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Roland VS-1680 - Page 19

Roland VS-1680
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Sep, 1998
VS-1680
19
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
29 30 31 32 33 34 35 36 37 38 39 40 41 42
V
W
X
Y
Z
10000/6.3V
C108
+
R95
0.1(2W)
B4B-XH-A
CN3
4
3
2
1
after 2Lot.
This Circuit is
VCC
10K
R69
C10
100/6.3V(ECEV)
+
-15V
C107
0.1
R89
22K
0.1
C106
FL5 N2012Z-121
FL4 N2012Z-121
N2012Z-121FL3
FL2 N2012Z-121
C11 100/6.3V(ECEV)
+
C12
220/16V(HW)
+
22KR85
22KR86
R87 22K
22KR88
R76
0
IC12
TC551001BFL-70L
NC1
A15
A14
A13
VSS
OE
CS2
A4
A2
A0
A3
A5
A6
A7
A8
A9
A10
A11
A1
D0
D1
D2
D3
D4
D5
D6
CS1
D7
WE
A16
VCCA12
432
229
21
22
20
19
18
17
15
14
13
11
25
23
26
27
5
6
7
9
12
10
8
30
24
16
28
3
31
1
IC10
TMS417809-60DZ
D7
A9
A0
A1
A2
A3
A4
A5
A6
A7
A8
D0
D1
D2
D3
D4
D5
D6
VCC_1
VCC_2
VSS_1
VSS_2
CAS
OE
RAS
WE
A10 NC
27
21
10
11
12
13
16
17
18
19
20
2
3
4
5
24
25
26
1
14
15
28
23
22
7
6
98
IC43
TC7W74FU
S
R
Q
QD
C
1
25
3
67
IC44
TC7WU04FU
35
IC44
TC7WU04FU
71
TC7W08FUIC45
6
5
3
TC7W08FUIC45
7
1
2
IC48
TC7W14FU
53
IC48
TC7W14FU
62
TC7W14FU
IC48
71
R71 22K
0.001
C104
0.1
C94
TC7SH32FU
IC61
4
2
1
VHC393
IC60
CK
QD
QC
QB
QA
CLR
12
11
10
9
8
13
VHC393
IC60
CK
QD
QC
QB
QA
CLR
1
6
5
4
3
2
TC7SH32FU
IC55
1
2
4
IC18
VHC393
CK
QD
QC
QB
QA
CLR
12
11
10
9
8
13
TC7SH00FU
IC58
1
2
4
VHC393
IC52
CK
QD
QC
QB
QA
CLR
13
8
9
10
11
12
TC7SH04FU
IC51
42
TC7SH04FU
IC50
24
VCC
GND
+5V
X1
MA-406(10MHZ)
14
VCC
C51
100/6.3V(ECEV)
+
C25
100/6.3V(ECEV)
+
C14
100/6.3V(ECEV)
+
100/6.3V(ECEV)
C6
+
4
8
IC3
UPC4062
+
-
3
2
1
ID1
ID10
ID10
ID0
ID15
ID14
ID1
ID13
ID2
ID12
ID3
ID11
ID4
ID7
ID[0:15]
ID8
ID6
ID9
ID5
ID15
ID12
ID11
ID9
ID8
ID0
ID3
ID7
ID6
ID5
ID4
ID13
ID14
ID2
BOARD_IN8
CN2
8
7
6
5
4
3
2
1
S
CP1
CP2
DISP
D0
D1
D2
D3
IC3
UPC4062
+
-
7
6
5
0.1
C1
IC4
M51953AFP
NC
NC
NC
NC
RESET
CD
VCC
G
8
3
2
1
4
7
5
6
0.001
C15
TO MIDI
VCC
VR1
EVUJF8FL3B54(50KB)
1
2
3
SS0
SS1
SS2
SS3
SSEN
LLCK
LS0
LS1
LS2
LS3
ADSC0
ADSC1
ADSC2
AN0
AN1
SELECT
MIDIOUT
GND
RESET
+5V
B6B-PH-K-S
CN1
1
2
3
4
5
