Korg PA3X Service Manual page 72

J1-1
RA1-D
KEYB_RX
J1-2
J1-3
+5V
RA1-C
KEYB_TX
J1-4
L11
J1-5
C40
N.U.
RA1-B
J1-7
RA1-A
AT_ADJ_1
J1-10
R1
SYSRES
J1-9
J1-8
J1-6
C56
100p
R18
150E
NEW CIRCUIT IC6-A
2 R22
-
1
+5V
3
+
1K
+5V
R17
CN4-1
CN4-2 2K2
CN4-3
C58
CN4-4 GND
GND
10u
GND
+5V
X5
16MHz
10p 10p
IC4
NKS3
2
1
XTAL RESET
10
RXT0 KEYB_TX
3 11
+5V EXTAL TXD0 KEYB_RX
9
SCK
4 80
MD1 TPSEL3
5 79
MD0 TPSEL2
6 78
NMI TPSEL1
7 77
STBY A/DSEL
47 76
VCC2 TPGATE
8 75
VCC1 SREQ
29 74
+5V
AVCC SRDY
100n 100n
38 37
AVSS AN7
73 36
VSS3 AN6
56 35 R23
100n
VSS2 AN5
12 34 N.U.
VSS1 AN4
33
AN3
32
AN2
31
AN1
30
AN0
46
R21
P47
45 13
P46 P97
44 14
P45 P96
43 15
P44 P95
42 16
P43 P94
41 17
P42 P93
40 18
P41 P92
39 19
P40 P91
20
P90
48 28
P27 P27 P67
49 27
P26 P26 P66
50 26
P25 P25 P65
51 25
P24 P24 P64
52 24
P23 P63
53 23
P22 P62
54 22
P21 P61
55 21
P20 P60
57 72
P17 P37
58 71
P16 P36
59 70
P15 P35
60 69
P14 P34
61 68
P13 P33
62 67
P12 P32
63 66
P11 P31
64 65
P10 P30
x22
C57
100p
R20
N.U.
100K
R19
22K VR1
IC6-B
6 R2
-
7
5
+
1K
R16
AT_ADJ_1
18K
(V=0/3.3V)
C54
100n
+5V
IC5
4
VCC
2 3 SYSRES
RESET MR
1
GND
MAX811
P67
P66
P65
P64
P63
P62
P61
P60
P30
+5V
IC1
1 15
P24
A Y0
2 14
P25
B Y1
3 13
P26
C Y2
12
+5V Y3
6 11
G1 Y4
P27 4 10
G2A Y5
P30 5 9
G2B Y6
7
Y7
16
VCC
8
GND
TC74HC138AFN
IC2
1 15
A Y0
2 14
B Y1
3 13
C Y2
12
Y3
6
11
G1 Y4
4 10
G2A Y5
+5V
5 9
G2B Y6
7
Y7
16
VCC
8
GND
TC74HC138AFN
IC3
1 15
A Y0
2 14
B Y1
3 13
C Y2
12
Y3
6
11
G1 Y4
4 10
G2A Y5
5 9
G2B Y6
7
Y7
16
+5V
VCC
8
GND
TC74HC138AFN
L6-A
MK05
BR05 L6-B
MK06 L7-A
L7-B
BR06
L8-A
MK07
L8-B
BR07
L9-A
MK08
L9-B
BR08
L10-D
MK09
BR09 L10-B
MK10 L10-A
L10-C
BR10
L9-C
P67
L9-D
P66
L8-C
P65
L8-D
P64
L7-C
P63
L7-D
P62
+5V
L6-C
P61
L6-D
P60
8
25V
IC6-C
10U
4
GND
L1-D
MK00
L1-B
BR00
L2-D
MK01
L2-B
BR01
MK02 L3-D
BR02 L3-B
L4-D
MK03
L4-B
BR03
MK00
MK01 L5-A
MK04
MK02
L5-C
MK03 BR04
MK04
L5-D
MK05
MK06
L5-B
MK07
L4-A
P67
L4-C
P66
L3-A
P65
L3-C
P64
L2-A
P63
BR00
BR01 L2-C
P62
BR02
L1-A
BR03
P61
BR04
L1-C
BR05
P60
BR06
BR07
MK08
MK09
MK10
BR08
BR09
BR10
DRAWN NO.
KID-A002160
DRAWN
CN1-16
CN1-14
CN1-12
CN1-10
CN1-8
CN1-6
CN1-4
CN1-2
CN1-1
CN1-3
CN1-5
CN1-7
CN1-9
CN1-11
CN1-13
CN1-15
MKK4
CN3-18
MKK4
CN2-16
BRR4
CN3-20
BRR4
CN2-14
MMK5
CN3-14
MMK5
CN2-12
BBR5
CN3-16
BBR5
CN2-10
MMK6
CN3-10
MMK6
CN2-8
BBR6
CN3-12
BBR6
CN2-6
MMK7
CN3-6
MMK7
CN2-4
BBR7
CN3-8
BBR7
CN2-2
MMK8
CN3-2
BBR8
CN3-4
MMK9
CN3-3
BBR9
CN3-1
T07 T07
CN3-5 CN2-1
T06 T06
CN3-7 CN2-3
T05 T05
CN2-5
CN3-9
T04 T04
CN2-7
CN3-11
TO3 TO3
CN3-13 CN2-9
T02 T02
CN3-15 CN2-11
T01 T01
CN3-17 CN2-13
T00 T00
CN3-19 CN2-15
TITLE
DATE
A.T.
21-11-2007
SIZE SHEET OF 1 SHEETS
1