Page 1
A
B
C
D
E
R805 10KF
R804 10KF
R905 3.16KF
R904 3.16KF
GND
GND
C505
10/50
C506
10/50
C605
10/50
C606
10/50
GND
GND
IC510B
NJM5532M
7
R508 30KF
C507
22P
IC510A
NJM5532M
1
R509 30KF
C508
22P
IC610B
NJM5532M
7
R608 30KF
C607
22P
IC610A
NJM5532M
1
R609 30KF
C608
22P
R807 10KF
2
3
R806 10KF
R907 10KF
6
5
R906 10KF
C944
100P
R944 10KFR942 3KF
IC940A
2
-
3
+
M5216FP
C945
100P
R945 10KF
IC940B
6
-
5
+
M5216FP
+
-
+
-
+
-
+
-
-
+
-
+
1
7
5
6
3
2
5
6
3
2
C806
220P
IC810A
M5220FP
C807
220P
C906
220P
IC810B
M5220FP
C907
220P
R510 1K
C512
100P
GND
R516 62F C516
R511 1K
C513
100P
GND
R610 1K
C612
100P
GND
R616 62F C616
R611 1K
C613
100P
GND
C808
1
4.7/50 R808
C908
7
4.7/50 R908
C956
100/25
C946
R956
150P
10K
C957
100/25
GND
GND
R957
10K
GND
R946
330
C947
150P
R947
330
GND
GND
GND
GND
GND
R948
100 1/4W
R949
100 1/4W
R505 10KF
IC500A
M5220FP
IC420
GND
C420
104
16
15
14
17
12
13
11
21
22
20
10
18
19
9
8
SDATA
SCLK
L/R
FSYNC
SEL18
CMODE
SMODE
TST1
TST2
TST3
TST4
CLK
PD
VDP+
DGND
AK5340
VREFIN
SDATAP
SCLKP
ADLRP
FSYNCP
4 4
R420
120
+12VA
IC400
BA17805
IN OUT
GND
GND
384FS
AD5V
PD
R421 33
R422 10 1/4W
C421
10/50
GND
Ｃ424は３ピンと４ピンの近くに配置すること。
+12V
R400 4.7 1/4W FUSE
GND
R401 4.7 1/4W FUSE
3 3
C400
100/25
C401
220/25
AINL+
AINL-
AINR+
AINR-
NC
NC
NC
NC
VREF
VA+
VDB+
AGND
+12VA
1
2
28
27
6
7
23
25
26
3
4
24
5
C426
3300P
C427
3300P
C424
104 C425
C430
104
10/50
C422
104
GND
GND
GND
C423
10/50
-12V -12VA
GND
IC700
LOUT
LRWCK
BTCK
+12VA
R720 120
R721 120
R722 120
BA17805
IN OUT
GND
GND
DA5V
GND
LOUT0
LRWCK0
BTCK0
C721
10/50
GND
C720
473
+12VA
GND
IC720
16
15
14
13
12
11
10
PCM69AP-4
VDD
TP1
DL
WDCK
CLK
BCK
DR
VCC
VCOML
IOUTL
SER
REF
IOUTR
VCOMR
AGDG
C802
2200P
R800 4.99KF
IC800A
2
C722
C723
473
GND
10/50
GND
C724
220/10
C725
220/10
GND
GND
1
2
3
4
5
6
7
89
+12VA
-
3
+
M5220FP
C726
100/10
GND
C902
2200P
R900 4.99KF
IC800B
6
-
5
+
M5220FP
C727
100/10
1
7
R501 330
R500 330
R601 330
R600 330
C429
C428
10/50
10/50
GND
+12VA
84
C500
+V
473
IC500C
M5220FP
-V
C501
473
-12VA
+12VA
84
C600
+V
IC600C
473
M5220FP
-V
C601
473
-12VA
R801 1.91KF
R901 1.91KF
GND
GND
C803
103
R802 5.76KF
C903
103
R902 5.76KF
GND
GND
GND
C810
473
C811
473
C910
473
C911
473
D931
UDZ4.7B
84
+V
-V
-12VA
+12VA
84
+V
-V
-12VA
R935
2.2K
C932
3.3/50
GND
IC810C
M5220FP
IC910C
M5220FP
R936
4.7K
-12V
TR931
2SA1037AK
R937
20K
MUTEOUT
GND
C942
47/25
C943
47/25
84
C800
+V
IC800C
2 2
GND
473
C801
473
-V
-12VA
M5220FP
GND
+12VA
84
C900
+V
IC900C
473
M5220FP
+12V
GND
D930
DA114
+12VA
R930
9.1K
C931
GND
C930
473
470/16
GND
1 1
MUTEN
GND
R931
1.3K
-V
C901
473
-12VA
R933
750
R932
20K
IC930
7
+V
RST
2
TRIM
4 5
GND C
M51957B
GND
TR932
DTC114EKA
6
TR930
DTC114EKA
GND
GND
R934
4.7K
R502 2.2KF
C440
473
GND
IC500B
M5220FP
R602 2.2KF
+12VA
84
C510
+V
473
-V
C511
473
-12VA
+12VA
84
C610
+V
473
-V
C611
473
-12VA
2
3
C804
470P
GND
6
5
C904
470P
GND
C940
473
C941
473
1
C441
10/50
GND
7
IC510C
NJM5532M
IC610C
NJM5532M
IC900A
-
+
M5220FP
IC900B
-
+
M5220FP
+12VA
+V
-V
-12VA
+
3
-
2
C502
100P
+
5
-
6
C602
100P
1
7
D940
84
IC940C
M5216FP
D941
C805
10/50
C905
10/50
RB081L-20
RB081L-20
R503 10KF
4.7KF
R440
4.7KF
R441
GND
R603 10KF
VROUT-L
VROUT-R
VRIN-L
VRIN-R
GND
R952
1K
R954
1K
GND
C503
M5220FP
10/50
GND
IC600B
C603
M5220FP
10/50
R803 3.16KF
P800
5
4
3
2
1
B5B-PH-K
R903 3.16KF
C952
10/50
C954
10/50
IC600A
+
1
3
-
2
R504 10KF
C504
100P
R605 10KF
+
7
5
-
6
R604 10KF
C604
100P
GND
GND
R953
47K
GND
R955
47K
GND
R507 10KF
R506 10KF
R607 10KF
R606 10KF
C813
220P
R813 10KF
IC910A
2
-
3
+
M5220FP
C913
220P
R913 10KF
IC910B
6
-
5
+
M5220FP
R940
4.7K
R941
4.7K
1
7
TR940
2SC3326
R943 3KF
GND
TR941
2SC3326
GND
R512
47K
R513
47K
R612
47K
R613
47K
R809
510
47K
R909
510
47K
C514
4.7/50
220/10
C515
4.7/50
C614
4.7/50
220/10
C615
4.7/50
HPOUT-L
HPOUT-R
GND
GND
GND
GND
R514
220K
R515
220K
R614
220K
R615
220K
R812
10K
R912
10K
R810 91
TR800
2SC3326
R910 91
TR900
2SC3326
R950
10K
R951
10K
P500
4
3
2
1
B4B-PH-K
LOUT_ANALOG
GND
ROUT_ANALOG
GND
TR942
2SC3326
GND
TR943
2SC3326
GND
GND
GND
C809
1000P
47 1/4W
R811
C909
1000P
47 1/4W
R911
C948
472
GND
J500
J600
GND
GND
C949
472
LEFT IN
RIGHT IN
LOUT
J800
ROUT
J900
HP OUT
J940
---
REVISION
APPROVED APPROVEDCHECKED DESIGNED
----------
----
--
A
B
C
-----
--
D
'98-6-11
-.----
--
1st EDITION
'98-7-9
K.TSURU
鶴
---
---
---
---
---
---
---
--- --- ---
---
---
---
---
---
---
---
---
--AKAI TITLE 8
---
---
Design File:
---
Design Name:
---
Schematic Name: Rev
---
Description:
---
Created:
---
Modified:
DS2K.TSURU '98-11-19
CIRCUIT NO.
C:\WORK\MPC2000XL\‚n‚q‚b‚`‚c‰ñ˜H•}\MPC2020.DSN
MAIN 3/3 (ANALOG)
ANALOG
{Doc}
Monday, July 13, 1998
L6044801
AKAI ELECTRIC CO.,LTD.
