M-Audio ACCENT MODULE MIK1, Service Manual, Page: 13 / 39

13
Circuit Boards
Main Board Schematic-08
2 - ALL CAPACITANCE VALUES ARE INDICATED IN "F". ( U = 0.000001F; P = 0.000001UF. ) 1 - ALL RESISTANCE VALUES ARE INDICATED IN "ohm". (K = 1,000ohm; M = 1,000,000ohm. )
REMARK :
R189
680 1%
R190
680 1%
R128
10K 1% R131
10K 1%
R177 68K 1%
R178 68K 1% - +
2 3
1
U16-A
- +
6 5
7
U16-B
C88 100U/16V
C89 100U/16V
R179
56 ohm
R180
56 ohm
C90 100p 5%
C91
100p 5%
R27
15K 1%
R64
15K 1%
R77
12K 1%
C92
1n 5%
C93
100p 5%
R66
15K 1%
R72
15K 1%
R73
12K 1%
C100 1n 5%
C101
100p 5%
FB25 FB26
C99
1000pF
C104
1000pF
C119 100pF
C124
100pF
- +
6 5
7
U17-B
- +
2 3
1
U17-A
8 4
U16-C
R205
10 OHM
C251
10U/16V
C252 0.1U
R26
10 OHM
C84
10U/16V
C85
0.1U
8 4
U17-C
R71
470 1%
R74
470 1%
1
CPVDD
2
CAPP
3
CPGND
4
CAPM
5
VNEG
6
OUTL
7
OUTR
8
AVDD
9
AGND
10
DEMP
20
DVDD
19
DGND
18
LDOO
17
XSMT
16
FMT
15
LRCK
14
DIN
13
BCK
12
SCK
11
FLT
U19
PCM5100-A
C27 0.1U
C30
2.2U
C67
2.2U
C68 0.1U
C72
0.1U
C144 180P 5%
C145
1U
C148
1U
R75 10K
R76
0 OHM
R79 4.7K
R80
10k 1%
R81 4.7 OHM
C149
10U/10V C165 10U/16V
C166 2.2nF
C176 2.2nF
C177
10U/16V
C178 0.1U
R82
0 OHM
R83
0 OHM
C179
10U/16V
C180 0.1U
R84
0
R86
0
R110
4.7K
C182
10U/16V
C183 0.1U
C184 0.1U
R119 4.7K
R120
10K
R121 4.7K
C185
10U/16V
C186 0.1uF
C189 0.1U
R122 4.7K
R123
10K
1 2 3
CN8
To headphone board CN1
R89
0 OHM
R90
0 OHM
C227
8pF
C228 8pF
C229 22pF
R155
2.2K
R156
2.2K
Q8 BC817
Q18 BC817
C221
10uF
C98
10uF
HP_R
HP_L
+8VA
+8VA
HP_R HP_L
+3.3VA'
VC3_DA
A5_I2S_BCLK0 A5_I2S_LRCLK0
DA_MUTE_CTL
A5_I2S_DO1
+3.3VA'
+3.3VA
+3.3VA'
AGND
+3.3VD
VC3_DA
AGND
+8VA
AGND
+8VA
AGND
MUTE