is in compliance with the essential requirements and other relevant provisions of Directive 1999/5/EC.
Don’t
use
device
in temperatures lower-20 ºC and higher than 45ºC
Important
prompt
It
is
not
allowed
to
use
colorful
pan
like
marker
to
write
on
the
whiteboard.
The
whiteboard
can
be
wiped
with
a
wet
clean
cloth,
but,
do
pay
attention
to
prevent
water
permeating
from
the
fraction
of
whiteboard
frame
into
inside.
Please
do
not
move
the
electrified
device.
Please
keep
the
device
away
from
heat
source.
Please
do
not
use
the
device
in
a
humid
environment.
Avoid
the
possible
electric
shock.
Please
do
not
connect
or
disconnect
any
cable
or
repair
or
re
‐
configure
during
lightning
storm.
Do
not
use
the
device
during
lightning
storm.
Do
not
stuff
matters
into
the
vent
or
the
opening
hole
of
the
device,
otherwise
it
may
lead
to
fire
or
electric
shock
due
to
short
‐
circuit
of
the
inner
components.
It
is
prohibited
to
open
or
close
the
cover
of
the
projector
reflector
lens
by
force,
or
else
it
may
cause
fault.
When
plugging
an
external
memory
device
of
USB
drive,
please
keep
the
external
device
clean.
If
it
is
infected
by
Trojan
or
worm,
it
will
slow
down
the
system
operating
speed.
The
product
parameters
in
this
instruction
are
subject
to
the
product.
The
information
in
this
instruction
is
subject
to
change
without
notice.
Special
remarks:
It
is
prohibited
to
press
or
put
overweight
items
on
the
booth
after
the
video
booth
unfolds.
The
object
put
on
should
not
be
heavier
than
0.5kg.