6
MIDIIN
-15V
GND
+12V
+5V
GND
+5V
GND
+12V 12P
C40
A3
A2
A1
A21
A20
A19
A18
A17
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
A4
A3
A2
A1
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A20
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A19
A18
A17
A16
A15
A14
A13
A12
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A21
A21
A20
A19
A5
A4
A3
A2
A1
A0
A20
A0
A[0:21]
VDD
GND
C16
0.001
C17
0.001
0.001
C19
0.001
C18
0.001
C23
0.001
C24
C22
0.001
C21
0.001
C20
0.001
TO PANEL
VCC
GND
GND
+5V
+5V
C38
0.001
C37
0.001
0.001
C36
C34
0.001
VCC
10KX8
RA8
6
10
9
8
7
5
4
3
2
1
C35
0.001
0.001
C33
0.001
C32
0.001
C31
C30
0.001
TO PANEL
+5V
VCC
GND
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
CN5
B15B-PH-K-S
1
10
11
12
13
14
15
2
3
4
5
6
7
8
9
C26
0.001
C27
0.001
0.001
C28
0.001
C29
RA12
47X4
8
7
6
54
3
2
1
47X4
RA11
1
2
3
45
6
7
8
IC9
TMS417809-60DZ
D7
A9
A0
A1
A2
A3
A4
A5
A6
A7
A8
D0
D1
D2
D3
D4
D5
D6
VCC_1
VCC_2
VSS_1
VSS_2
CAS
OE
RAS
WE
A10 NC
89
6
7
22
23
28
15
14
1
26
25
24
5
4
3
2
20
19
18
17
16
13
12
11
10
21
27
C54
0.1
IC16
NCR53CF96-2
CLK
WR
SELO
SELI
SDOP
SDO7
SDO6
SDO5
SDO4
SDO3
SDO2
SDO1
SDO0
SDIP
SDI7
SDI6
SDI5
SDI4
SDI3
SDI2
SDI1
SDI0
RSTO
RSTI
REQO
REQI
RD
MSGIO
INT
I/OIO
DIFFM
DBWR
DACK
CS
C/DIO
BSYO
BSYI
ATNIO
ACKO
ACKI
VSS_9
VSS_8
VSS_7
VSS_6
VSS_5
VSS_4
VSS_3
VSS_2
VSS_16
VSS_15
VSS_14
VSS_13
VSS_12
VSS_11
VSS_10
VSS_1
VDD_2
VDD_1
TGS
RESET
PAD7
PAD6
PAD5
PAD4
PAD3
PAD2
PAD1
PAD0
NC_6
NC_5
NC_4
NC_3
NC_2
NC_1
MODE1
MODE0
IGS
DREQ
DBP1
DBP0
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB15
DB14
DB13
DB12
DB11
DB10
DB1
DB0
A3
A2
A1
A0
53
78
89
39
28
3
87 6
4
75
72
71
69
70
73
29
30
31
32
33
34
35
36
37
27
19
20
21
22
23
24
25
26
60
61
67
68
94
95
79
52
51
50
49
48
45
44
43
42
80
62
76
64
2
1
81
63
65
54
47
46
41
40
18
17
7
55
5
88
38
77
99
98
97
96
93
92
91
90
100
16
15
14
13
12
11
10
9
8
85
84
83
82
66
57
56
58
59
74
86
0.1
C7
GND
GND
GND
+5V
IC6
VHC139
A
B
G
Y3
Y2
Y1
Y0
12
11
10
9
15
13
14
TO TOOL
VCC
CLK6.75MHZ
CLK27MHZ
VCC
IC11
SED1335F0B
VCS
YSCL
XECL
XSCL
