Korg Mono/Poly - MODULATION AND EFFECTS; Modulation Generators (MG-1;MG-2)

Adjust
VR 1 1
if
necessary.
After
check,
set
KBD
TRACK to
0,
and
HOLD
to
OFF.
10. VCA EG
check.
Set
RESONANCE to 10,
CUTOFF
to 10.
Following
chart below, play
keys and check VCA EG
operation by
ear.
A
D S
R
KEY
Desired
value
3
ON
«s
2,4msec
10
*?
1 3sec
3
ON
^
10msec
10
*i
25sec
10
ON
*0V
*5V
10 3
ON=>OFF
*?
10.2msec
10
10
*?
25sec
11.
Wheel
check
and
adjustment
EFFECT
SW,
WHEEL SW pitch
deviation adjust-
ment
Set
all VCO
OCTAVE selectors to
16',
WAVE-
FORM
to
,
A
#
4 key on
HOLD. Connect
WT-12
(METER, OCT
M,
A
#
)
to SIG OUT
and adjust to
obtain
cent
reading.
1)
With
VC01
LEVEL at
10,
EFFECT MODE SW
at
SYNC,
SINGLE, switch
EFFECT
SW
ON and
OFF
and
confirm
WT-12
meter indication change
of
within
2)
With VCOI
LEVEL
at
10
and EFFECT SW
off,
change
BEND SW between
VC01/SLAVE, PITCH,
and
VCF positions
and
confirm ±1cent
WT-12
reading.
Adjust KLM-353
VR-4 if necessary.
3)
With the same
settings as 2)
above, change
MG
switch position
and confirm
same
±1
cent
reading.
Adjust KLM-353
VR-5 if necessary.
After check,
turn
VCO 1
LEVEL back to
,
4)
VC02
LEVEL
to 10,
turn
TUNE knob to
obtain
Ocent
Set
EFFECT MODE
SW to
X-MOD, SINGLE,
X-MOD INT
to
0,
then
turn
EFFECT SW ON and
OFF and check amount
of
change
in tuner indi-
cation.
*
5)
Perform
step 4)
for VC03 and VC04 in
the
same
way.
6)
Select VCO exhibiting the
greatest variation and
adjust
VR-15 (KLM-354) to
minimize
change when
EFFECT SW
is turned on and
off.
Due
to
circuit modification,
please
make
adjustment
according to
following
measures
on
the MP-4
after
MAY
production.
[KLM-355]
1 NOISE GAIN
check
and adjustment.
Set VC01
,
2, 3,
4
to
Set NOISE LEVEL
to 10
and confirm
noise
level
3.0
-
5.0 V P-P
If necessary,
adjust VR20
After
check, turn NOISE
LEVEL
back
to
0.
2 VCF
VCA
check
and adjustment
Set
VCOI,
2, 3,
4
to
FC to
10
RESONANCE
to
VCAEG
A to
0,
D to
0,
S
to
0,
R to
0.
Play any
single key and
confirm
noise
level
n
i
i
i
Key
ON
Key
OFF
A: Less
than
100mV
B: Less than
10mV
If necessary adjust
VR1 1 to minimum for
A
according
to. above modification.
We don't need
VCF KBD
TRACK
adjustment
(Regarding to
VR1
1}
22