Casio SA-5000 Service Manual page 83

A B C
Main
CN7
1
B4P-SHF-1AA
1
KBCLK
2
KBDATA
2 D18
151500
18
3
B3B-XH-A
CN15
R26
VCC
47 1/4 W
C26
Not mounted
47 ˚ F/16 V
4
Main CN7 VCC
L2
4
VCC
CORE
(+5 V)
C27
5
18 ˚ F/15 V
L3
3
CORE
6
U14C
6
74LS07
U14D
8
74LS07
7
8
9
VCC
CN2
R46 10K
R47
L6
100 uH
10K
5
CLOCK
3
1 DATA
2
L4
10
L7
4
100 uH
5
CORE
K/B C34
10 ˚ /16 V
L5
CORE
B6P-SFH-1AA
A B C
D E F G
VCC VCC VCC
OFF:BCR
C30 14 ON:K/B
R58 R57 0.1 ˚
10K 10K
U14R
7 L9
10 11
U14B
74LS07
2 1
74LS07
VCC
P25
18K
C24 C35
˚ /16 V 0.1 ˚
C29
100P
P47
P46
P45
P44
P43
U15
VCC
J1
25
P42/INT0
26
CNV55
27
J2 RESET
P41 28
P41/E
P40 29
P40
30
XIN
31
C28
XOUT
32
VSS
22pF
D7 33
P27/DB7
D6 34
P26/DB6
D5 35
Y1
P25/DB5
D4 36
P24/DB4
D3 37
P23/DB3
D2 38
P22/DB2
D1 39
P21/DB1
D0 40
P20/DB0
10.000 MHz
C25
22pF AT-51
5 P40
9 P41
VCC
V8
A12 1 15
A Y0
A13 2 14
B Y1
A14 3
13
C Y2
12
Y3
11
Y4
6 10
G1 Y5
A15 4
9
G2A
Y6
5 7
G2B Y7
VCC
74HC138
16
C36
0.1 ˚
8
P45
P43
U14E
4 3
P44
U14F
74LS07
12 13 P45
74LS07
D E F G
H I J
B2B-XH-A
CN19
L8
2 1
VCC
PC K/B,BCR
R39 47K
Select SW
R38 47K
R37 47K
R36 47K
S1
R24
P64
1 8
P65
2 7
10K P66
3 6
P67
4 5
C23
Short PAD
0.01 ˚
VCC
C32
VCC
10 ˚ F/16 V
C31
0.1
U5
C33
0.1 ˚ F 0
1
2
3
4
80
P63/AN3 5
79 P64 23
P64/AN5 A 6
22
78 P65
P65/AN5 7
B
P66 21
77
P66/AN6 C 8
P67 20
76
P67/AN7 D 9
75
10
AV55
74
VREF 11
73
VCC 12
72 P80 13
P80
18
71 P81
G1 14
P81
19
70 P82
P82 G2 15
69 P83
P83
74HC154
68 P84
P84
67 P85
P85
66 P86
P86
65 P87
P87
M38062M3-238FP
VCC
L1
CORE
U7
47K D0 D0 9
8 A0
D0
VCC A0
47K D1 D1 10 7 A1
D1 A1
11
47K D2 D2 6 A2
D2 A2
D3 D3 13
47K 5 A3
D3
A3
47K D4 D4 14
4 A4
D4
A4
47K D5 D5 15 3 A5
D5 A5
16
47K D6 D6 2 A6
D6 A6
D7 D7 17
47K 1 A7
D7
A7
23 A8
RA1 47K × 8
A8
21 22 A9
WE A9
20
19 A10
OF A10
18
CE
VCC
C 24
C37
BR6216B-10LL
0.1 ˚
100P 12
U25
A0
D0 11 10
D0 A0
D1 12 A1
9
D1 A1
D2 13 8 A2
D2
A2
D3 15 7 A3
D3 A3
A4
D4 16 6
D4 A4
D5 17 A5
5
D5 A5
D6 18 4 A6
D6
A6
D7 19 3 A7
D7 A7
A8
25
A8
A9
24
A9
21 A10
A10
23 A11
A11
VCC A12
2
A12
A13
26
U13F A13
27 A14
5 6
A14
20
CF
22 VCC
OE
74HCB4 1
VPP 28
C38
C
0.1 ˚
14
27C255 (IC Socket)
100P
R15
Name:
H I J
— 81 —
K L M
VP
U9
P80 8
IN1
P81 7
IN2
P82 6
IN3
P83 5
IN4
4
P84
IN5
3
P85
IN6
P86 2
IN7
P87DP 1
IN8
9
VS GND
M54564P
U18
P38 8
IN1
P31 7
IN2
6
IN3
5
IN4
4
IN5
3
IN6
2
IN7
1
IN8
9
VS
GND
M54564P
U11
8
IN1
7
IN2
6
IN3
5
IN4
4
IN5
3
IN6
2
IN7
1
IN8
9
VS GND
M54564P
8 10 12 4 2 8 10 6 12 4 2
U13E U12A
74HCB04
9 11 13 3 1 9 11 5 13 3 1
MA700 × 16
1
2
3
4
5
6
7
8
9 D10
10 D11
11 D12
12 D13
13 D14
14 D15
15 D16
16 D17
P70 P70
P71
P71
P72 P72
P73 P73
VCC
P74
P74
P75 P75
P76 P76
P77 P77
RA2 10K × 8
MA700 × 4
D22
D23
CA1
100P × 8
D24
D25
R35
VCC
47K
D0
D1
D2
D3
D4
D5
D6
D7
R0
R44 47K INT2 INT2
VCC
R43 47K INT3 INT3
R42 47K INT4 INT4
RESETOUT#
RD#
WR#
CLOCKOUT
Board No.
SA-5000/5100 KEYBOARD CONTROLLER (1/3)
K L M
N O P
1
VF1
11
01
12
02
13
03
CN6
14
04 1
15
05 2
16
06 3
17
07 4
18
5
08
B12B-XH-A
10
6
7
8
9
11
01 10 2
12
11
02
13
03 12
14 VFD
04
15
05
16
06
17
07
18
08
10
1
2
11 8G
01 3
12 7G
02 4
13 6G
5
03
14 5G 3
6
04
15 4G
7
05
16 3G
06 8
CN12
17 2G
07 9
18 1G
08 10
10
11
B11B-XH-A
VF2
4
CN1
D2
1
D3
2
D4
3
D5
4
D6
5
D7
6
D8
7
D9
8
9
10
11
12
Key
13
5
14 Board
15 B24P-SHF-1AA
16
17
18
19
20
21
22
23
24
CON24
6
8
1 CN3
2
Controll
3
Lock
4
5
B9P-SHF-1AA
6
7
9
CON8
D38
HA700
CN4
1
2
7
Clerk Key
3
4
5
B5P-SHF-1AA
CON5
VCC
1
2
CN5
3
MSR
4
5 BTK-24P-2S-H
8
6
7
9
10
11
12
13
14
15
16
17
18
19
9
20
21
22
23
24
CON24
10
Drawing No.
EBL-0317
N O P