E
Page
Size
A2Tuesday, January 05, 1999
1 1
0.5
of
Page 2
A
+5V
IB23A 2.2K
+5V
C11
C10
473
GND
4 4
3 3
R2
2.2K
R3
1K
2 2
P1
VHR6P
1 1
R13 4.7K
+5V
INTTC
INTSPC
INTDISK
INTRX
INTTX2
INTTX1
+5V
+5V
R4 2.7K
7
2
4 5
GND
IN
SMPTE
OUT
J110
J120
J130
J140
1
2
3
4
5
6
DAKN2
DAKN3
DAKN0
DAKN1
+5V +5V
R12 2.2K
1
END/TC
DMRQ0
2
DMARQ0
DAKN0
3
DMAAK0
DMRQ1
4
DMARQ1
DAKN1
5
DMAAK1
DMRQ2
6
DMARQ2
DAKN2
7
DMAAK2
DMRQ3
8
DMARQ3
DAKN3
9
DMAAK3
10
REFRQ
11
+5V
INTP5
11
1
2
3
6
C1
1/50
GND
1
2
3
4
MIDIAIN+
C111
473
MIDIAIN-
MIDIBIN+
C121
473
MIDIBIN-
MIDIAO+
MIDIAO-
MIDIBO+
MIDIBO-
C5
10/50
HLDRQ
12
HLDAK
13
GND
14
INTP0
15
INTP1
16
INTP2
17
INTP3
18
VDD
19
INTP4
20
INTP5
21
INTP6
22
INTP7
23
INTAK
24
TCTL0
25
TOUT0
26
TCTL1
27
TOUT1
28
TCTL2
29
TOUT2
30
TCLK
IC78D
HC32
RS232CTXD
GND
RSTN
FGMIDI
-12V
SMPTEHOT
GND
INTP1
TOUT2
INTYMOUT
INTRX
232C
IC1
+V
RST
TRIM
GND C
M51957AFP
W150
JB04
53
2
41
53
2
41
53
2
41
53
2
41
+5V
+12V
R1
4.7 1W
-12VS
C12
CPUA22
119
A22
DTR
YMCLR
C156
153
CPUA21
118
A21
RTS
GND
R155
150
R110
220
R120
220
R130
220
R131
220
R140
220
R141
220
473
CPUA20
117
116
A20
CTS
C153
1/50
C154
1/50
R151
100K
GND
D110
DA114
D120
DA114
115
VDD
GND
RXRDY
SINT
3
+5V
6
+5V
C13
473
CPUA19
CPUA17
CPUA16
CPUA18
114
113
112
111
A19
A18
A17
RXD
TXD
AEX
CPURDYN
+5V
C155
22/50
R154
100K
GND
1
3 4
1
3 4
IC78A
HC32
IC78B
HC32
GND
CPUA15
CPUA14
CPUA13
CPUA12
110
109
108
107
106
A16
A15
A14
A13
VDD
IC10
UPD70236(V53A)
READY
NMI
BS8/16
GND
BUSLOCK
GND
BROMN
R11 10K
R14 120
R15 120
+5V
8MHZ
CLKOUT
D150
DA114
C152
680P
D151
DA114
R153
470
TR150
DTA114EKA
PH110
A
VCC
GND
C OUT
PC400
PH120
A
VCC
GND
C OUT
PC400
1
2
4
5
C78
GND
473
REFRQN
CPUA11
105
A12
A11
PCLKOUT
CLKOUT
GND
RESOUT
+5V
6
5
6
5
+5V
GND
CPUA10
CPUA9
104
103
102
A10
GND
RESOUT
VDDX1X2
X1
C14
20P
C15
20P
D152
DA114
D153
DA114
LTCOUT
GND
C150
473
GND
GND
GND
A9A8A7A6A5
+5V
+5V
+5V
DMRQ[0..3]
CPUA7
CPUA8
101
1009998979695949392
RST
R10
2.2K
X10
32MHZ
SMPXTAL
C110
473
C120
473
473
CPUA23
120
A23
DSR
3132333435363738394041424344454647484950515253545556575859
12
13
from L6028DSP
RES
1
2
GND
R152
SMPTECOLD
100K
SMPTEOUT
GND
FL110
EMI
FL111
EMI
FL120
EMI
FL121
EMI
FL130
EMI
FL131
EMI
FL140
EMI
FL141
EMI
C2
47/25
C3
220/16
DAKN[0..3]
CPUA6
CPUA5
CPUA4
A4
BUSST0
BUSST1
BUSST2
RSTN
R150
1K
C151
100P
7
LTCOUT
8
LFC
9
XTAL2
10
XTAL1
11
AVDD
12
AVSS
13
COUT
14
YOUT
15
C2
16
Y2
17
C1
SOJのRAS,CAS,OEは間違っているので
後で修正すること（回路図のみ）。
IB22A 2.2K
CPUA3
CPUA0
CPUA2
CPUA1
91
GND
A3A2A1
A0
VDD
GND
D15
D14
D13
D12
VDD
GND
D11
D10
VDD
GND
IC1(OPEN)
CPBUSY
IC2(GND)
IC2(GND)
VDD
GND
UBE
BUFEN
DSTB
BCYST
M/IO
R/W
IOWR
IORD
MWR
MRD
60
MWRN
RWN
MION
IORDN
IOWRN
MRDN
32MHZ
LTC+
LTC-
6
CLICK
LTCIN-
LTCIN+
FRAME
IC150
ICS2008AV
Y1
STHRESH
CTHRESH
DTHRESH
1819202122232425262728
R111
270
SIOAIN
IC78C
R121
8
270
HC32
SIOBIN
SIOBOUT
SIOAOUT
C100
473
FOR ON BOARD 64M DRAM DITECT.
R100 PULL UP '64' LINE.HI->64DRAM LO->16M D-RAM
R101 JUMPER ENABLE CPU CONTROLED 64 LINE.
R102 JUMPER for 16M CHIP.THIS CASE IS NOT USE CPU
CONTROLE '64'LINE. SO USE THIS JUMPER,YOU MUST
REMOVE R101!!
+5V
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
+5V
RESOUT
GND
INTTC
12345
RESET
RXD
+5V
GND
18
27
36
45
18
27
36
45
IB21A 2.2K
IB20A 2.2K
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
INT,RDY
CONTROL
CPUD7
CPUD5
CPUD6
4443424140
D7D6D5D4D3
INTR
CTS
TXD
RTS
9
10
RCVRDY2
CPUD15
CPUD14
CPUD13
CPUD12
CPUD11
CPUD10
CPUD9
CPUD8
CPUD7
18
CPUD6
27
CPUD5
36
CPUD4
45
CPUD3
18
CPUD2
27
CPUD1
36
CPUD0
45
CPUD15
CPUD14
CPUD13
CPUD12
+5V
CPUD11
CPUD10
CPUD9
CPUD8
CPUD7
CPUD6
CPUD5
CPUD4
CPUD3
CPUD2
CPUD1
CPUD0
GND
UBEN
SOCKET for
CPUD3
CPUD4
ICS2008AV(OPTION)
D2
D1
D0
IOW
VDD
VSS
IOR
UARTSC
SMPTECS
A1
A0
LRCLK
VITCGATE
VITCOUT
RCVRDY1
13
14
15
16
17
18
19
20
21
22
23
24
+5V
R100
10K
R102
0
GND
CPUD0
CPUD1
CPUD2
CPUD3
CPUD4
CPUD5
CPUD6
CPUD7
+5V
C20
473
GND
CPUD0
CPUD1
CPUD2
CPUD3
CPUD4
CPUD5
CPUD6
CPUD7
+5V
BCYSTN
C30
473
GND
+5V+5V
CPUD2
39
CPUD1
38
CPUD0
37
IOWRN
36
35
34
IORDN
33
32
LTCCSN
31
CPUA2
30
CPUA1
29
GND
SIO2N
IORDN
1225
R
CS2RTS2
RSLCT1
RCVDT2
RCVRDY1
NC
TRNCLK2
RCVRDY2
TRNRDY2
SYNC/BRK2
OPEN
MB89371A-PF-G-BND(SIOx2)
CTS2
TRNEMP2
TRNDT2
DSR2
NC
DTR2
RCVCLK2
TRNRDY1
2627282930313233343536
R101
0
13
14
15
17
18
19
20
21
32
16
29
31
33
35
38
40
42
44
30
32
34
36
39
41
43
37
27
46
47
RSLCT0
SYNC/BRK1
SIO1N
CS1
IC100
CTS1
CPUD[0..15]
CPUA[0..23]
IC20
D0
D1
D2
D3
D4
D5
D6
D7
VCC
GND
27C040
IC30
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
VCC
GND
GND
BYTE
E28F800B5
CPUD7
CPUD6
IOWRN
W
DB7
TRNCLK1
TRNEMP1
TRNDT1
CLOCK
D15/A-1
CPUD4
CPUD5
1234567891011
DB5
DB6
RCVDT1
RCVCLK1
RST
DSR1
RESOUT
8MHZ
INTTX1
INTTX2
VPP
VPP
DB4
RTS1
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
CE
OE
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
CE
OE
WE
RP
WP
GND
DB3
DB2
OPEN
DB1
DB0
VCC
DTR1
CPUA0
12
CPUA1
11
CPUA2
10
CPUA3
9
CPUA4
8
CPUA5
7
CPUA6
6
CPUA7
5
CPUA8
27
CPUA9
26
CPUA10
23
CPUA11
25
CPUA12
4
CPUA13
28
CPUA14
29
CPUA15
3
CPUA16
2
CPUA17
30
CPUA18
31
1
22
24
CPUA0
45
CPUA1
25
CPUA2
24
CPUA3
23
CPUA4
22
CPUA5
21
CPUA6
20
CPUA7
19
CPUA8
18
CPUA9
8
CPUA10
7
CPUA11
6
CPUA12
5
CPUA13
4
