Maintenance Manual
CHECK
2.
Check
of
the
built-in
speaker
SCREEN
2
Remove
the
heaaphone pin
and
perform
the
same
manner
as
the
check 1.
(Check
in
the
slant
direction
canceled.)
Move
the
sound volwne
to
the
maximum
and
minimum
and
check
if
the
sound
is
inter
locked and
the
volume
sound
is
smooth.
If
there
is
no
problem in
the
above
check, switch
to
the
next screen.
( Press
START)
*
At
this
point,
check
if
there
is
any
abnormality in
the
qperation
of
the
START
button
or
in
the
click
feeling.
CHECK
3.
Check
of
brightness ( Contrast )
Move
the
brightness
volume
to
the
maximum
and
minimum
and check
if
the
light
volume
is
interlocked
to
the
movement
and
if
there
is
any
light
unevenness,
LCD
stain,
damage,
spots,
etc.
At
this
point,
press
the
pad
and buttons
the
respective
colors
and
LCD
(spot,dust,
difference
defects,
etc.
)
1.
Red.
2.
Yellow
1+2.
Black
If
there
is
no
problem.in
the
above check,
switch
to
the
next screen. (
Press
START
)
Upper:
Green
Lower:
Green
Left:
Pur-ple
Right: Pink
SCREEN
3
If
there
is
no
problem
in
the
above check,
switch
to
the
next screen. (
Press
START
)
CHECK
4. Color check
<D
Vertical
color
patterns
appear.
Check
if
the
hues
are
no.nnal,
or
if
there
is
any
LCD
stain,
SCI"atch.
and
spot
etc.