Akai MPC Service Manual

1 1
2 2
3 3
4 4
5 5
6 6
D D
C C B B
A A
NC
FPGA JTAG
MOUNTINGHOLES
Copyright 2011 - Akai Professional
11 VCCpins but onl y 10 caps OK duet o pin proximity
RCfi lt er for VD DA
USB DISCONN ECT
TO REAR DIG PCB
STM32 SW-JTAG
Not used for SW-JTAGmode
TO REAR DIG PCB
USB shield
D- D+
USB GND
USB data lines must be shielded, twisted pair
NCNC
MAIN-20120619.SchDoc
Backli ght set for 64mA
+3.3V LCD GND SPI GND SPI GND SPI MOSI SPI CLK SPI A 0 SPI \SS \LCD RESET BACKLIGHT
TO DISPLAY
2012/5/22
MJS/DRM
ACV0 TOP PANEL PCB
9-79-0605-B-5
9-40-0605-B
ASSY NUMBER:
123456
D C B A
C D B A
COMPANY: TITLE: PART NUMBER: FILENAME: SCALE:
RELEASED: DRAWN: DATED:
DATED:
SIZE:
SHEET: OF
121
C
AKAI PROFESSIONAL
0.1uFC53
0.1uF
C52
0.1uF
C51
0.1uF
C50
0.1uF
C58
0.1uF
C54
0.1uF
C55
0.1uF
C57
1 2 3 4 5 6 7 8
J5
47K
R4
47K
R41
TP9
10uF,10V
C49
DNS_0 ohm
R42
DNS_0 ohm
R106
DNS_0 ohm
R107
1KR55A
1K
R55B
1K
R55C
1K
R55D
1K
R56A
1K
R56B
1K
R56C
1K
R56D
1K
R57A
1K
R57B
1K
R57C
1K
R57D
1K
R58A
1K
R58C
1K
R58D
1K R32A
1K
R32B
1K
R32C
1K
R36A
1K
R36B
1K
R36C
1K
R36D
1K
R39A
1K
R39B
1K
R39C
1K
R39D
1K
R40A
1K
R40B
1K
R40C
1K
R40D
ST M32F103RCT6
VBAT
1
PC13-TAMPER-RTC
2
PC14-OSC32_IN
3
PC15-OSC32_OUT
4
PD0-OSC_IN
5
PD1-OSC_OUT
6
RST
7
PC0
8
PC1
9
PC2
10
PC3
11
VSSA
12
VDDA
13
PA0-WKUP
14
PA1
15
PA2
16
4847
PA13
46
PA12
45
PA11
44
PA10
43
PA9
42
PA8
41
PC9
40
PC8
39
PC7
38
PC6
37
PB15
36
PB14
35
PB13
34
PB12
33
PA14
49
PA15
50
PC10
51
PC11
52
PC12
53
PD2
54
PB3
55
PB4
56
PB5
57
PB6
58
PB7
59
BOOT0
60
PB8
61
PB9
62
63 64
VDD
32
VSS
31
PB11
30
PB10
29
PB2
28
PB1
27
PB0
26
PC5
25
PC4
24
PA7
23
PA6
22
PA5
21
PA4
20
1918
PA3
17
U4
0.1uF
C6
10uF,10V
C7
0.1uF
C8
0.1uF
C13
0.1uF
C16
0.1uFC14
4.7uF,6.3V
C85
10K
R5
1.0 ohm
R85
TP13
TP14
0.1uF
C92
TP15
MBT4401
Q50
47K
R16
36K
R17 10K R20
MBT4401
Q51
1.50K 1%
R47
220 ohm
R64A
220 ohm
R64B
220 ohm
R64C
220 ohm
R64D
220 ohm
R63A
220 ohm
R63B
220 ohm
R63C
220 ohm
R63D
100 ohm
R45
100 ohm
R46
100 ohm
R50
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
J16
10K
R225
10KR226 10K
R227
TP4
TP5
EFC-PM24-SD26H3-3Z
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
J25
47 ohm
R97B
47 ohm
R97C
47 ohm
R97D
47 ohm
R97A
47 ohm
R98C
47 ohm
R98D
47 ohm
R203
47 ohm
R202
18pF C15
220 ohm
R1
18pF
C17
0.1uFC119
TP_+5V
0.1uFC99
TP_+3V3
22 ohm
R51
22 ohm
R75
TP_GND
100 ohm
R368
1K
R32D
1K
R58B
47uF,16V
C97
47uF,16V
C120
1uF
C118
47 ohmR44
47 ohm
R104
0.1uF C142
47 ohm
R6
47 ohm
R43
47 ohm
R95
47 ohm
R102
47 ohm
R109
47 ohm
R170
100pFC114
100pF
C115
1000pF
C86
1000pF
C87
DNS_0 ohm
R86
47 ohm
R169
47 ohm
R224
47 ohm
R204
1 2 3 4 5 6 7 8 9
10
J11
47 ohm
R208
47 ohm
R209
100pFC175
100pF
C176
1000pF
C88
1000pF
C89
SPI_SS
SPI_A0
LCD_RESET
ST M_TDI ST M_TRST
LED-ROW18
SPI_CLK SPI_MOSI
LED-COL00
DATA06
DATA06
DATA07
DATA07
LED-COL01 LED-COL02 LED-COL03 LED-COL04 LED-COL05 LED-COL06 LED-COL07
DATA05
DATA05