CPUA14
3
CPUA15
2
CPUA16
1
CPUA17
48
CPUA18
17
16
13
26
28
11
12
14
MWRN
RSTN
FRWPN
R30
10K
GND
48
NC
47
46
45
44
43
42
41
40
39
38
NC
37
GND
+5V
MRDN
+5V
GND
1-2(or OPEN):BOOT
CPUD3
CPUD2
CPUD1
CPUD0
SELFDD
+5V
10K
R20
FRCEN
JP20
1
2
3
BROMN
JP30
3
2
1
BLOCK LOCK
2-3:ALL BLOCK
UNLOCK
+5V
64
MRDN
B
TCN
MRDNX
CASLN
CASHN
MA6
MA5
MA8
MA7
MA4
+5V
REFRQN
IB40A
100
99
IC40
+5V
CPUA22
CPUA21
CPUA20
CPUA19
CPUA18
CPUA17
CPUA16
CPUA15
CPUA14
CPUA13
CPUA12
CPUA11
CPUA10
CPUA9
CPUA8
CPUA7
CPUA6
CPUA5
CPUA4
+5V
10
11
12
13
15
16
17
18
19
20
21
22
23
24
25
GND
R21
10K
1-2:FLASH ROM
2-3:EP-ROM
WEN
RAS0N
WEN
RAS0N
MA10
MA11
MA0
MA1
MA2
MA3
MA0
MA1
MA2
MA3
MA4
MA5
MA6
MA7
MA9
RAS0N
CASLN
MRDNX MRDNX
WEN
GND
DRAMVCC
C61
473
GND
+5V
C60
473
GND
GND8
1
2
3
4
5
6
7
8
9
CASHN
REFRQ
A22
TIE1
A21
A20
VCC1
A19
TIE2
A18
A17
A16
A15
A14
A13
A11
A10
A9
A8
TIE3
A7
GND1
A6
A5
TIE4
A4
VCC2
CLKOUT
+5V
26
27
CLKOUT
DRAMVCC
1
CPUD0X
2 49
CPUD1X
3 48
CPUD2X
4 47
CPUD3X
5 46
6
CPUD4X
7 44
CPUD5X
8 43
CPUD6X
9 42
CPUD7X CPUD7X
10 41
11
12
13
14
IB64A
15
0
16
17
1 4
18
2 3
19
1 4
20
2 3
21
IB65A
22
0
23
24
25
IB IB64 IB65 IB66 IB67
16M O X X O
64M X O O X
CPUD0X
18
IB70A 33
23524
G
B1
3.3V1A33.3V2
L:A<-B
H:A->B
5V
DIRA1A2A4A5A6A7A8GND1
1
23467891011
CPUD0
MA9
33
1 8
2 7
3 6
4 5
96
98
97
959493
MA5
MA4
MA6
VCC7
PIN 100% USED
XC9572-10-TQ100(CPURAM64 V1 R6)
GND2
A3
A2A1A0
31
2875293033
CPUA2
CPUA1
IOWRN
CPUA3
IC70
VCC1
D0 D15
D1 D14
D2 D13
D3 D12
VCC2
D4 D11
D5 D10
D6 D9
D7 D8
NC1
VCC3(NC)
WE(NC)
RAS(NC)
NC2
NC3
NC4(WE)
NC5(RAS)
A0(NC)
A1(NC)
A2(A0)
A3(A1)
A4(A2)
A5(A3)
VCC4
KM416V4104B-6
or HM5118160LLT6(16M)
IC70A
17
A0
18
A1
19
A2
20
A3
23
A4
24
A5
25
A6
26
A7
27
A8
28
A9
11
NC1
12
NC2
15
NC3
14
RAS
31
LCAS
30
UCAS
29
OE
13
WE
16
NC4
22
GND1
37
GND2
42
GND3
HM5118160LJ6
CPUD4X
CPUD5X
CPUD3X
CPUD1X
CPUD2X
36
45
27
18
27
CPUD4
CPUD1
CPUD2
CPUD3
CPUD5
IB41A33
1 8
2 7
9288919089
MA7
MA8
MA9
TIE5
IOW
343932
CPUA0
MA[0..11]
(UCAS)NC7
( )16M
VCC1
VCC2
VCC3
CPUD7X
CPUD6X
45
36
141516171819202122
B8B7B6B5B4B3B2
CPUD6
CPUD7
IB42A33
3 6
4 5
1 8
CASL
CASH
GMRDN
MWRN
UBE
BCYST
353637
BCYSTN
UBEN
RWN
GND4
GND3
NC9
(NC)GND2
(NC)LCAS
(NC)UCAS
(NC)OE
(LCAS)NC8
(OE)NC6
(A9)A11
(A8)A10
(A7)A9
(A6)A8
(A5)A7
(A4)A6
GND1
2
D0
3
D1
4
D2
5
D3
7
D4
8
D5
9
D6
10
D7
33
D8
34
D9
35
D10
36
D11
38
D12
39
D13
40
D14
41
D15
32
NC5
1
6
21
IB71A 33
GND2 GND3
12 13
+5V
VCC6
VCC3
38
DAKN1
RAS1N
WEN
RAS0N
MA1
MA10
MA0
MA11
RSTN
MRDN
33
IB43A
2 7
3 6
4 5
1 8
2 7
3 6
4 5
77
78
76
82
79
81
848387
868085
RST
MA1
MA0
TIE9
TDO
WEN
MA10
MA11
RAS1
RAS0
GND7
MRDN
DAKN0
DAKN1
BROM
LH
MION
TIE6
A8
40
41
4344454647
42
CPUA8N
BROMN
MION
50
CPUD8X
CPUD9X
CPUD10X
CPUD11X
45
CPUD12X
CPUD13X
CPUD14X
CPUD15X
40
39
IB66A
38
37
36
1 4
35
1 8
34
2 7
33
3 6
32
IB67A
31
30
29
28
27
26
GND
CPUD0X
CPUD1X
CPUD2X
CPUD3X
CPUD4X
CPUD5X
CPUD6X
CPUD7X
CPUD15X
CPUD14X
CPUD13X
CPUD12X
CPUD11X
CPUD10X
CPUD9X
CPUD8X
DRAMVCC DRAMVCC
C70
473
GND
CPUD1X
CPUD2X
CPUD0X
364527
18
IC60 TC74LVX4245FS
GND
CPUD1
CPUD2
CPUD0
FVPP
WCMND
GND3
TDI
TIE7
TMS
TCK
50
49
48
TDI
TCK
TMS
CASLN
CASHN
0
MRDNX
CASNL
CASHL
MRDNX
MA9
MA8
MA7
0
MA6
MA5
MA4
CPUD3X
CPUD4X
CPUD5X
CPUD6X
273645
18
IB60A 0
CPUD5
CPUD6
CPUD4
CPUD3
GND
GND6
TIE8
GND5
MA2
MA3
GND4A12
VCC5
XTAL
A23
MUTE
VCC4
CPUD7X
CPUD7
Q4
Q3
Q2
Q1
Q0
D4
D3
D2
D1
D0
PD
64
TDO1
CHIP SELECTSCHIP SELECTS
IB61A 0
IC75D
13
12
HC32
CPUA23
+5V
74
73
72
71
70
69
68
67
66
65
64
63
6214
61
60
59
58
57
56
55
54
53
52
51
+5V
C40
473
GND
GND
DRAMVCC
IC71
1
CPUD0X
2 49
CPUD0X
3 48
CPUD2X
4 47
CPUD3X
5 46
6
CPUD4X
7 44
CPUD5X
8 43
CPUD6X
9 42
10 41
15
16
WEN
17
18
19
20
MA0
21
MA1
22
MA2
23
MA3
24
25
HM5118160LLT6
MA0
17
MA1
18
MA2
19
MA3
20
MA4
23
MA5
24
MA6
25
MA7
26
MA8MA8
27
MA9
28
11
12
15
RAS1N
14
CASLN
31
CASHN
30
29
WEN
13
16
22
37
42
GND
DRAMVCC
C63
473
C62
473
GND
+5V
GND
23524
3.3V1A33.3V2
5V
1
RSTN
11
INTYM
YMCLR
Q4
Q3
Q2
Q1
Q0
XTAL
PD
MUTEN
C42
473
CPUD8X
18
B1
L:A<-B
H:A->B
CPUD8
+5V
GND
NC5
VCC1
VCC2
VCC3
CPUD9X
CPUD9
D10
D11
D12
D13
D14
D15
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
CPUD10X
CPUD10
IC45A
74HC74
IB44A 33
+5V
C43
473
GND
GND4
GND3
NC12NC1
NC9
LCAS
UCAS
GND1
2
3
4
5
7
8
9
10
33
34
35
36
38
39
40
41
32
1
6
21
CPUD13X
CPUD12X
CPUD11X
183627
45
CPUD11
CPUD12
CPUD13
DAKN0
DAKN1
1 8
2 7
CPUD4
CPUD3
CPUD2
CPUD1
CPUD0
+5V
C41
473
GND
FVPP
WCMND
LHN
VCC1
D0 D15
D1 D14
D2 D13
D3 D12
VCC2
D4 D11
D5 D10
D6 D9
D7 D8
NC5
NC6
WE
RAS
NC7
NC8
A0
A1
A2
A3
VCC4
IC71A
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
NC1
NC2
NC3
RAS
LCAS
UCAS
OE
WE
NC4
GND1
GND2
GND3
HM5118160LJ6
IB72A 33
G
DIRA1A2A4A5A6A7A8GND1
23467891011
1013
12
D
PRCLR
11
^
CLK
+5V
ＰＰ改造ポイント
+5V
41
2
D
PRCLR
3
^
CLK
64
MA2
MA3
3 6
4 5
IB44
50
CPUD8X
CPUD9X
CPUD10X
CPUD11X
45
CPUD12X
CPUD13X
CPUD14X
CPUD15X
4011
36
CASLN
35
CASHN
34
MRDNXRAS1N
33
OE
MA9
32
A9
MA8
31
A8
MA7
30
A7
MA6
29
A6
MA5
28
A5
MA4
27
A4
26
GND
CPUD0X
CPUD1X
CPUD2X
CPUD3X
CPUD4X
CPUD5X
CPUD6X
CPUD7X
CPUD15X
CPUD14X
CPUD13X
CPUD12X
CPUD11X
CPUD10X
CPUD9X
CPUD8X
C71
473
GND
CPUD15X
CPUD14X
364527
IB73A 33
141516171819202122
B8B7B6B5B4B3B2
GND2 GND3
12 13
GND
CPUD15
CPUD14
C
IC45B
9
Q
R???
10K
D???