LP
WF
YDIS
XD3
XD2
XD1
NC_3
NC_2
SEL1
VWR
VD6
VD5
VD4
VD3
VD2
VD1
VA14
VA13
VA12
VA11
VA10
VA9
VA8
VA7
VA6
VA5
VA4
VA3
VA2
VA1
D0
D1
D2
D3
D4
D5
D6
D7
RD
WR
VA0
VA15
VD7
VRD
XG
XD
SEL2
VDD
NC_1
VD0
XD0
YD
CS
A0
RES
VSS
36
10
20
19
40
33
49
11
21
15
18
17
9
42
50
6
14
13
29
28
27
26
25
24
23
22
5
4
3
2
1
59
58
57
56
55
54
53
52
51
48
47
46
45
44
43
7
16
12
60
32
31
30
39
38
37
35
34
41
8
VCC
C46
0.1
VCC
0.1
C44
LH28F016SUT-70
IC8
NC_3
NC_2
NC_1
3/5
RY/BY
VCC_1
VCC_2
GND_3
CE0
A0
A1
A10
A11
A12
A13
A14
A15
A16
A17
A2
A3
A4
A5
A6
A7
A8
A9
D0
D1
D10
D11
D12
D13
D14
D2
D3
D4
D5
D6
D7
D8
D9
GND_1
VPP
BYTE
RP
WE
WP
CE1
A18
GND_2
VCC_3
OE
A19
D15
A20
30
29
3
1
53
9
37
48
14
32
28
18
17
13
12
11
10
8
7
27
26
25
24
23
22
20
19
33
35
39
41
45
47
50
38
40
44
46
49
51
34
36
21
1531
16
55
56
2
6
42
43
54
5
52
4
VCC
VCC
VCC
DA0
DA1
CS1
P-XRESET
PORT-BUSS
CS-BUSS
CTRL-BUSS
ADRS-BUSS
DATA-BUSS
VCC
VCC
C50
0.1
VCC
C43
0.1
CN8
PS-50PE-D4T1-B1
40
39
38
37
36
35
32
25
24
23
22
21
19
17
13
11
9
8
7
6
5
4
3
2
1
10
12
14
15
16
18
20
26
27
28
29
30
31
33
34
41
42
43
44
45
46
47
48
49
50
+5VL
XRESET
BT_SEL
CS_BROM
A19
A18
A17
A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A2
A1
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
D12
D13
D14
D15
A3
RDB
WRL
A0
A20
A21
VCC
FROM POWER
VHC245
IC14
A3
GND
A7
A6
A5
A4
A2
A1
A0
VCC
OE
DIR
B7
B6
B5
B4
B3
B2
B1
B0
5
10
9
8
7
6
4
3
2
20
19
1
11
12
13
14
15
16
17
18
VHC153
IC7
2G
1G
VCC
GND
B
A
2Y
2C3
2C2
2C1
2C0
1Y
1C3
1C2
1C1
1C0
6
5
4
3
7
10
11
12
13
9
14
2
8
16
1
15
VHC245
IC13
A3
GND
A7
A6
A5
A4
A2
A1
A0
VCC
OE
DIR
B7
B6
B5
B4
B3
B2
B1
B0
18
17
16
15
14
13
12
11
1
19
20
2
3
4
6
7
8
9
10
5
47X4
RA15
1
2
3
45
6
7
8
GND
VCC VCC
VCC
RA9
1KX8
6
10
9
8
7
5
4
3
2
1
VCC
VCC
GND
C90
0.1
VCC
C42
0.1
VCC
-DASP
-CS1
-CS0
DA2
DA0
-PDIAG
DA1
-IOCS16
INTRQ
-DMACK
CSEL
IORDY
-DIOR
-DIOW
GND
GND
DMARQ
(KEY)
GND
DD15
DD14
DD13
DD12
DD11
DD10
DD09
DD08
DD00
DD01
DD02
DD03
DD04
DD05
DD06
DD07
-RESET
C4
2.2/50V(ECEV)
+
VCC
0.1
C5
VCC
0.1
C89
VCC
10KX8
RA3
6
10
9
8
7
5
4
3
2
1
VCC VCC
RA2
10KX8
