Korg Wavestation - Keyboard and Aftertouch Test; A;D Converter Test

OUT-1
8.5
-
15.0V
494Hz
OUT-2
8.5
-
15.0V
415Hz
OUT-3
9.5
-
16.0V
311Hz
OUT-4
9.5
-
16.0V
247Hz
PH-L
8.5
~
15.0V
554Hz
PH-R
8.5
-
15.0V
622Hz
((
TEST 6
:
KEYBOARD
& AFTERTOUCH
TEST
»
1.
Press the key
indicated in
the LCD
with
appropriate
pressure
one by
one.
( Between 20 and
100 of
the velosity
value
is the
appropriate
pressure. )
Once the designated
key
is pressed
with
appropriate
pressure,
the
key
to be
pressed
next
is
indicated in
the LCD.
When
the
other
key
is
pressed
or
the
pressure
is
not
appropriate,
this
test
does
not
proceed
to the
next key. (
In
this
case
there
is no
sound,
either.
)
2-
After 'the test
of all
the
keys is
finished,
the
test
proceeds
to
the
AFTER-
TOUCH
TEST.
Confirm
that
the
value of
after touch
changes
smoothly
when a
key
is
pressed
and
that
the
value becomes
127
when it
is
pressed
strongly.
If
this
test
is N. G-
,
check the key
contact
P. C
B. and
the
circuit
of SCAN
(
M37450M4
)
If this test is
O.K.,
press MARK/JUMP
Sf
to
proceed to
TEST
7
A/D
CONVERTER
TEST-
«
TEST
7
:
A/D CONVERTER
TEST
»
1.
Confirm that the
value
of
Vector Position
is
indicated in
the LCD and
that
the
value changes
smoothly by the
operation of
the
Vector Position.
Also, confirm
that X
Value
=
when
the
Vector
Position
is pushed down
to
the
A
side,
X
Value
=255
when
it is
pushed
down to the B
side, Y Value
=
when it
is
pushed
down to
the
C
side
and that
Y
Value
=
255 when it is
pushed
down to
the D
side.
If this
test
is O.K.,
press MARK/JUMP
Sff
to
proceed to the
next.
2-
Confirm
that
the
values
of Wheels
are
indicated in the
LCD and that each
value changes smoothly
when Mod- and
Pitch
are
operated. Also, confirm
the
value of pitch
Wheel
changes within
the range
of
~
225, it becomes
128
at the middle point
and
that the value
of Mod-
Wheel
changes within
the
range
of
~
127.
If this
test is
O.K.
.
press
MARK/
JUMP
SW to
proceed to
the next.
35