DA114
DA114
CPUD11X
CPUD10X
CPUD10
CPUD11
C45
473
IB62A 0
+5V
GND
CPUA19
CPUD12X
184536
CPUD12
TC1CLKOUT
PROGRAM
Q[0..4]
FLAGS
R54
10K
GND
INTYMOUT
IB52A 10K
1 8
PCS1
+5V
C52
100P
R63
1K
+5V
SPCSN
FDCSN
C72
1514131211109
473
Y0Y1Y2Y3Y4Y5Y6
IC72
74HC138
ABCG1G2A
GND
12364
CPUA7
CPUA6
CPUA5
INTSPC
25
DPO
26
DP
CPUD0
27
D0
CPUD1
28
D1
CPUD2
29
D2
GND
30
VSS
CPUD3
31
D3
CPUD4
32
D4
CPUD5
33
D5
CPUD6
34
D6
CPUD7
35
D7
36
INTR
GND
ATNN
BSYN
ACKN
RESN
MSGN
GND
SELN
CDN
ION
REQN
TPWR
DBN0
26
DBN1
27
DBN2
28
DBN3
29
DBN4
30
DBN5
31
DBN6
32
DBN7
33
DBNP
CPUD13X
CPUD15X
CPUD14X
27
CPUD15
CPUD14
CPUD13
34
35
36
37
TPWR
38
39
40
ATNN
41
42
IB63A 0
BSYN
43
ACKN
44
RESN
45
MSGN
46
SELN
47
CDN
48
REQN
49
ION
50
45
2 7
3 6
41
DR1
PCS0
DR1
42 23
NC NC
43
NC
44
INDEX
45
PCS0
46
PCS1
47
GND1
48
XA1
49
XA2
50
GND1
51
XB1
52
XB2
53
GND1
54
DEN0
55
GND2
56
DEN1
57
DS3
58
GND2
59
DS2
60
DS1
61
GND2
62
DS0
63
EM3
64
GND2
GND
FDDS0N
FDINDEXN
IB50A 2.2K
18
DSEL3
27
36
HIN
45
P50
FDC CON
NSCSN
LCD1N
FXCSN
IDECS1N
7
Y7
MION
G2B
5
CPUA8N
CPUA15
DBNP
DBN1
DBN2
DBN0 WADCSN
24
SD2
SD1DGSD0
SDP
IC80
MB89352A-PFQ(SCSI)
SELDGBSY
SRST
37
BSYN
SELN
RESN
ION
IC81
1
DISC
GND7
2
L1
3
L2
4
L3
5
L4
6
L5
7
GND1
GND6
8
GND2
GND5
9
GND3
GND4
10
L6
11
L7
12
L8
13
L9
14 15
TPWR REG
MCCS142236
J80
GND
DB0
GND
DB1
GND
DB2
GND
DB3
GND
DB4
GND
DB5
GND
DB6
GND
DB7
GND
DBP
GND
NC
GND
NC
GND
NC
NC
TPWR
GND
NC
GND
NC
GND
ATN
GND
NC
GND
BSY
GND
ACK
GND
RST
GND
MSG
GND
SEL
GND
C/D
GND
REQ
GND
I/O
FCN-235D050-G/J
CPUD7
INTFDC
FMT
DR0
38
39
40
TC
INT
DR0
FMT
GND2
NC
EM2
EM1
68
65
666769707374767778
246810121416182022242628303234
ED
INDEX
HIDEN
DSEL3
GGGGGGGGGGGGGGGGG
13579111315171921232527293133
+5V
C73
473
GND
DBN3
DBN5
DBN4
SD4
SD3
(OPEN)
MSG
(OPEN)CDIO
CDN
REQN
MSGN
28
27
L18
26
L17
25
L16
24
L15
23
L14
22
21
20
19
L13
18
L12
17
L11
16
L10
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
CPUD6
CPUD5
FDDMRQ1
FDDAKN1
34
363735
D7
DMAAK
DMARQ
IC50
UPD72068GF-3B9
GND2 GND1
NC
EM0
DIR
STEP
WDATAWETRK0
72 33
71
DIRNEDTRK0N
STEPN
MON
DIR
STEP
DSEL0
DSEL1
DSEL2
MOTON
SIO1N
LCD2N
LOLEDN
HILEDN
1514131211109
Y0Y1Y2Y3Y4Y5Y6
IC73
74HC138
ABCG1G2A
12364
CPUA7
CPUA6
CPUA5
DBN7
DBN6
1314151617181920212223
SD7
SD6DGSD5
A3
A2
A1
A0
CS
RST
VCC
CLK
DACK
DREQ
WR
RD
ATN
ACKDGREQ
4847464544434241403938
ACKN
ATNN
DBNP
DBN7
DBN6
DBN5
DBN4
GND
GND
DBN3
DBN2
DBN1
DBN0
C83
SCSIREG
473
CPUD4
75
WDN
SIO2N
CPUA8
29
GND2
WGN
WDATA
LTCCSN
CPUA15
12
11
10
9
8
7
6
5
4
3
2
1
2.2/50
DBN0
DBN1
DBN2
DBN3
DBN4
DBN5
DBN6
DBN7
DBNP
TPWR
ATNN
BSYN
ACKN
RESN
MSGN
SELN
CDN
REQN
ION
CPUD3
GND1
TRK0
WGATE
IDECS0N
7
Y7
G2B
5
GND
CPUA4
CPUA3
CPUA2
CPUA1
SPCSN
RSTN
+5V
DAKN0
DMRQ0
IOWRN
IORDN
C80
473
C84
CPUD2
WPN
+5V
GND
WRPT
WPROT
CPUD1
RDATA
79480
RDAT
RDATA
MION
8MHZ
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
CPUD0
25262728303132
D0D1D2D3D4D5D6
GND1
RESET
MSEL
RSEL
ENRW
ENPCS
VDD1
VDD1
GND2
HDLD
GND2
2SIDE
READY
FDRDY
SIDE
SIDE1
GND
P80
ACTL
FLTR
+5V
GND
A0
CS
WR
RD
LCT
NC
SIDE
FLT
NC
IB51A 2.2K
+5V
GND
RDY/CH
+12V
D80
TPWR
C85
2.2/50
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
DBP
NC
NC
NC
TPWR
NC
NC
ATN
NC
BSY
ACK
RST
MSG
SEL
C/D
REQ
I/O
FAN50P
GND
+5V
C50
473
GND
+5V
24
CPUA1
22
FDCSN
21
IOWRN
20
IORDN
19
RESOUT
18
17
16
15
14
13
12
11
10
9
8
7
6
5
3
2
1
GND
+5V
18
27
36
45
P51
1
2
3
4
EHR4P
RB081L-20
FS80
miniSMDC100-02
1
G
3
G
5
G
7
G
9
G
11
G
13
G
15
G
17
G
19
G
21
G
23
G
25
NC
27
G
29
G
31
G
33
G
35
G
37
G
39
G
41
G
43
G
45
G
47
G
49
G
GNDGND
8
Q
74HC74
+5V
D???
5
Q
6
Q
CPUD9X
CPUD8X
273645
18
IC62 TC74LVX4245FS
CPUD9
CPUD8
RSTN
IORDN
IOWRN
LOLEDN
HILEDN
IOWRN
D
GND
CPURDYN
XTAL
LHN
WCMND
FVPP
MUTEN
PD
CPUA1
CPUA2
CPUA3
CPUA4
IORDN
IOWRN
RWN
RSTN
RESOUT
1
2
4
5
+5V
P40
1
+5V
2
GND
TCK
3
TCK
TDO
4
TDO
TDI
5
TDI
TMS
6
TMS
JTAG 6pin PROGRAMMER
BTCK
DAWDK
TCK
TDO1
TDO
TMS
DMRQ2
DMRQ3
DAKN2
DAKN3
NSCSN
FXCSN
WADCSN
INTYM
DSPRDYN
IC75C
9
8
10
HC32
IDERDYN
+5V
C75
473
GND
IC75A
3
HC32
IC75B
6
HC32
GND
MAIN 2
IC280C
AC04
19
2
3
4
5
6
7
8
9
1
MAIN 2
BTCK
DAWDK
TCK
TDO1
TDO
TMS
CPUD[0..15]
CPUA[0..3]
DMRQ2
DMRQ3
DAKN2
DAKN3
NSCSN
FXCSN
WADCSN
INTYM
RDYN
XTAL
LHN
WCMND
FVPP
MUTEN
PD
IORDN
IOWRN
RWN
RSTN
RSTOUT
56
IC95
A1
A2
A3
A4
A5
A6
A7
A8
G1
G2
74HC541
E
IB85A 33
CPUD15
1 8
CPUD14
2 7
CPUD13
3 6
CPUD12
4 5
IB86A 33
CPUD11
1 8
CPUD10
2 7
CPUD9
3 6
CPUD8
4 5
IB83A 33
CPUD7
1 8
CPUD6
2 7
CPUD5
3 6
CPUD4
4 5
IB84A 33
CPUD3
1 8
CPUD2
2 7
CPUD1
3 6
CPUD0
4 5
ＰＰ改造ポイント多数有ります。
まだ回路図のメンテが終わっていません。
INTIDE INTDISK
INTFDC
IDEDMRQ1
FDDMRQ1
IDEDAKN1
FDDAKN1
SELFDD
H:FDD(B)
L:IDE(A)
+5V
18
IB82A
10K
R82
0
C95
473
+5V
GND
YRSTN
YIORDN
YIOWRN
YCPUA1
YCPUA2
YCPUA3
YCPUA4
CPUD0
CPUD1
CPUD2
CPUD3
CPUD4
CPUD5
CPUD6
CPUD7
1 8
2 7
3 6
4 5
18
Y1
17
Y2
16
Y3
15
Y4
14
Y5
13
Y6
12
Y7
11
Y8
IDEDMRQ1
IDERDYIORDY
IB75A 33
GND
IDED7
IDED6
IDED5
IDED4
IDED3
IDED2
IDED1
IDED0
IDECS0N
2 7
3 6
IB74 33
4 5
IB74 33
+12V
-12V
+5V
GND
IC82
2
1A
3
1B
5
2A
6
2B
11
3A
10
3B
14
4A
13
4B
1
A/B
15
G
74HC157A
P82
3
D7
5
D6
7
D5
9
D4
11
D3
13
D2
15
D1
17
D0
19
GND
21
DREQ
23
IOW
25
IOR
27
RDY
29
DACK
31
INT
33
A1
35
A0
37
CS0
39
DASP
IDECON(FAN40P)
IB82B 10K
IB74A 33
1 8
P74
15
+12V
14
-12V
13
VCC1
12
VCC2
11
GND1
10
GND2
9
LOLED
8
HILED
7
GND3
6
CPUA1
5
CPUA2
4
CPUA3
3
CPUA4
2
RST
1
TX
PH15
27
+5V
1Y
2Y
3Y
4Y
GNDRST
D10
D11
D12
D13
D14
D15
GND
GND
GND
CSEL
GND
B16
PDIAG
CS1
GND
4
DMRQ1
7
DAKN1
9
12
C82
473
21
4
D8
6
D9
8
10
12
14
16
18
20
NC
22
24
26
28
30
32
34
36
A2
38
40
GND
LCD1N
LCD2N
GND
Q0 Q0C
Q1
Q2
Q4
R191
2.7K
QOUT
6
-
5
+
GND
NJM2904M
+5V
GND
IDECS1N
IB91A 33
IB92A 33
IB93A 33
1 8
2 7
3 6
4 5
1 8
2 7
3 6
4 5
GND
IC90B
IDED8
IDED9
IDED10
IDED11
IDED12
IDED13
IDED14
IDED15
IB82D 10K
IB82C 10K
IB95A 10K
IB96A 10K
2
3
7
C90
473
IDED15
IDED14
IDED13
IDED12
IDED11
IDED10
IDED9
IDED8
IDED7
IDED6
IDED5
IDED4
IDED3
IDED2
IDED1
IDED0
45
36
IB90A 33
Q1C
Q2C
Q3CQ3
IC90A
-
+
NJM2904M
+5V
84
+V
-V
GND
18
27
36
45
18
27
36
45
18
27
36
45
18
27
36
45
IB97A 10K
1 8
2 7
3 6
4 5
IB98A 10K
1 8
2 7
3 6
4 5
R190
1K
R90 220
1
IC90C
NJM2904M
GND
+12V
P90
+5V
1
+5V
2
GND
3
NC
4
IORD
5
IOWR
6
A1
7
CS1
8
CS2
9
RST
10
D0
11
D1
12
D2
13
D3
14
D4
15
D5
16
D6
17
D7
18
VO
19
OFF
SLD19S
VO
C91
473
GND
for BACK LIGHT
W90
2
1
SCN2P
CASE FOR 3.3V DRAM,PLACE
IC60,62
C60,61,62,63
CASE FOR 5V DRAM,PLACE
IB60,61,62,63
A
B
C
GND
D
REVISION
APPROVED APPROVEDCHECKED DESIGNED
----
--
----------
-----
--
'98-6-11
-.----
--
1st EDITION
'98-7-9
K.TSURU
---
---
---
---
---
---
---
---
--- --- ---
鶴
---
---
---
---
---
---
---
---
---
E
---
---
---
---
---
---
--DS1--- '98-8-4
AKAI TITLE 8
CIRCUIT NO.