DATA04
DATA04
DATA03
DATA03
DATA02
DATA02
DATA01
DATA01
DATA00
DATA00
LED-ROW17 LED-ROW16 LED-ROW7
LED-ROW9 LED-ROW8
LED-ROW19
LED-ROW11 LED-ROW12 LED-ROW13
LED-ROW20
LED-ROW10 LED-ROW14
LED-ROW21 LED-ROW15 LED-ROW22 LED-ROW23 LED-ROW24 LED-ROW25 LED-ROW26 LED-ROW27 LED-ROW28 LED-ROW29
LED-COL0[0..7]
LED-ROW[0..29]
LED-ROW[0..29]
DATA0[0..7]
DATA0[0..7]
DGND
+3.3V
DGND
+3.3V
DGND
DGND
DGND
LED_RCLK
LED_SCLK
LED_SDATA_PADS
DGND
DGND
+3.3V
DGND
DGND
ST M_TMS ST M_TCK
DGND
+VDDA
POT_GND
ST M_RST
+3.3V
DGND
+3.3V
FPGA_EN
FPGA_ALE
FPGA_DS
DGND
MIDI-FROM-AVR32
USB_DIS
USB_DIS
DGND
DGND
+3.3V
DGND
MIDI_TO_OUT1 MIDI_TO_OUT2
MIDI_FROM_IN2
MIDI_TO_OUT3 MIDI_TO_OUT4 MIDI-TO-AVR32
USB_ENUM
FOOT1 FOOT2
ST M_RST
ST M_TDO
ST M_TCK ST M_TMS
AMUX2
USB_ENUM
DGND
DGND
DGND
DGND
+5V
+3.3V
+VBUS
+VBUS
MIDI_TO_OUT1 MIDI_TO_OUT2 MIDI_TO_OUT3 MIDI_TO_OUT4
MIDI_FROM_IN2
LED_SDATA_BUTTONS
MIDI-TO-AVR32
MIDI_FROM_IN1
DGND
+5V +3.3V
DGND
DGND
AN_SEL0 AN_SEL1 AN_SEL2
SW_SCAN1 SW_SCAN0
ST M_TDO
AMUX3
DGND
PAD_RETURN0 PAD_RETURN1
AMUX0 AMUX1
PAD_RETURN2
DGND
PAD_RETURN3
MIDI_FROM_IN1
MIDI-FROM-AVR32
FPGA_ALE
FPGA_EN
FPGA_DS
ENC-B
ENC-A
PAD_SCAN_SEL1 PAD_SCAN_SEL0
SW_SCAN2 SW_SCAN3
SW_EN
DATA0[0..7]
LED-ROW[0..29]
LED-COL0[0..7] LED-ROW[0..29]
47 ohmR103
47 ohm
R105
47 ohm
R98A
47 ohm
R98B
C56 0.01uF
R96 0 ohm
R171 0 ohm
R2200 ohm R2210 ohm R2280 ohm R2290 ohm R2300 ohm R2310 ohm R2320 ohm R2380 ohm
R234 0 ohm R243 0 ohm R244 0 ohm R245 0 ohm
C22 0.01uF
TP1 TP2 TP3 TP6
X1
8 MHz
1 2 3 4 5
J19
1 2 3 4 5
J20
C187 0.1uF_DNS
+5V
DGND
C186
10uF,16V_DNS
R2350 ohm
PL2A
1
PL2C
2
PL2B
3
PL2D
4
PL3A
5
PL3B
6
PL3C
7
PL3D
8
PL4A
9
VCCIO3
10
PL4C
11
12
PL4D
13
PL5B
14
PL7B
15
PL8C
16
PL8D
17
PL9A
18
PL9C
19
PL10A
20
PL10C
21
PL11A
22
PL11C
23
24
GND IO3
25
TMS
26
PB2C
27
TCK
28
TDO
31
PB4C
32
TDI
33
PB4E
34
VCC
35
PB5B
36
PB5D
37
PB6B
38
PB6C
39
40
VCCIO2
41
GND IO2
42
PB8B
43
PB8C
44
PB8D
45
PB9A
46
PB9C
47
SLEEP
48
PB9D
49
PB9F
50
PR11D
51
PR11B
52
PR11C
53
PR11A
54
PR10D
55
PR10C
56
PR10B
57
PR10A
58
PR9D
59
60
PR9B
61
62
PR7B
63
PR6C
64
PR6B
65
PR5D
66
PR5B
67
PR4D
68
PR4B
69
PR3D
70
PR3B
71
PR2D
72
PR2B
73
VCCIO1
74
GND IO1
75
PR9F
76
PT9E
77
PT9C
78
PT9A
79
80
81
PT7E
82
PT7A
83
GND
84
PT6B
85
PT5B
86
PT5A
87
VCC_AUX
88
PT4F
89
90
PT3F
91
VCCIO0
92
GND IO0
93
PT3B
94
PT3A
95
PT2F
96
PT2E
97
PT2B
98
PT2C
99
PT2A
100
30
29
U3
LCMXO640C-3TN100C
LED-ROW1 LED-ROW0 LED-ROW3 LED-ROW2 LED-ROW5 LED-ROW4 LED-ROW6
C3 0.1uF
C121 0.1uF
C122 0.1uF
DGND
+3.3V
DGND
1
2
3
4
VCC GND
U33 1.000MHz
D- D+
C204 1000pF
C205 1000pF
DGND
FPGA_RW
FPGA_RW
R301 10K
LED_OE
+3.3V

Akai MPC Specifications

General

Impedance	16 Ω
Driver unit	50 mm
Magnet type	Neodymium
Ear coupling	Circumaural
Headphone frequency	12 - 24000 Hz
Headphone sensitivity	114 dB
Cable length	2.1 m
Product color	Black, Red, Silver
Wearing style	Head-band
3.5 mm connector	Yes
Connectivity technology	Wired