9.
Pull
the
plug
out
of
the
socket
before
cleaning
the
unit.
Use
a
piece
of
wet
cloth
for
cleaning.
Please
do
not
use
detergents
or
sprays,
which
will
cause
the
liquid
enter
into
the
inside
unit
and
cause
unit
damage,
fire
hazard
or
electric
shock.
This
kind
of
liquid
will
also
damage
the
surface
of
the
unit.
10.
Please
do
no
repair
the
unit
by
yourself.
11.
If
there
is
Dirt
or
Friction
on
the
Lens,
It
will
impair
sound,
or
even
make
it
no
sound
when
disc
playing.
12.
A
minimum
distance
of
15
cm
must
be
maintained
around
the
device
to
ensure
sufficient
ventilation.
13.
Allow
a
good
ventilation
of
the
unit.
The
ventilation
should
not
be
impeded
by
covering
the
ventilation
openings
with
objects
such
as
newspapers,
tablecloths,
curtains,
etc.
Do
not
install
on
a
thick
carpet,
or
install
it
in
a
place
with
poor
air
circulation.
OPERATION
AND
MAINTENANCE
OF
CD
DISCS
◇
Please
take
out
the
disc
by
holding
the
brim
of
the
discs
as
below,
please
try
to
not
touch
the
shinning
side
of
the
disc
(Data
Storage
Side)
◇
Please
don’t
attach
any
labels
on
the
side
of
the
disc.
Do
not
scratch
the
surface
of
the
disc.
◇
When
the
disc
is
being
played,
the
rotate
speed
will
be
very
high.
Please
do
not
use
any
damaged,
scratched,
cracked
or
bent
discs
to
avoid
causing
unit
damaged.
◇
Fingerprints
or
Dirt
on
a
disc
will
impair
the
reflective
light
of
the
disc
and
will
affect
the
signal’s
quality
directly.
The
poorer
the
signal’s
quality
is,
the
poorer
the
playing
effect
is.
Please
use
the
soft
cloth
to
wipe
the
disc
from
the
disc
center
towards
the
outside
direction.
Содержание CH21 E
Страница 33: ......