C:\WORK\MPC2000XL\‚n‚q‚b‚`‚c‰ñ˜H•}\MPC2020.DSN
Design File:
{Title}
Design Name:
Schematic Name: Rev
Description:
Created:
Modified:
main 1
{Doc}
Tuesday, July 07, 1998
AKAI ELECTRIC CO.,LTD.
L6044801
Page
Size
1 1
1.0
A1Monday, March 15, 1999
of
Page 3
A
WCMND
FVPP
DMRQ2
RSTOUT
LHN
PD
MUTEN
INTYM
WADCSN
FXCSN
DAKN2
TCK
TDO
TDO1
TMS
J330
FXP
VCC
GND
CPUD[0..15]
CPUA[0..3]
C280
473
IC280C
AC04
IC280B
3 4
GND
GND
GND
NC
NC
FXCS
FXRDY
FRDY
F1IN
F0IN
RST
IOWR
IORD
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
A1
NC
NC
NC
USYNC
F1OUT
F0OUT
MCK
VCC
VCC
GND
GND
EB16 44P
RDYN
BTCK
IORDN
IOWRN
RWN
RSTN
NSCSN
12
IC280A
AC04
IC290
1
FBIN
2
IN
3
GND
4 5
FS0 OE
AV9173-01-CS8
GND
AC04
DMRQ3
DAKN3
DAWDK
4 4
3 3
+5V
GND
5 6
GND
2 2
from CPURAM
FXP
1
2
+5V
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
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
CLK2
VDD
CLK1
FXRDYN
U1OUT
U0OUT
RSTN
IOWRN
IORDN
CPUD0
CPUD1
CPUD2
CPUD3
CPUD4
CPUD6
CPUD7
CPUD8
CPUD9
CPUD10
CPUD11
CPUD12
CPUD13
CPUD14
CPUD15
CPUA1
USYNC
U1IN
U0IN
MCKEB
FL282
8
7
6
GND
GND
+5V
GND
MMZ2012S121A
IC280D
AC04
9 8
384FSS
R290 120
GND
R330
10K
GND
R331
10K
R232
120
GND
FL281
MMZ2012S800A
11 10
+5V
R291 82
R292 82
C290
473
IC280E
AC04
L6028 DSP SPEC
INPUT LEVEL
HI 3.5Vmin
+5V
+5V
+5V +5V
C222
GND
GND
U0IN
U0OUT
U1IN
U1OUT
473
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
IC270A
74HC125A
IC270B
74HC125A
C223
473
GND
VCC4
IOR
IOW
A1
CPUD0
CPUD1
VCC5
CPUD2
CPUD3
CPUD4
CPUD5
GND4
CPUD6
CPUD7
CPUD8
CPUD9
CPUD10
CPUD11
GND5
CPUD12
CPUD13
CPUD14
TIE15
CPUD15
GND6
2 3
5 6
+5V
R???
10K
RSTN
RST
ADLRP
767778
1
4
D???
D???
TCK
DAK2
RDYL
384FS
DA114
DA114
TCK
RDY
TMS
TMS
RAS
TDO1
TIE14
TIE16
HRASN
FXRDYN
RDYLN
C221
C220
473
473
TDO
GND
GND
+5V
IORDN
IOWRN
CPUA1
CPUD0
CPUD1
CPUD2
CPUD3
CPUD4
CPUD5
CPUD6
CPUD7
CPUD8
CPUD9
CPUD10
CPUD11
CPUD12
CPUD13CPUD5
CPUD14
CPUD15
ＰＰ改造ポイント
MCLKDSP
GND
+5V +5V
1
VCC
2
CPUA3
CPUA2
CPUA1
CPUD15
CPUD14
FL280
MMZ2012S800A
IC280F
AC04
13 12
768FSA
768FSB
CPUD13
CPUD12
CPUD11
CPUD10
CPUD9
CPUD8
CPUD7
CPUD6
CPUD5
CPUD4
CPUD3
CPUD2
CPUD1
CPUD0
GND
RDYLN
CS
3
CA3
4
CA2
5
CA1
6
GND
7
D15
8
D14
9
D13
10
D12
11
D11
12
D10
13
D9
14
D8
15
VCC
16
GND
17
D7
18
D6
19
D5
20
D4
21
D3
22
D2
23
D1
24
D0
25
VCC
26
DMRQ
27
GND
28
DMAK
29
TST
30
VCC
GND
+5V
RWN
GND
26272829303132333435363738394041424344454647484950
PD
TDI
RW
TIE11
TIE12
TIE13
VCC3
GND3
XC9572-10-TQ100(WRAMA V1 R7)
FSYNCP
CAS
HCASN
120
3132333435363738394041424344454647484950515253545556575859
GND7
TDO
119
NC
VCC
VCCRDWR
IORDN
WADCS
IC220
RAMR
HRAMRN
118
RSTOUT
IOWRN
DMRQ2
TIE19
TIE18
VCC6
RASB
RAMW
+5V
33
2 7
1 8
IB220A
S1A8
RASBN
HRAMWN
U0OUT
U10OUT
USYNC
HWD13
HWD14
HWD15
117
116
115
114
113
112
WD15
WD14
U1OUT
U0OUT
USYNC
RST
GND
RDY
ROUT
LOUT
RSTN
LH
TIE9
44R1
TIE20
TIE21
TIE10
YMLR
GND2
OPDET
S2A8
S1A9
S1A8
4 5
3 6
S2A8
S1A9
111
110
VCC
GND
WD13
LRWCK
I23WCK
I01WCK
S2A9
1 8
S2A9
U1IN
109
U1IN
BTCK
CAS1
CAS0
3 6
2 7
CASN1
CASN0
GND
U0IN
R200 120
108
107
MCK
U0IN
IC200
L6028DSP
DAWDK
VCC
FXRDYN
WAI7(23)
WAI6(22)
WAI5(21)
WAI4(20)
WAI3(13)
WAI2(12)
WAI1(10)
CAS3
CAS2
VCC7
99196
100
97989594939291908988878685848382818079
+5V
33
IB221A
4 5
CASN2
5V DRAM,PLACE
R230,R231
3.3V
DRAM,PLACE
IC230
HWD11
HWD12
106
105
104
103
GND
WD12
WD11
GND
WA16
WA17
HWA16
HWA17
HWA16
HWA17
27
VCC2
TIE8
SCLK
ADLR
GND1
ADLRD
TIE7
SDATA
BTCK
TIE6
TIE5
TIE4
TIE3
TIE2
VCC1
WAI0(9)
TIE1
CAS4
GND8
GND
33
IB222A
+5V
IC230 2933
C230
10/50
HWD7
HWD8
HWD9
HWD10
102
101
1009998979695949392
VCC
WD9
WD8
WD10
WA18
WA19
WA20
WA21
HWA18
HWA19
HWA20
HWA21
HWA22
HWA18
HWA19
HWA20
HWA21
HWA22
184536
+5V
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
IB222B
2 7
1 8
CASN4
CASN3
R230 0
R231 0
IN OUT
GND
GND
HWD5
HWD6
WD7
WD6
WD5
WA22
WA23
GND
HWA23
+5V
HWA23
GND
33
3 6
HWD4
WD4
ZTN
LOW 1.5Vmax
OUTPUT LEVEL
IB206A
33
HI 2.4Vmin(Ioh=-4/-8mA)
Vdd-0.5V(Ioh=-1uA)
LOW 0.4Vmax(Iol=4/8mA)
VSS-0.05(Iol=
1 1
WA16
BTCK
LRWCK
LOUT
ROUT
I23WCK
I01WCK
YMLR
182736
45
IB205A
WA23
WA21
WA20
WA22
WA19
WA18
WA17
B
44R1
MUTEN
INTYM
PD
OPDETN
YMLR
+5V
C225
10/50
GND
SCLK
ADLR
R220 390
SDATA
BTCK
C224
100P
HWA23
HWA22
HWA21
HWA20
HWA13
HWA12
HWA10
HWA9
GND
4 5
RAS13BN
DRAMVCC
