Akai AJ-P4270R Service Manual Page 7

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Page view 6
III.
CONTROLS
LFO
PARAMETER
SET-UP
KNOBS
DEPTH:
Sets
the
modulation
intensity
SPEED:
Sets
the
modulation
frequency.
DELAY:
Sets
the
amount
of
time
for
the
modulation
to
start after
pressing
a
Key.
LFO
SELECT
BUTTON
and
INDICATORS-
To
select
destinations
of
LFO
effect.
LFO
WAVEFORM
SELECT
BUTTON
and
IN
DICATORS
CHORUS
(1/2/OFF)
SELECT
-
BUTTON
and
INDICATORS
To
select
chorus
effects
or
off
ARPEGGIO
MODE
SELECT
BUTTONS
and
INDICATORS
MODE:
To
Select
'UP*,
DOWN',
UP
and
DOWN'.
HOLD:
To
Hotd
an
arpeggiated
figure.
ON/OFF:
To
turn
on
or
off
the
arpeggiation
effect
or
function.
In
whole
mode,
the
entire
keyboard
is
arpeggiated.
In
0-6
Split
mode,
arpeggiation
af
fects
the
upper
split
only.
In
2-4.
4-2
and 6-0
split
modes,
arpeggia
tion
affects
the
lower
split
only.
OCTAVE
SELECT
BUTTON
and
INDICA
TORS
To
set
the
basic
octave
range
of
the
key
board
between
2'
(highest
range)
and
32'
(lowest
range).
VCO
PARAMETER
SET-UP
KNOBS
PJLSE
WIDTH:
Acts
tike
a
tone
control
that
changes
the
timbre
of
each
waveform.
SEED:
Controls
an
LFO
frequency
that
changes
the
width
automatically
E
DEPTH:
AVCO)
-
B
(NOISE/SAMPLER)
EUANCE
CONTROL
KNOB
v:f
parameter
setup
knobs
GTT
OFF
FREQ:
To
Set
a
cut
off
frequency
oftheVCF(LPF).
RESONANCE:
To
boosts
the
Amplitude
of
frequencies
near
the cut
off
frequency
setting.
ICY
FOLLOW: To
change
the
cut
off
fre
quency
according
to
the
key
played
(higher
or
lower
note)
to
maintain
the
same
timbre.
CO
MOD:
To
produce
musically
useful
timbre
shifts.
I-PF:
To
set
a
cut
off
frequency
of
the
high
pass
filter.
ARPEGGIO
SPEED
CONTROL
KNOB
MASTER
LEVEL
CONTROL
SPUT
BALANCE
LEVEL
CONTROL
UNISON
MODE
SELECT
BUTTON
and
INDICATORS
AUTO
TUNE
BUTTON-
WHEEL
UPPER/LOWER
SELECT
BUTTON
and
INDICATORS
EG
POLARITY
SELECT
BUTTON
and
IN
DICATORS
EG ASSIGNMENT/SELECTION
BUTTONS
and
INDICATORS
EG
PARAMETER
SET-UP
KNOBS
ATTCK:
DECAY:
SUSTAIN:
RELEASE:
NOISE
and
SAMPLE!
I
INPUT
CONTROL
BUTTONS
NUMERIC
DISPLAY
SPLIT
MODE
ON/OFF
BUTTON
VCO
WAVEFORM
SELECT
BUTTON
and
INDICATORS
PINCH
BEND
DEPTH
CONTROL
KNOB
Sets
the
amount
of
pitch
change.
PITCH
BEND
WHEEL
To
change
the
pitch
CUT
OFF
FREQUENCY
CONTROL
KNOB
MODULATION
WHEEL
The
modulation
wheel
has
no
effect
when
it
rotated
to
"MINI"
direction,
add
modulation
when
it
rotated
to
"MAX"
direction.
Sets
the
amount
of
time
(T1).
Sets
the
amount
of
time
(T2).
Sets
the
level.
Sets
the
amount
of
time
(T3)
after
a
key
is
released.
DEPTH
LEVEL:
Sets
the
overall
amplitude
of
the
maximum
deflection
and
also
the
sustain
level.
PROGRAM
SELECT
BUTTON
To
select
the
Bank
and
Preset
Number.
To
Select
Tape
Interface.
To
Sets
MIDI
channels.
To
Sets
and
Select
Split
preset
SPUT
MODE
SELECT
BUTTON
and
INDI
CATORS
COMPERE/EDIT
RECAUJKEY
TRANS
SELECT
BUTTONS
and
INDICATORS
-
WRITE
BUTTON
-
CASSETTE
INTERFACE
SELECT
BUTTON
Fig.
3-1
-SERVICE
MANUAL-
Page view 6
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