Akai MPC4000

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A B C D E F G H
I
J K
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9
I J K
AKAI professional M. I. Corp.
IB-48P PC 48P.BLK
SCHEMATIC DIAGRAM
DA_RST
DGND
R35 10K
R36 1K
+15V
C15
3.3/50
A+12V
D1 1SS133T C13 220/25
DGND
GND
1
IN
2
OUT
3
IC7 78L05
C19
0.047
R37 4.7K
R38 2.2K
R39 20K
-12V
LRCK
D+3.3V
A+5VDAC
DGND
R4
220
R1
220
R2
220
R3
220
DGND
C21
10/50
C22
3900p
C24
10/50
C25
10/50
R40 16K
A-12V
C61 2700PF
R61
1.1K
6 5
7
8 4
IC10B
OPA2123
A+12V
A-12V
C60 2700PF
R60 1.1K
2 3
1
8 4
IC10A
OPA2123
A+12V
A-12V
C81
2700PF
R81
1.1K
2 3
1
8 4
IC12A
OPA2123
A+12V
A-12V
C80 2700PF
R80 1.1K
6 5
7
8 4
IC12B
OPA2123
A+12V
R44 100 R45 100
6 5
7
8 4
IC11B
5532L
C69 1800PF
R67 620
A-12V
A+12V
R66
620
R62
750
R63
750
R65
620
R64
620
C68 8200PF
C70 1800PF
C62 3.3/50 C63 3.3/50
A+12V
A-12V
C82 3.3/50 C83 3.3/50
A+12V
A-12V
TR18 2SA1317
TR17
DTC114ES
A+12V
A-12V
C64 3.3/50 C65 3.3/50
R8 33
C20
0.047
2 3
1
8 4
IC11A
5532L
C71 220PF
R70 4.7K
A-12V
A+12V
R69
4.7K
R68
560
R71
560
R74
100
R75 100
R72
10K
R73
10K
C72
2200P
C73 2200P
TR1 DTC114 TR2 DTC114
J1 JACK
C66
22/50
C67
22/50
6 5
7
8 4
IC13B
5532L
C89 1800PF
R87 620
A-12V
A+12V
R86
620
R82
750
R83
750
R85
620
R84
620
C88 8200PF
C90 1800PF
2 3
1
8 4
IC13A
5532L
C91 220PF
R90 4.7K
A-12V
A+12V
R89
4.7K
R88
560
R91
560
R94
100
R95 100
R92
10K
R93
10K
C92
2200P
C93 2200P
TR3 DTC114 TR4 DTC114
J2 JACK
C86
22/50
C87
22/50
C84 3.3/50 C85 3.3/50
A+12V
A-12V
DA_RST
LRCK
D+3.3V
A+5VDAC
DGND
R20
220
R17
220
R19
220
R18
220
DGND
C33
10/50
C34
3900p
C36
10/50
C37
10/50
R42 16K
A-12V
C141 2700PF
R141
1.1K
2 3
1
8 4
IC20A
OPA2134
A+12V
A-12V
C140 2700PF
R140 1.1K
6 5
7
8 4
IC20B
OPA2134
A+12V
A-12V
C161
2700PF
R161
1.1K
2 3
1
8 4
IC22A
OPA2134
A+12V
A-12V
C160 2700PF
R160 1.1K
6 5
7
8 4
IC22B
OPA2134
A+12V
R48 100 R49 100
6 5
7
8 4
IC21B
5532L
C149 1800PF
R147 620
A-12V
A+12V
R146
620
R142
760
R143
760
R145
620
R144
620
C148 8200PF
C150 1800PF
C142 3.3/50 C143 3.3/50
A+12V
A-12V
C162 3.3/50 C163 3.3/50
A+12V
A-12V
A+12V
A-12V
C144 3.3/50 C145 3.3/50
R24 33
C20
0.047
2 3
1
8 4
IC21A
5532L
C151 220PF
R150 4.7K
A-12V
A+12V
R149
4.7K
R148
560
R151
560
R154
100
R155 100
R152
10K
R153
10K
C152
2200P
C153 2200P
TR9 DTC114 TR10 DTC114
J5
JACK
C146
22/50
C147
22/50
6 5
7
8 4
IC23B
5532L
C169 1800PF
R167 620
A-12V
A+12V
R166
620
R162
760
R163
760
R165
620
R164