C231
10/50
HWD0
HWD1
HWD2
HWD3
+5V
91
VCC
WD3
WD2
WD1
WD0
VCC
GND
GND
TOUT
ROM
RAMW
RAMR
RAS
CAS
VCC
WA15
WA14
WA13
WA12
WA11
GND
WA10
WA9
WA8
VCC
WA7
WA6
WA5
WA4
WA3
WA2
WA1
WA0
GND
VCC
TA0
TA1
TA2
TA3
VCC
60
+5V
+5V +5V
C200
C201
473
473
GND
33
PD
SDATA
PD
SCLK
+5V
C270
473
GND
WD11
WD14
WD15
WD13
WD12
45
182745
36
IC217
TC74LVX4245FS
C218
473
GND
+5V +5V
C217
473
GND
90
89
88
87
86
HRAMWN
85
HRAMRN
84
HRASN
83
HCASN
82
81
HWA15
80
HWA14
79
HWA13
78
HWA12
77
HWA11
76
75
HWA10
74
HWA9
73
HWA8
72
71
HWA7
70
HWA6
69
HWA5
68
HWA4
67
HWA3
66
HWA2
65
HWA1
64
HWA0
63
62
61
GND
+5V
C203
C202
473
473
GND
GND
33
IB210A
DRAMVCC DRAMVCC
23524
G
B1
3.3V1A33.3V2
L:A<-B
H:A->B
5V
DIRA1A2A4A5A6A7A8GND1
1
23467891011
HWD11
HWD12
HWD13
HWD14
HWD15
HRAMRN
HRAMWN
HRAMRN
HRASN
HCASN
HWA15
HWA14
HWA13
HWA12
DRAMVCC
20
VCC
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
1
G1
19
G2
10
GND
GND
DRAMVCC
20
VCC
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
1
G1
19
G2
10
GND
GND
DRAMVCC
20
VCC
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
A8
1
G1
19
G2
10
GND
GND
WA[0..23]
HRAMWN
HRAMRN
HRASN
HCASN
HWA15
HWA14
HWA13
HWA12
HWA11
HWA10
HWA9
HWA8
HWA7
HWA6
HWA5
HWA4
HWA11
HWA10
HWA9
HWA8
HWA7
HWA6
HWA5
HWA4
HWA3
HWA2
HWA1
HWA0
HWA2
HWA1
HWA0
IC260
11
PI
12
RST
+5V
C260
473
GND
74HC4060
C261
20P
GND
WD9
WD8
WD10
182736
33
IB209A
141516171819202122
B8B7B6B5B4B3B2
GND2 GND3
12 13
GND GND
HWD8
HWD9
HWD10
3.3V DRAM,USE
IC215,217
C215,216,217,218
IC212
18
Y1
17
Y2
16
Y3
15
Y4
14
Y5
13
Y6
12
Y7
11
Y8
74LCX541MTC
IC211
18
Y1
17
Y2
16
Y3
15
Y4
14
Y5
13
Y6
12
Y7
11
Y8
74LCX541MTC
IC210
18
Y1
17
Y2
16
Y3
15
Y4
14
Y5
13
Y6
12
Y7
11
Y8
74LCX541MTC
R261
1M
Q4
Q5
Q6
Q7
Q8
Q9
Q10
Q12
Q13
Q14
PO
PO
X260
11.2896M
WD[0..15]
GND
GND
DRAMVCC
DRAMVCC
DRAMVCC
R260
1K
C216
473
C215
473
GND
GND
GND
7
5
4
6
14
13
15
1
2
3
9
10
GND
PD
5V
1
4 5
3 6
2 7
1 8
IB227A
C212
473
C211
473
4 5
3 6
2 7
1 8
IB226A
4 5
3 6
2 7
1 8
IB224A
C210
473
C262
20P
FSYNCP
ADLRP
SDATAP
WD6
WD7
45
33
IB208A
23524
G
B1
3.3V1A33.3V2
L:A<-B
H:A->B
DIRA1A2A4A5A6A7A8GND1
23467891011
HWD6
HWD7
4 5
3 6
2 7
1 8
IB228A
0
0
IB200A
33
IB201A
33
IB203A
33
0
4 5
3 6
2 7
1 8
IB225A
0
0
MUTEN
WD4
WD5
182736
HWD4
HWD5
10
13
WD0
WD3
WD2
WD1
182736
45
141516171819202122
B8B7B6B5B4B3B2
HWD0
HWD1
HWD2
HWD3
18
27
36
45
3.3V DRAM,USE
IC210,211,212
C210,211,212
IB204A
33
IC270C
74HC125A
98
IC270D
74HC125A
1211
IB207A
33
GND2 GND3
12 13
18
27
36
45
18
27
36
45
IB212A
45
33
36
27
18
IB211A
45
33
36
27
18
ROMN
IB202A 33
18
27
36
45
SCLKP
WD13
WD15
WD14
WD12
2 7
1 8
4 5
3 6
IC215 TC74LVX4245FS
HWD12
HWD13
HWD14
HWD15
18
27
36
45
C
ANALOG BLOCK
PD
FSYNCP
ADLRP
MUTEN
SDATAP
SCLKP
WD11
4 5
HWD11
WA7
WA6
WA5
WA4
WD10
WD9
2 7
3 6
HWD9
HWD10
WA15
WA14
WA13
WA12
WA15
WA14
WA13
WA12
64A11
64A10
ANALOG
WD8
1 8
HWD8
RAMWN
RAMRN
RASN
CASN
RAMWN
RAMRN
RASN
CASN
WA11
WA10
WA9
WA8
WA7
WA6
WA5
WA4
WA3
WA2
WA1
WA0
WA3HWA3
WA2
WA1
WA0
384FS
BTCK
LRWCK
LOUT
IB217A 0
WD7
WD6
3 6
4 5
HWD6
HWD7
WA11
WA10
WA9
WA8
BTCK
LRWCK
LOUT
IB218A 0
5V DRAM,USE
IB215,216,217,218
IC250 IB211 IB212
64M O X
16M X O
5V DRAM,USE
IB224,225,226,227,228
D
+5V
WD8
WD9
WD10
WD11
WD12
WD13
WD14
WD15
WD0
WD1
WD2
WD3
WA0
WA1
WA2
WA3
WA4
WA5
WA6
WA8
WD4
WD5
WD6
WD7
WA7
S2A8
S2A9
RAS13BN
RASBN
CASN3
CASN4
CASN4
CASN3
RASBN
RAS13BN
RAMWN
DRAMVCC
WD0
WD1
WD2
WD3
WD4
WD5
WD6
WD7
RAMWN
RASBN
IB250A 0
RAMWN
RASBN
WA8
WA9
WA0
WA1
WA2
WA3
DRAMVCC
C250
473
GND
WD2
WD4
WD5
2 7
HWD5
WD0
WD1
WD3
3 6
4 5
1 8
2 7
1 8
IB216A 0
IB215A 0
HWD0
HWD1
HWD2
HWD3
HWD4
from CPURAM
XTAL
IB251A
0
INTYM
OPDETN
MUTEN
YMLR
SDATA
SCLK
ADLR
14
23
14
23
CASN0
+5V
PD
IC250
1
VCC1
2 49
D0 D15
3 48
D1 D14
4 47
D2 D13
5 46
D3 D12
6
VCC2
7 44
D4 D11
8 43
D5 D10
9 42
D6 D9
10 41
D7 D8
11
NC1
4.7K
R340
12
13
14
15
16
17
18
19
20
21
22
23
24
25
WA0
WA1
WA2
WA3
WA4
WA5
WA6
WA7
WA12
WA13
+5V
BTCK
LOUT
ROUT
I01WCK
I23WCK
LRWCK
GND
(NC)GND2
VCC3(NC)
(NC)LCAS
WE(NC)
RAS(NC)
(NC)UCAS
NC2
NC3
(LCAS)NC8
NC4(WE)
(UCAS)NC7
NC5(RAS)
A0(NC)
A1(NC)
A2(A0)
A3(A1)
A4(A2)
A5(A3)
( )16M
VCC4
KM416V4104B-6
or HM5118160ALTT6
IC250A
17
A0
18
A1
19
A2
20
A3
23
A4
24
A5
25
A6
26
A7
27
A8
28
A9
11
NC1
12
NC2
15
NC3
14
RAS
31
LCAS
30
UCAS
29
OE
