Akai MPK 25 - Page 13

C
OFSHEET:
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DATED:DRAWN:
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PART NUMBER:
TITLE:
COMPANY:
A B D C
A B C D
6 5 4 3 2 1
DATE:LTR ECO NO: APPROVED:
REVISION RECORD
ASSY NUMBER:
NC
EXPRESSION
NC NC
AFTER-
TOUCH
*
** decoupling cap should be place close to MUX
* decoupling cap should be placed close to connector
33
M. Sti t h 1/6/2009
AD25MNC01A.sch
9-79-0504-C-0
9-40-0504-C
AD25 MAIN PCB
Copyright (c) 2009 Akai Professional
ANALOG
MAXIMUM CARE SHOULD BE TAKEN IN ROUTING ALL SIGNALS ON THIS SHEET
*
**
**
* *
AKAI
1
IO4
2
IO6
3
OUT/IN
4
IO7
5
IO5
6
INH
7
VEE
8
VSS
9
C
10
B
11
A
12
IO3
13
IO0
14
IO1
15
IO2
16
VDD
U5
74HC4051
R501M
R 2 3 100k R24 1K
R19 1K
C16
0.1uF
C17 0.1uF
C15 0.1uF
C18 0.1uF
R46
806 ohm 1%
1 2 3 4
J8
C25 0.1uF
C44 DNS 0.1uF
C43
0.1uF
C48 1000pF
R66 DNS 0 ohm
R56
33.2k 1%
R59 47.5k 1%
12
+
13
-
14
U8-D
LMV324M
R64
82.5k 1%
R61
15.8k 1%
+v
-v
4 11
U8-E
LMV324M
C72
0.1uF
C60 0.1uF
R91
2.32k 1%
R90
4.75k 1%
C61
0.1uF
R55 DNS 0 ohm
R57
11.8k 1%
R60 47.5k 1%
10
+
9
-
8
U8-C
LMV324M
C28
DNS 0.01uF
R54 15.8k 1%
C56 0.1uF
R86
1.33k 1%
R87
4.75k 1%
C62
0.01uF
R71 DNS 0 ohm
R78
11.0k 1%
R75 47.5k 1%
5
+
6
-
7
U8-B
LMV324M
R72 15.8k 1%
C73 0.1uF
R89
3.32k 1%
R88
3.32k 1%
C68
0.1uF
R73 DNS 0 ohm
R77
11.0k 1%
R74 47.5k 1%
3
+
2
-
1
U8-A
LMV324M
R80 15.8k 1%
C70 0.1uF
R92
3.32k 1%
R93
3.32k 1%
C71
0.1uF
C50
DNS 0.01uF
C27
DNS 0.01uF
C26
DNS 0.01uF
R47 0 ohm
1 2
3
D6
BAV99
12
3
D5 BAV99
SLEEVE
RING
TIP
1
2
3
4
5 6
7
J1
STEREO CLIFF CL111505W
ANALOG_SELECT1
ANALOG_SELECT0
ANALOG_SELECT2
+3V3
ANALOG_SELECT[0:2]
ANALOG_TOP
ANALOG_TOP
ANALOG_TOP
ANALOG2
PITCH
+3V3
ANALOG_TOP
ANALOG_TOP
ANALOG_TOP
ANALOG_TOP
MOD