52
7.
Circuit Diagrams and PWB Layouts
Keyboard Control Panel
4N10
IN11 B
3
IN12 B
3
IN1
3
B
3
IN14 B4
IN15 B4
A
A
RE
S
1N11 C2
C
B
1N10 A1
B
C
4
1
2
3
4
1N12 C
3
1N1
3
C
3
1N14 C4
1N15 C4
1N16 C4
6N10 B2
FN09 B1
2
3
4N10 B4
3
N16 B4
1
FN10 B1
1
2
2N10 B1
2N11 B2
3
N0
8
B1
3
N09 B2
3
N11 B2
3
N12 B
3
3
N1
3
B
3
3
N14 B
3
3
N15 B4
RE
S
RE
S
FN11 B1
FN12 B1
VOL-
ON / OFF
TO KEYBD
CH-
CH+
MENU
RE
S
VOL+
KEYBOARD CONTROL
3
4
5
6
1N16
S
KRE
1
2
1N12
S
KRE
6N10
BZX
38
4-C4V7
3
N12
1K5
FN12
2K2
3
N11
10R
3
N09
3
N0
8
10R
10n
2N11
1n0
2N10
FN09
IN14
IN15
IN11
IN12
FN11
3
N17
6
8
0R
IN1
3
1N10
BM04B-
S
R
SS
-TBT
1
2
FN10
3
N16
8
K2
S
KRE
1N1
3
1
2
1
2
1
2
S
KRE
1N15
S
KRE
1N11
1
2
S
KRE
1N14
1
8
K
3
N15
3
N1
3
3
K9
5K6
3
N14
INTERRUPT
KEYBOARD
E
E
3
1
3
9 12
3
6
3
2
3
.1
H_17650_050.ep
s
09010
8
Layout Keyboard Control Panel (Top Side)
3
1
3
9 12
3
6
3
2
3
.1
H_17650_051.ep
s
14010
8
3
1
3
9 12
3
6
3
2
3
.1
H_17650_052.ep
s
09010
8
1N10 I1
2N10 H1
2N11 H1
3
N0
8
H1
3
N09 H1
3
N11 H1
3
N12 G1
3
N1
3
H1
3
N14 D1
3
N15 A1
3
N16 B1
4N10 H1
6N10 I1
1N11 F1
1N12 H1
1N1
3
D1
1N14 A1
1N15 B1
1N16 J1