13
WE
16
NC4
22
GND1
37
GND2
42
GND3
HM5118160LJ6
4.7K
R341
IB340A
1 8
33
2 7
3 6
4 5
IB341A
1 8
33
2 7
3 6
4 5
IB342A
1 8
33
2 7
3 6
4 5
GND4
GND3
NC9
(NC)OE
(OE)NC6
(A9)A11
(A8)A10
(A7)A9
(A6)A8
(A5)A7
(A4)A6
GND1
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
NC5
VCC1
VCC2
VCC3
50
45
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
GND
2
3
4
5
7
8
9
10
33
34
35
36
38
39
40
41
32
+5V
1
6
21
14
IB253A 0
23
14
IB252A 0
23
64M DRAM,PLACE
IB251,253
16M DRAM,PLACE
IB250,252
+5V
+12V
-12V
GND
WD15
WD14
WD13
WD12
WD11
WD10
WD9
WD8
WD0
WD1
WD2
WD3
WD4
WD5
WD6
WD7
WD8
WD9
WD10
WD11
WD12
WD13
WD14
WD15
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
29
30
31
32
33
34
CASN0
RAMRN
CASN0
RAMRN
64A11
64A10
WA7
WA6
WA5
WA4
P340
+5V
+5V
GND
GND
PD
MUTE
YMLR
GND
INTYM
GND
SDATA
SCLK
FSYNC
ADLR
GND
OPDETN
GND
BTCK
LOUT
ROUT
GND
I01WCK
I23WCK
LRWCK
XTAL
GND
GND
GND
+12V
+12V
GND
GND
-12V
-12V
IB-M208P 34P
WD8
WD9
WD10
WD11
WD12
WD13
WD14
WD15
WD0
WD1
WD2
WD3
WA0
WA1
WA2
WA3
WA4
WA5
WA6
WA8
WD4
WD5
WD6
WD7
WA7
S1A8
S1A9
RAS13BN
RASBN
CASN1
CASN2
CASN2
CASN1
RASBN
RAS13BN
RAMWN
+5V
GND
J300
1
GND
2
DQ0
3
DQ16
4
DQ1
5
DQ17
6
DQ2
7
DQ18
8
DQ3
9
DQ19
10
VCC
11
NC
12
A0
13
A1
14
A2
15
A3
16
A4
17
A5
18
A6
19
A10
20
DQ4
21
DQ20
22
DQ5
23
DQ21
24
DQ6
25
DQ22
26
DQ7
27
DQ23
28
A7
29
A11
30
VCC
31
A8
32
A9
33
RAS3
34
RAS2
35
NC
36
NC
37
NC
38
NC
39
GND
40
CAS0
41
CAS2
42
CAS3
43
CAS1
44
RAS0
45
RAS1
46
NC
47
WE
48
NC
49
DQ8
50
DQ24
51
DQ9
52
DQ25
53
DQ10
54
DQ26
55
DQ11
56
DQ27
57
DQ12
58
DQ28
59
VCC
60
DQ29
61
DQ13
62
DQ30
63
DQ14
64
DQ31
65
DQ15
66
NC
67
PD1
68
PD2
69
PD3
70
PD4
71
NC
72
GND
SIMM72
GND
J310
1
GND
2
DQ0
3
DQ16
4
DQ1
5
DQ17
6
DQ2
7
DQ18
8
DQ3
9
DQ19
10
VCC
11
NC
12
A0
13
A1
14
A2
15
A3
16
A4
17
A5
18
A6
19
A10
20
DQ4
21
DQ20
22
DQ5
23
DQ21
24
DQ6
25
DQ22
26
DQ7
27
DQ23
28
A7
29
A11
30
VCC
31
A8
32
A9
33
RAS3
34
RAS2
35
NC
36
NC
37
NC
38
NC
39
GND
40
CAS0
41
CAS2
42
CAS3
43
CAS1
44
RAS0
45
RAS1
46
NC
47
WE
48
NC
49
DQ8
50
DQ24
51
DQ9
52
DQ25
53
DQ10
54
DQ26
55
DQ11
56
DQ27
57
DQ12
58
DQ28
59
VCC
60
DQ29
61
DQ13
62
DQ30
63
DQ14
64
DQ31
65
DQ15
66
NC
67
PD1
68
PD2
69
PD3
70
PD4
71
NC
72
GND
SIMM72
E
+5V
WA18
WA21
WA0
WA3
WA6
WA9
WA12
WA15
ROMN
WD0
WD3
WD6
WD9
WD12
WD15
FVPP
WA17
WA20
WA23
WA2
WA5
WA8
WA11
WA14
RAMWN
WCMND
WD2
WD5
WD8
WD11
WD14
WA16
WA19
WA22
WA1
WA4
WA7
WA10
WA13
RAMRN
+5V
R320
4.7K
WD1
WD4
WD7
WD10
WD13
DIN60P3C(REVERSE)
J320
+12V
NC
WA18
WA21
WA0
GND
WA3
WA6
WA9
WA12
WA15
ROM
GND
VCC
WD0
WD3
WD6
WD9
WD12
WD15
FVPP
NC
WA17
WA20
WA23
GND
WA2
WA5
WA8
WA11
WA14
RAMW
GND
VCC
WCMND
WD2
WD5
WD8
WD11
WD14
NC
VCC
WA16
WA19
WA22
GND
WA1
WA4
WA7
WA10
WA13
RAMR
GND
VCC
FBSY
WD1
WD4
WD7
WD10
DIN60S3B(OPT REVERSE)
WD13
GND
+12V
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P320
+12V
NC
WA18
WA21
WA0
GND
WA3
WA6
WA9
WA12
WA15
ROM
GND
VCC
WD0
WD3
WD6
WD9
WD12
WD15
FVPP
NC
WA17
WA20
WA23
GND
WA2
WA5
WA8
WA11
WA14
RAMW
GND
VCC
WCMND
WD2
WD5
WD8
WD11
WD14
NC
VCC
WA16
WA19
WA22
GND
WA1
WA4
WA7
WA10
WA13
RAMR
GND
VCC
FBSY
WD1
WD4
WD7
WD10
WD13
EXGND
EX1
EX2
EX3
EX4
EX5
EX6
EX7
EX8
EX9
EX10
EX11
EX12
EX13
EX14
EX15
EX16
EX17
EX18
EX19
EX20
EX21
EX22
EX23
EX24
EX25
EX26
EX27
EX28
EX29
EX30
EX31
EX32
EX33
EX34
EX35
EX36
EX37
EX38
EX39
EX40
EX41
EX42
EX43
EX44
EX45
EX46
EX47
EX48
EX49
EX50
EX51
EX52
EX53
EX54
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
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
P330
+12V
NC
WA18
WA21
WA0
GND
WA3
WA6
WA9
WA12
WA15
ROM
GND
VCC
WD0
WD3
WD6
WD9
WD12
WD15
FVPP
NC
WA17
WA20
WA23
GND
WA2
WA5
WA8
WA11
WA14
RAMW
GND
VCC
WCMND
WD2
WD5
WD8
WD11
WD14
NC
VCC
WA16
WA19
WA22
GND
WA1
WA4
WA7
WA10
WA13
RAMR
GND
VCC
FBSY
WD1
WD4
WD7
WD10
WD13
DIN60P3C
---
---
REVISION
APPROVED APPROVEDCHECKED DESIGNED
----
A
B
C
D
--
----------
-----
--
------
-.----
1st EDITION
'98-6-11
K.TSURU
----
---
---
---
---
---
---
---
--- --- ---
鶴
---
---
---
---
---
---
---
---
E
---
---
---
---
---
---
---
------ ---
AKAI TITLE 8
CIRCUIT NO.
C:\WORK\MPC2000XL\‚n‚q‚b‚`‚c‰ñ˜H•}\MPC2020.DSN
Design File:
MAIN 2/3
Design Name:
Schematic Name: Rev
Description:
Created:
Modified:
main 2
{Doc}
Thursday, July 02, 1998
AKAI ELECTRIC CO.,LTD.
