Akai MPC Studio mk2, Service Manual

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MAIN.SchDoc
2020/10/26
YHT
ACVF POWER_MIDI
ASSY NUMBER:
1 2 3 4 5 6
D
C
B
A
C
D
B
A
COMPANY:
TITLE:
PART NUMBER:
FILENAME:
SCALE:
RELEASED:
DRAWN: DATED:
DATED:
SIZE:
SHEET: OF 6 2
C
AKAI PROFESSIONAL
VBUS
1
D-
2
D+
3
GND
4
5 6
SHLD
J1
TYPE-B-2.0
1
2
3 4
5
6
D1
USBLC6-2
+3.3V
USB_D_N 1
USB_D_P 1
+3.3V MIDI OUT MIDI IN +3.3V
3 5
U3B
LVC3G17
6 2
U3C
LVC3G17
VCC
8
GND
4
U3D
LVC3G17
+3.3V
MIDI_RXD 1
2
4
3
1
T
R
TRS-1/8" J2
MIDI OUT
2
4
3
1
T
R
TRS-1/8" J3
MIDI IN
1000pF C1
R1 1MΩ 1%
R2
1KΩ 1%
R3
1KΩ 1%
R4
1MΩ 1%
R6
1KΩ 1%
R5
825KΩ 1%
R15
64.9KΩ
R16
20Ω 1%
R22
33.2KΩ 1%
R10
12.7KΩ 1%
R11
40.2KΩ 1%
0.1uF
C3
0.1uF
C4
0.1uF C5
0.1uF
C9
0.1uF C10
22pF C11
1uF
C2
C7
10uF
C8
10uF
C12
10uF
C13
10uF
100uF/10V
C6
AAM
1
IN
2
SW
3
G
N
D
4
BST
5
EN/SYNC
6
VCC
7
FB
8
MP2315
U1
Q2
MBT4403
1
3
D2
12V
R17
47.5Ω 1%
R18
47.5Ω 1%
R19 221Ω 1%
R21 475Ω 1%
R20
10KΩ 1%
1000pF C23
1000pF C24
1000pF C25
1000pF C26
0.1uF
C22
1
2 3
4
U4
LTV-356T-B
BAT54S
1 2
3
D4
BAT54S
1 2
3
D3
L2
4.7uH
Q3
MBT4401
1 7
U3A
LVC3G17
DMP2123L
Q1
2
1
3
4
L1
ACM2012-2P
GND GND
+3.3V
GND
GND
GND
GND
MIDI_TXD 1
VBUS
+5V
USB_D2_N
USB_D2_P
USB_D1_N
USB_D1_P
R33
47.5Ω 1%