620
C168 8200PF
C170 1800PF
2 3
1
8 4
IC23A
5532L
C171 220PF
R170 4.7K
A-12V
A+12V
R169
4.7K
R168
560
R171
560
R174
100
R175 100
R172
10K
R173
10K
C172
2200P
C173 2200P
TR11 DTC114 TR12 DTC114
J6
C166
22/50
C167
22/50
C164 3.3/50 C165 3.3/50
A+12V
A-12V
DA_RST
LRCK
D+3.3V
A+5VDAC
DGND
R12
220
R9
220
R11
220
R10
220
DGND
C27
10/50
C28
3900p
C30
10/50
C31 10/50
R41 16K
A-12V
C101 2700PF
R101
1.1K
6 5
7
8 4
IC15B
OPA2134
A+12V
A-12V
C100 2700PF
R100 1.1K
2 3
1
8 4
IC15A
OPA2134
A+12V
A-12V
C121
2700PF
R121
1.1K
2 3
1
8 4
IC17A
OPA2134
A+12V
A-12V
C120 2700PF
R120 1.1K
6 5
7
8 4
IC17B
OPA2134
A+12V
R46 100 R47 100
6 5
7
8 4
IC16B
5532L
C109 1800PF
R107 620
A-12V
A+12V
R106
620
R102
750
R103
750
R105
620
R104
620
C108 8200PF
C110 1800PF
C102 3.3/50 C103 3.3/50
A+12V
A-12V
C122 3.3/50 C123 3.3/50
A+12V
A-12V
A+12V
A-12V
C104 3.3/50 C105 3.3/50
R16 33
C20
0.047
2 3
1
8 4
IC16A
5532L
C111 220PF
R110 4.7K
A-12V
A+12V
R109
4.7K
R108
560
R111
560
R114
100
R115 100
R112
10K
R113
10K
C112
2200P
C113 2200P
TR5 DTC114 TR6 DTC114
J3
JACK
C106
22/50
C107
22/50
6 5
7
8 4
IC18B
5532L
C129 1800PF
R127 620
A-12V
A+12V
R126
620
R122
750
R123
750
R125
620
R124
620
C128 8200PF
C130 1800PF
2 3
1
8 4
IC18A
5532L
C131 220PF
R130 4.7K
A-12V
A+12V
R129
4.7K
R128
560
R131
560
R134
100
R135 100
R132
10K
R133
10K
C132
2200P
C133 2200P
TR7 DTC114 TR8 DTC114
J4
JACK
C126
22/50
C127
22/50
C124 3.3/50 C125 3.3/50
A+12V
A-12V
DA_RST
LRCK
D+3.3V
A+5VDAC
DGND
R28
220
R25
220
R27
220
R26
220
DGND
C39
10/50
C40
3900p
C42
10/50
C43
10/50
R43 16K
A-12V
C181 2700PF
R181
1.1K
2 3
1
8 4
IC25A
OPA2134
A+12V
A-12V
C180 2700PF
R180 1.1K
6 5
7
8 4
IC25B
OPA2134
A+12V
A-12V
C201
2700PF
R201
1.1K
2 3
1
8 4
IC27A
OPA2134
A+12V
A-12V
C200 2700PF
R200 1.1K
6 5
7
8 4
IC27B
OPA2134
A+12V
R50 100 R51 100
6 5
7
8 4
IC26B
5532L
C189 1800PF
R187 620
A-12V
A+12V
R186
620
R182
760
R183
760
R185
620
R184
620
C188 8200PF
C190 1800PF
C182 3.3/50 C183 3.3/50
A+12V
A-12V
C202 3.3/50 C203 3.3/50
A+12V
A-12V
A+12V
A-12V
C184 3.3/50 C185 3.3/50
R32 33
C20
0.047
2 3
1
8 4
IC26A
5532L
C191 220PF
R190 4.7K
A-12V
A+12V
R189
4.7K
R188
560
R191
560
R194
100
R195 100
R192
10K
R193
10K
C192
2200P
C193 2200P
TR13 DTC114 TR14 DTC114
J7
JACK
C186
22/50
C187
22/50
6 5
7
8 4
IC28B
5532L
C209 1800PF
R207 620
A-12V
A+12V
R206
620
R202
760
R203
760
R205
620
R204
620
C208 8200PF
C210 1800PF
2 3
1
8 4
IC28A
5532L
C211 1800PF