6
10
9
8
7
5
4
3
2
1
VCCVCC
VCC
10KX8
RA4
1
2
3
4
5
7
8
9
10
6
VCC
C48
0.1
C49
0.1
10KX8
RA1
1
2
3
4
5
7
8
9
10
6
RA7
10KX8
6
10
9
8
7
5
4
3
2
1
GND
GND
C91
0.1
C92
0.1
VCC
RA16
47X4
8
7
6
54
3
2
1
VCC
TO IDE
1KX8
RA10
6
10
9
8
7
5
4
3
2
1
VCC
VCC
VCC
+5V
+5V
+5V
GND
GND
GND
OPEN
+5VM
GND
XRESET
VCC
VCC
VCC
470P
C9
CS0
DA2
DIOR
DIOW
XRESET
VCC
VCC
C52
0.1
TO HDD
REQ
I/O
C/D
SEL
MSG
RST
ACK
BSY
GND
GND
GND
GND
GND
GND
GND
GND
GND
ATN
GND
GND
GND
GND
TERMPWR
N.C
GND
GND
GND
GND
GND
GND
GND
DBP
GND
DB6
DB4
DB3
DB2
DB1
DB0
GND
GND
GND
GND
GND
DB5
DB7
GND
GND
GND
GND
DBLC-J25SAF-20L9F
JK1
13
25
12
24
11
23
10
22
9
21
8
20
7
19
6
18
5
17
4
16
3
15
2
14
1
C53
47/16V(ECEV)
+
D3
S2S6M
21
C55
47/16V(ECEV)
+
BH9595FP-Y
IC17
EN
NC
TSD
GND3
VDD1
GND1 T7
T8
T9
T10
T14
T13
T12
T11
T15
T16
T17
T18
T6
T5
T4
T3
T1
T2
GND2
VM
VDD2
2
1
25
27
13
716
17
18
19
23
22
21
20
3
4
5
6
15
12
11
10
8
9
26
24
14
VCC
DATA-BUSS
ADDRESS-BUSS
CONTROL-BUSS
P-XRESET
PORT-BUSS
CS-BUSS
XRESET
VCC
0.1
C41
VCC
C45
0.1
VCC
CN7
PS-50PE-D4T1-B1
40
39
38
37
36
35
32
25
24
23
22
21
19
17
13
11
9
8
7
6
5
4
3
2
1
10
12
14
15
16
18
20
26
27
28
29
30
31
33
34
41
42
50
49
43
44
45
46
47
48
+5V
GND
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
D7
D6
D5
D4
D3
D2
D1
D0
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
D15
D0
D1
D2
D3
D4
D5
D6
D7
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
D0
D7
D8
D9
D10
D11
D12
D13
D14
D15
D7
D8
D9
D10
D11
D12
D13
D14
D15
D6
D5
D4
D3
D2
D1
D0
D6
D5
D4
D3
D2
D1
D[0:15]
VD6
VD5
VD3
VD1
VD0
VD1
VD2
VD3
VD4
VD5
VD6
VD7
VD2
VD4
VD7
VD0
VD[0:7]
CLK27MHZ
VCC
GND
7
14
VCC
GND
8
16
RA13
47X4
1
2
3
45
6
7
8
RA14
47X4
8
7
6
54
3
2
1
I/O
REQ
C/D
SEL
MSG
RST
ACK
BSY
ATN
SDP
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
SD[0:7],SDP,RST,BSY,SEL,I/O,C/D,MSG,REQ,ACK,ATN
SD3
SD1
SD0
MSG
C/D
I/O
ATN
SEL
BSY
REQ
ACK
RST
SDP
SD7
SD6
SD5
BSY
ATN
REQ
MSG
C/D
I/O
SEL
RST
SDP
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SDP
BSY
ACK
RST
SEL
REQ
ACK
SD4
SD2
SD6
SD5
SD4
SD3
SD2
SD1
SD0
SDP
SEL
BSY
ACK
ATN
RST