L6044801
Page
Size
1 1
0.0
A1Monday, March 15, 1999
of
Page 4
A
B
C
D
E
C15
AC_L1
P10
2
4 4
3 3
2 2
F1
SW400
Y0
F2
Y1
F3
Y2
F4
Y3
F5
1 1
Y4
F6
D400
GMA01
GMA01
GMA01
GMA01
GMA01
PA1
1
VHR3-2P BLK
J100
IN
SMPTE
OUT
J110
J200
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
S15B-PH-K
9 8/OTHER
SW401 D401
ENT 2/SYNC
SW411SW410 D410
3/MIDI 1/SONG
SW421SW420 D420
6/DISK 5/MIXER
SW431SW430 D430
MAIN SCREEN
SW441SW440 D440
WINDOW 7
SW451SW450 D450
AC_L
AC_N
C10
DE1110E 102M
TERMINAL EARTH
+12V -12V
LEDLOEN
LEDHIEN
CPUA1
CPUA2
CPUA3
CPUA4
RSTN
TX
GND
PA2
GMA01
D411
GMA01
D421
GMA01
D431
GMA01
D441
GMA01
D451
C11
C12
DE1110E 102M
C13
DE1110E 102M
1
1
FL100
EMIFIL
FL101
EMIFIL
FL110
EMIFIL
GNDSMP
+5V
SW402 D402
4/SOUND
SW442 D442
C14
MKP3362 683M
DE1110E 102M
INH
INC
SPOUT
PA3
GMA01
GMA01
GMA01
GMA01
GMA01
B4B-PH-K
SHIFT STEP<
SW403 D403
0 STEP> <<BAR
SW413 D413
AFTER
SW423 D423
TAP TEMPO
UNDO
SW443 D443
ERASE
SW453 D453
3 4
2 1
P101
4
3
2
1
+5V
GMA01
GMA01
GMA01
D433
GMA01
GMA01
L10
HR-24-562
CPUA4
CPUA1
CPUA2
CPUA3
PA4
SW434SW433
SW444
SW454
AC_N1
W500
4
3
2
1
WIRE ASSY L4014 W500
W800
5
4
3
2
1
WIRE ASSY L4014 W800
SW240
ROTARY ENCODER
IC220
13
D
1
S0
2
S1
3
S2
14
G
15
CLR
74HC259
SW404 D404
GMA01
SW414 D414
GMA01
GOTO
SW424 D424
GMA01
REC
D434
GMA01
OVWEDUB
D444
GMA01
STOP
D454
MKP3362 103M
1
2
4
3
C16
MKP3362 103M
VR500
1
B(MIN)
2
A(MIN)
3
A(TAP)
4
B(TAP)
5
A(MAX)
6
B(MAX)
VR800
1
B(MIN)
2
A(MIN)
3
A(TAP)
4
B(TAP)
5
A(MAX)
6
B(MAX)
CPUA[1..4]
1
2
3
CLICK
GND
+5V
C220
473
GND
4
Q0
5
Q1
6
Q2
7
Q3
9
Q4
10
Q5
11
Q6
12
Q7
SW405
PA5
SW415SW412 D412
SW425SW422 D422
SW435 D436
SW445 D446
SW455SW452 D452
SW_L
SW10
SDDF3A
SW_N
MAX
TAP
MIN
RK14K124 50KCX2
MAX
TAP
MIN
RK14K124 10KBX2
+5V +5V
R241
R240
10K
10K
1
2
3
PLAY
D405
GMA01
D415
GMA01
↓
D425
GMA01
->
D435
GMA01
<-
D445
GMA01
^
D455
P20
2
1
VHR3-2P
R242 1K
R243 1K
R220
270
R221
1K
R2221KD222
R223
270
R2241KD224
PA6
SW446
C241
473
D220
GL-3KG8(GREEN)
D221
GL3-HD43(RED)
GL3-HD43(RED)
D223
GL-3KG8(GREEN)
GL3-HD43(RED)
Y[0..7]
>>BAR
SW436SW432 D432
GMA01
PLAY START
GMA01
GNDGND
C240
473
AFTER
REC
UNDO SQ
+5V
PLAY
OVER DUB
PA7
PA[0..7]
GND
GND
Y6
Y7
+5V
IB250
1
COM
RSIP8
PC4
PC5
IC230
Y0
15
Y0
Y1
14
Y1
Y2
13
Y2
Y3
12
Y3
Y4
11
Y4
Y5
10
Y5
Y6
9
Y6
Y7
7
Y7
74HC138
C300
473
C301
473
C320
473
C321
473
2
PA0
2
R
PA1
3
R
PA2
4
R
PA3
5
R
PA4
6
R
PA5
7
R
PA6
8
R
PA7 PA3
9
R
A
B
A
B
C
G1
G2A
G2B
+5V
C230
473
GND
+12V
84
+V
IC300C
M5238AL
-V
-12V
+12V
84
+V
IC320C
M5238AL
-V
-12V
VR350
+5V GND
1
2
3
6
4
5
GND
+5V
PA3
PA4
PA2
PA1
PA0
PA1
PA2
PA4
PA5
PA6
PA7
PB0
PB1
PB2
PB3
PB[0..3]
AN0
AN1
AN2
AN3
CPUA4
CPUA3
CPUA2
CPUA1
+5V
IB251
+5V
1
30P
+5V
+5V
+5V
+5V
C251
2
3
4
5
6
7
8
9
A
B
D304
GMA01
D305
GMA01
D314
GMA01
D315
GMA01
D324
GMA01
D325
GMA01
D334
GMA01
D335
GMA01
COM
R
R
R
R
R
R
R
R
RSIP8
PC1
PC2
PC3
NMIN
R250 4.7K
X250
12MHZ
R251
1M
R300 470
C302
103
R310 470
C312
103
R320 470
C322
103
R330 470
C332
103
PB4
PB5
PB6
PB7
PC4
PC5
NMIN
PC7
PB4
PB5
PB6
PB7
PC4
PC5
PC7
+5V
+5V
GND GND
GND
IC250
1
PA0
2
PA1
3
PA2
4
PA3
5
PA4
6
PA5
7
PA6
8
PA7
9
PB0
10
PB1
11
PB2
12
PB3
13
PB4
14
PB5
15
PB6
16
PB7
17
PC0/TxD
18
PC1/RxD
19
PC2/SCK
20
PC3/INT2
21
PC4/TO
22
PC5/CI
23
PC6/CO0
24
PC7/CO1
25
NMI
26
INT1
27
MODE1
28
RST
29
MODE0
30
X2
31
X1
32 33
VSS AVss
C252
UPD78C10AGQ-36
30P
AN[0..4]
J250
1
2
3
4
5
6
7
8
9
10
11
12
13
S13B-PH-K
VDD
STOP
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
PF7
PF6
PF5
PF4
PF3
PF2
PF1
PF0
ALE
WR
RD
AVdd
Varef
AN7
AN6
AN5
AN4
AN3
AN2
AN1
AN0
C303 47P
R301 20K
IC300A
M5238AL
C313 47P
IC300B
M5238AL
C323 47P
IC320A
M5238AL
C333 47P
R331 20K
IC320B
M5238AL
-
1
+
-
7
+
-
1
+
-
7
+
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
GND
+5V
ALE
2
3
6
5
2
3
6
5
NEXT SEQ TRACK MUTE
SW500 D501
GMA01
D510
GMA01
BPA1
BPA2
BPA3
BY7
BY6
123456789
J500
S13B-PH-K
D7
D6
D5
D4
D3
D2
D1
D0
A15
A14
A13
A12
A11
A10
A9
A8
RDN
+5V
AN4
AN3
AN2
AN1
AN0
+5V
C250
473
GND
R302 4.7K
GND
C304
560P
GND
R312 4.7KR311 20K
GND
C314
560P
GND
R322 4.7KR321 20K
GND
C324
560P
GND
R332 4.7K
GND
C334
560P
GND
4.7K
R303
4.7K
R313
4.7K
R323
4.7K
R333
A[0..15]
101112
A0
A1
A2
A3
A4
A5
A6
A7
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
13
19
18
17
16
15
14
13
12
10
A0
9
A1
8
A2
7
A3
6
A4
5
A5
4
A6
3
A7
25
A8
24
A9
21
A10
23
A11
2
A12
26
A13
27
A14
20
CE
22
OE
1
VPP
D300
GMA01
D301
GMA01
D302
GMA01
D303
GMA01
D310
GMA01
D311
GMA01
D312
GMA01
D313
GMA01
D320
GMA01
D321
GMA01
D322
GMA01
D323
GMA01
D330
GMA01
D331
GMA01
D332
GMA01
D333
GMA01
SW501 D502
GMA01
FULL LEVEL16 LEVELS
D511
GMA01
BPA4
BCPUA4
BCPUA1
BCPUA2
BCPUA3
BLEDHIEN
+5VB
GNDB
D[0..7]
IC260
74HC573
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
IC270
AM27C256
K15
K11
K7
K3
K14
K10
K6
K2
K13
K9
K5
K1
K12
K8
K4
K0
D1
D2
D3
D4
D5
D6
D7
D8
OC
C
D0
D1
D2
D3
D4
D5
D6
D7
D0
2
D1
3
D2
4
D3
5
D4
6
D5
7
D6
8
D7
9
11
1
GND
D0
11
D1
12
D2
13
D3
15
D4
16
D5
17
D6
18
D7
19
+5V
C270
473
GND
K[0..15]
A B
SW502 D503
GMA01
SW512SW510 SW511 SW513
+5V
GND
GND
PB0
PB1
PB2
PB3
D512
GMA01
+5VB
C520
473
GNDB
C260
473
IC280E
11 10
HC04
IC280F
13 12
HC04
IC280A
1 2
HC04
IC280B
3 4
HC04
IC280C
5 6
HC04
IC280D
9 8
HC04
16
13
14
15
GNDB
+5VB
1
2
3
8
LED9
LED10
LED11
LED12
LED13
LED14
LED15
LED16
+5V
GND
K15
K14
K13
K12
K11
K10
K9
K8
K7
K6
K5
K4
K3
K2
K1
K0
+5V
D
S0
S1
S2
G
CLR
GND
473
C280
SW503D500
CD
IC520
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
74HC259
LED[9..16]
R530
270
GL-3KG8(GREEN)
R532
270
GL-3KG8(GREEN)
R533
270
GL-3KG8(GREEN)
R531
270
GL-3KG8(GREEN)
R534
270
GL-3KG8(GREEN)
R535
270
GL-3KG8(GREEN)
R536
270
GL-3KG8(GREEN)
R537
270
GL-3KG8(GREEN)
4
5
6
7
9
10
11
12
FULL LEVEL
16LEVEL
GMA01
D513
GMA01
LED9
LED11
LED12
LED16
LED15
LED14
LED13
LED10
D530
D532
D
D533
B
D531
C
D534
A
D535
NEXT SEQ
D536
TRACK MUTE
D537
P300
1
K15
2
K14
3
K13
4
K12
5
PB0
6
K11
7
K10
8
K9
9
K8
10
PB1
11
K7
12
K6
13
K5
14
K4
15
PB2
16
K3
17
K2
18
K1
19
K0
20
PB3
20FR-ST
+5VB
GMA01
Y5
'98-10-07 HC259(IC220,520)-CLR(15pin)CONNECT TO +5V(from GND)
'98-9-29 78C10(IC250) MODE0(29P) RECONNECT to +5V(from GND)
A
GMA01
GMA01
GMA01
GMA01
B
GMA01
1
C
GND
C350
103
AN4
REVISION
APPROVED APPROVEDCHECKED DESIGNED
----------
----
--
-----
--
D
1st EDITION
'XX-XX-XX
-.-------
---
'98-6-11
K.TSURU
鶴
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--AKAI TITLE 8
---
---
Design File:
---
Design Name:
---
Schematic Name: Rev
---
Description:
---
Created:
---
Modified:
DS1--- '98-7-29
CIRCUIT NO.
C:\WORK\MPC2000XL\‚n‚q‚b‚`‚c‰ñ˜H•}\MPC2020.DSN
{Title}
OPERATION
{Doc}
Friday, July 10, 1998
L6044801
AKAI ELECTRIC CO.,LTD.
E
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A2Wednesday, March 24, 1999
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