R210 4.7K
A-12V
A+12V
R209
4.7K
R208
560
R211
560
R214
100
R215 100
R212
10K
R213
10K
C212
2200P
C213 2200P
TR15 DTC114 TR16 DTC114
J8 JACK
C206
22/50
C207
22/50
C204 3.3/50 C205 3.3/50
A+12V
A-12V
A+15V A+15V1
3 5 7 9
11 13 15 17 19 21 23 25
2 4 6 8
10 12 14 16 18
20 22 24 26
AGND AGND
DGNDLRCK DGNDBCK DGND DGND
384FS
A-15V A-15V AGND AGND
DA_CCLK
SDA34 SDA56 SDA78 DA_CS
DA_PD
OPT8PARA
DA_CDTI
MUTE
SDA12
P1 P_8PARA
IN
GND
OUT
IC5 78M05
A+5VDAC
IN
GND
OUT
IC4 7808
C6 10/50
C4
0.047
+15V
IN
GND
OUT
IC6 29M33
D+3.3V
C8 10/50
C7
0.047
DGND
C9 10/50
C5
0.047
C3
0.047
IN
GND
OUT
IC1 7812
IN
GND
OUT
IC2 7912
C12 10/50
A+12V
A-12V
-15V
C1 47/25
C14
0.047
+15V
C11 10/50
C2 47/25
C10
0.1
MUTE
MUTE
D+3.3V
C17 0.047
nDA_PD_B
DA_RST
nDA_RST
nDA_CS
DA_CCLK
DA_CDTI
SOUT56 SOUT34 SOUT78
SDA12 SDA56 SDA34 SDA78
DA_MCLK DA_BCK LRCK
BLK
DA_BCLK
384FS
DA_MCLK
DA_BCK
DA_MCLK
DA_BCK
DA_MCLK
DA_BCK
DA_MCLK
DA_BCK
SOUT12 SOUT34
SOUT56 SOUT78
DA_MUTE DA_MUTE
DA_MUTE DA_MUTE
MUTE_OUT
MUTE_OUT
MUTE_OUT
MUTE
DA_MUTE
1 2
3
IC30A 74LVC08
4 5
6
IC30B 74LVC08
8
9
10
IC30C 74LVC08
11
12 13
IC30D 74LVC08
R53 4.7K
R52 4.7K
D+3.3V
DA_CCLK
DA_CCLK DA_CDTI
DA_CDTI
DA_CS
DA_CS
R54 330
C16 330PF
SOUT12
D+3.3V
C18 0.047
D+3.3V
NC
1
VIN
2
NC
3
GND
4
RES C
5
OUT
6
VCC
7
NC
8
IC8 M51957BFP
1G
1
A1
2
A2
3
A3
4
A4
5
A5
6
A6
7
A7
8
A8
9
GND
10
Y8
11
Y7
12
Y6
13
Y5
14
Y4
15
Y3
16
Y2
17
Y1
18
2G
19
VCC
20
74LVC541
RST
1
ZEROL
2
ZEROR
3
LRCK
4
DATA
5
BCK
6
SCKI
7
DGND
8
VDD
9
DEMP0
10
DEMP1
11
FMT0
12
FMT1
13
FMT2
14
MUTE
15
IOUTR-
16
IOUTR+
17
AGND1
18
VCOM1
19
VCOM2
20
IREF
21
VCOM3
22
VCC1
23
VCC2
24
IOUTL+
25
IOUTL-
26
AGND2
27
VCC3
28
IC9 PCM1730
RST
1
ZEROL
2
ZEROR
3
LRCK
4
DATA
5
BCK
6
SCKI
7
DGND
8
VDD
9
DEMP0
10
DEMP1
11
FMT0
12
FMT1
13
FMT2
14
MUTE
15
IOUTR-
16
IOUTR+
17
AGND1
18
VCOM1
19
VCOM2
20
IREF
21
VCOM3
22
VCC1
23
VCC2
24
IOUTL+
25
IOUTL-
26
AGND2
27
VCC3
28
IC14 PCM1730
RST
1
ZEROL
2
ZEROR
3
LRCK
4
DATA
5
BCK
6
SCKI
7
DGND
8
VDD
9
DEMP0
10
DEMP1
11
FMT0
12
FMT1
13
FMT2
14
MUTE
15
IOUTR-
16
IOUTR+
17
AGND1
18
VCOM1
19
VCOM2
20
IREF
21
VCOM3
22
VCC1
23
VCC2
24
IOUTL+
25
IOUTL-
26
AGND2
27
VCC3
28
IC19 PCM1730
RST
1
ZEROL
2
ZEROR
3
LRCK
4
DATA
5
BCK
6
SCKI
7
DGND
8
VDD
9
DEMP0
10
DEMP1
11
FMT0
12
FMT1
13
FMT2
14
MUTE
15
IOUTR-
16
IOUTR+
17
AGND1
18
VCOM1
19
VCOM2
20
IREF
21
VCOM3
22
VCC1
23
VCC2
24
IOUTL+
25
IOUTL-
26
AGND2
27
VCC3
28
IC24 PCM1730
R55 2.4K
10 11 12 13 14