I/O
C/D
MSG
REQ
SD7
CS_EXT
B14B-PH-K-S
CN4
14
12
10
1
2
3
4
5
6
7
8
9
11
13
M60205-0601FP
IC5
PWM1
A0
A1
A19
A2
A20
A21
A3
A4
A5
CKIN
CKOUT
D0
D1
D2
D3
D4
D5
D6
D7
ENCA
ENCB
LD0
LD1
LD2
LD3
LD4
LD5
LD6
LD7
LE
LLCK
LS0
LS1
LS2
LS3
MIDIIN
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PORT0
PORT1
PORT2
PORT3
PORT4
PORT5
PORT6
PORT7
RS
RXW
SS0
SS1
SS2
SS3
SSEN
VDD_1
VDD_2
VDD_3
VDD_4
VSS_1
VSS_2
VSS_3
VSS_4
VSS_5
VSS_6
CS2
CS4
CS6
EC0
EC1
EC10
EC11
EC2
EC3
EC4
EC5
EC6
EC7
EC8
EC9
EXINT0
EXINT1
EXINT2
RD
RESET
WAITIN
WAITOUT
WRHO
WRLO
XIREQ
XWRH
XWRL
XDACK
XLCDREQ
PWM2
3
31
32
36
35
24
5
4
37
25
26
34
58
57
56
51
50
49
48
47
46
45
44
55
54
43
42
41
39
38
80
53
40
33
28
1
79
52
29
2
70
74
73
72
71
91
90
66
65
64
63
62
61
60
59
89
88
87
86
85
84
83
82
6
78
77
76
75
81
92
100
99
98
97
96
95
94
93
69
68
14
13
12
11
10
9
8
7
30
27
20
19
18
23
22
17
21
16
15
67
GND
VDD
PS-50PE-D4T1-B1
CN9
50
49
48
47
46
45
44
43
42
41
34
33
31
30
29
28
27
26
20
18
16
15
14
12
10
1
2
3
4
5
6
7
8
9
11
13
17
19
21
22
23
24
25
32
35
36
37
38
39
40
SCSI
CONECTOR
TO DRIVE
POWER
CLK6.75MHz
RA6
10KX8
1
2
3
4
5
7
8
9
10
6
RA5
10KX8
6
10
9
8
7
5
4
3
2
1
0.1
C13
12P
C39
+15V
GND
VCC
0.001
C2
CS-BUSS
PORT-BUSS
CONTROL-BUSS
ADDRESS-BUSS
DATA-BUSS
VCC
C88
0.1
D1
DAN202K
3
2
1
VCC
CR2032CASE
BT1
21
DA204K
D2
2
3
1
VCC
VCC
MONITOR LEVEL
P-XRESET
+15V
-15V
RTC-4543SA
IC2
CE
CLK
DATA
FOE
FOUT
FSEL
GND
NC_1
NC_2
NC_3
NC_4
NC_5
VDD
WR
3
10
11
6
14
4
1
2
7
8
12
13
9
5
R1
10K
R2
4.7M
R3
1K
R4
100
22KR6
R7
220
10K
R9
R10 0
R14 22K
22KR15
22KR16
R17
22K
22K
R18
22K
R19
22K
R20
22K
R21
R22
22K
R24
22K
R25
22K
22K
R26
IC6
VHC139
A
B
G
Y3
Y2
Y1
Y0
2
3
1
7
6
5
4
22KR5
+15V
AG
VCC
VCC
CLK6_75MHZ
VCC
VHC74
IC59
S
R
Q
QD
C
3
25
6
14
VHC74
IC59
S
R
Q
QD
C
1013
8
912
11
VCC
VCC
C93
0.1
R8
3K
0.1
C8
XRESET
22KR11
R70 22K
VCC
TC7WU04FU
IC44
62
TC7W04FU
IC57
53
IC49
TC7W04FU
17
TC7W04FU
IC49
26
TC7W04FU
IC49
35
IC1
HD6437042AE11F
DREQ0
PE15
WRL
WRH
WDTOVF
RES
RDWR
RD
RAS
IRQ3
IRQ2
IRQ1
IRQ0
CS3
CS2
CS1
CS0
CASL
CASH
XTAL
VSS_9
VSS_8
VSS_7
VSS_6
VSS_5
VSS_4
