— 3 —
0
I
K
1
I
K
2
I
K
3
I
K
4
I
K
5
I
K
6
I
K
7
I
K
0
O
K
)
1
C
K
(
0
1
2
C
2
#
C
2
D
2
#
D
2
E
2
F
1
O
K
)
2
C
K
(
2
3
2
#
F
2
G
2
#
G
2
A
2
#
A
2
B
2
O
K
)
3
C
K
(
4
5
3
C
3
#
C
3
D
3
#
D
3
E
3
F
3
O
K
)
4
C
K
(
6
7
3
#
F
3
G
3
#
G
3
A
3
#
A
3
B
4
O
K
)
5
C
K
(
8
9
4
C
4
#
C
4
D
4
#
D
4
E
4
F
5
O
K
)
6
C
K
(
e
n
o
T
m
h
t
y
h
R
4
#
F
4
G
4
#
G
4
A
4
#
A
4
B
6
O
K
)
7
C
K
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p
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T
p
U
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p
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w
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D
5
C
5
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C
5
D
5
#
D
5
E
5
F
7
O
K
)
8
C
K
(
/
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r
a
t
S
p
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t
S
n
I
-
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i
F
5
#
F
5
G
5
#
G
5
A
5
#
A
5
B
8
O
K
)
9
C
K
(
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m
e
D
6
C
.
p
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c
c
A
1
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)
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.
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c
A
2
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.
p
m
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c
A
3
e
m
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.
p
m
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c
c
A
4
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)
x
a
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(
9
O
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F
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N
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r
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g
n
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F
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I
S
A
C
d
r
o
h
C
CIRCUIT DESCRIPTION
Key and Switch Matrix
Nomenclature of Keys
F#3 G#3 A#3
C#4 D#4
F#4 G#4 A#4
C#5 D#5
F#5 G#5 A#5
F3
G3
A3
B3
C4
D4
E4
F4
G4
A4
B4
C5
D5
E5
F5
G5
A5
B5
C6
D#3
C#3
A#2
G#2
F#2
D#2
C#2
C2
D2
E2
F2
G2
A2
B2
C3
D3
E3