VSS_3
VSS_2
VSS_11
VSS_10
VSS_1
VCC_5
VCC_4
VCC_3
VCC_2
VCC_1
TXD1
TXD0
TIOC0D
RXD1
RXD0
PLLVSS
PLLVCC
PLLCAP
PE9
PE8
PE7
PE6
PE5
PE4
PE12
PE11
PE10
NMI
MD3
MD2
MD1
MD0
EXTAL
DACK0
CK
AVSS
AVCC
AN7
AN6
AN5
AN4
AN3
AN2
AN1
AN0
AD9
AD8
AD7
AD6
AD5
AD4
AD3
AD2
AD15
AD14
AD13
AD12
AD11
AD10
AD1
AD0
A9
A8
A7
A6
A5
A4
A3
A21
A20
A2
A19
A18
A17
A16
A15
A14
A13
A12
A11
A10
A1
A0
DRAK0
PE13
DREQ1
87
112
86
4
5
14
15
16
17
18
19
20
22
29
30
6
31
32
7
8
9
10
11
12
13
70
69
58
57
56
54
53
52
68
67
66
64
63
62
60
59
91
92
93
94
95
96
98
99
100
97
83
1
74
79
78
75
73
76
108
110
111
89
102
104
105
106
107
81
80
82
51
48
88
50
47
21
37
65
77
103
3
101
109
23
27
33
39
55
61
71
90
72
26
25
41
40
45
44
49
46
43
42
24
34
28
84
35
36
38
2
85
100/6.3V(ECEV)
C3
+
DA119
D4
13
1MR13
R75
(0)
R12 22K
VCC
VCC
CS_SPC
CS_IDE1
CS_IDE0
CS_EXT
BT_SEL
CS_BROM
CS_LCD
CS_BOOT
CS_IDE0
CS_IDE1
CS_IDE
CS_SPC
CS_GA
CS_EXT
CS_LCD
CS_ESPA
CS_ESPB
BT_SEL
CS_BOOT
CS_BROM
CS_PORT0
CS_IDE,CS_IDE[0:1],CS_ESPA,CS_ESPB,CS_LCD,CS_EXT,CS_PORT0,CS_SPC,CS_GA,CS_BROM,CS_BOOT,BT_SEL
CS_IDE
N2012Z-121FL1
VCC VCC
LCD BOARD
TO
IC6
IDE DACK
IDE DREQ
SCSI DREQ
SCSI DACK
PL3
XMUTE
TIOC0D
PE[5:8],PE[10:11],PG[0:7],PL[3:7],XMUTE,TIOC0D,PWM2,RXD1,TXD1,ENCA,ENCB,AN4
PL7
PWM2
PG0
PG1
PG2
PG3
PG4
PG5
PG6
PG7
ENCA
ENCB
PL5
PL6
PL7
RXD1
TXD1
PE5
PG4
PG5
AN4
PE6
PE7
PE8
PE10
PE11
PL4
PL3
VHC245
IC15
A3
GND
A7
A6
A5
A4
A2
A1
A0
VCC
OE
DIR
B7
B6
B5
B4
B3
B2
B1
B0
18
17
16
15
14
13
12
11
1
19
20
2
3
4
6
7
8
9
10
5
VHC157
IC63
3Y
2Y
1Y
VCC
ST
SEL
4B
4A
3B
3A
2A
1B
1A
2B
4Y
GND
8
12
6
2
3
5
11
10
14
13
1
15
16
4
7
9
DACK0
DRAK0
EXINT2
DREQ1
DRAK0
DACK0
DREQ0
IRQ3
IRQ1
IRQ0
RDWR
CASH
CASL
RAS
WRH
WRL
RD
RD
WRL
RDWR
CASH
RAS
RDWR
CASL
RAS
WRL
RD
RD
IRQ3
RD
WRL
IRQ1
RD
WRL
RD
WRL
DREQ1
RD,WRL,WRH,RAS,CASL,CASH,RDWR,IRQ[0:1],IRQ3,DREQ[0:1],DACK0,DRAK0,EXINT[0:2]
RD
WRH
EXINT0
EXINT1
EXINT2
WRL
DREQ0
DACK0
C103
0.1
IC18,24,25,36,52,59,60,65
B12B-PH-K-S
CN6
11
9
8
7
6
5
4
3
2
1
10
12
CIRCUIT DIAGRAM
MAIN BOARD 1/3 (71015356)

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