Circuit Diagram (Main Board: 2/3) - Roland AD-10 Service Notes

Acoustic preamp
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Sep. 2017

Circuit Diagram (Main Board: 2/3)

fig.d-main-2.eps@L
AD-10 MAIN BOARD (Analog)
R155
10k
1608
2
4
GTR 1
3
1
TP133
C188
typ:-10dBu
JK7
UnPop
max:+7dBu
HTJ-064-22HSPP
AVCC
GND
GND
MK2
GT-10 JACK COVER L
TP168
10
20
30
GND
D+3.3
1
TP187
C54
R117
UnPop
2.7k
GND
GND
R88
10k
1608
2
4
GTR 2
3
1
TP130
C90
typ:-10dBu
JK2
UnPop
max:+7dBu
HTJ-064-22HSPP
AVCC
GND
GND
MK3
GT-10 JACK COVER L
TP60
10
20
30
GND
D+3.3
1
C46
R60
UnPop
4.7k
GND
GND
R142
10k
1608
2
4
RETURN
3
1
TP120
C134
typ:-10dBu
JK3
UnPop
max:+7dBu
HTJ-064-22HSPP
GND
GND
MK4
UnPop
GT-10 JACK COVER L
10
20
30
GND
D+3.3
1
C93
R132
UnPop
4.7k
GND
GND
22
AVCC
D12
1SS362FV
1
2
TP135
3
C187
Q26
C111
1uF
GND
2SK880-GR
3300pF
3225
3
C100
Film
10uF
16V
R15
R157
10M
33k
1608
Q27
R159
TP53
1
2SC4738-GR
10k
0.5%
1
TP54
R158
C69
3
10k
10uF
R154
0.5%
16V
D13 2
470
0.5%
1SS362FV
GND
GND
GND
Q17
DTA114EUAT106 (PB FREE)
GTR1-DET
AVCC
D8
1SS362FV
1
2
TP36
C89
3
1uF
Q28
C77
GND
2SK880-GR
3300pF
3225
3
C76
Film
10uF
16V
R1
R90
10M
33k
1608
R96
TP19
1
10k
Q29
0.5%
2SC4738-GR
1
TP27
R95
C47
3
10k
10uF
R67
0.5%
16V
D10 2
470
0.5%
1SS362FV
GND
GND
GND
Q15
DTA114EUAT106 (PB FREE)
GTR2-DET
AVCC
D15
1SS362FV
1
2
C133
3
1uF
Q33
GND
2SK880-GR
3225
3
C109
Film
10uF
16V
R98
TP136
220k
AVREF-SR
R84
10k
0.5%
GND
Q31
DTA114EUAT106 (PB FREE)
RTN-DET
A+3.3
C120
0.1uF
3
YCOM
4
3Y
2
2Y
5
1Y
1
0Y
13
XCOM
11
3X
B
15
2X
A
14
1X
12
0X
INH
R82
270k
0.5%
R83
100k
0.5%
R94
33k
0.5%
R72
R106
10k
0.5%
5.6k
GND
C81
22pF
R74
0.5%
27k
IC4
0.5%
2
NJM2115V(TE1)
1
3
C82
UnPop
ADREF-GTR1
A+3.3
R92
10k
ADREF-GTR1
0.5%
C88
TP137
0.1uF
R109
C178
C94
10k
10uF
0.1uF
0.5%
16V
GND
A+3.3
C79
0.1uF
3
YCOM
4
3Y
2
2Y
5
1Y
1
0Y
13
XCOM
11
3X
B
15
2X
A
14
1X
12
0X
INH
R7
270k
0.5%
R14
100k
0.5%
R45
33k
0.5%
R21
R49
10k
0.5%
5.6k
GND
C70
22pF
R28
0.5%
27k
IC7
0.5%
2
NJM2115V(TE1)
1
3
C72
UnPop
ADREF-GTR2
A+3.3
R33
10k
ADREF-GTR2
0.5%
C20
TP24
0.1uF
R53
C75
C73
10k
10uF
0.1uF
0.5%
16V
GND
TP138
R161
10k
C115
R105
3300pF
0.5%
5.6k
C104
22pF
-8.63dB
R107
0.5%
27k
IC11
0.5%
2
NJM2115V(TE1)
1
3
C105
UnPop
A+3.3
ADREF-RTN
R112
10k
ADREF-RTN
0.5%
C107
TP139
0.1uF
C132
C108
R126
10uF
0.1uF
10k
16V
0.5%
GND
AVCC
C190
10uF
16V
IC3
IC10
NJM4580V-TE1-#Z#ZB
NJM4580V-TE1-#Z#ZB
GND
GND
fc1=1.48kHz
fc2=8.61kHz
TP179
TP178
Gain=15.3dB
gain0=-8.55dB
gain1=+1.76dB
9
gain2=+11.38dB
MPX1-B
10
gain3=+20.00dB
MPX1-A
6
IC6
SN74LV4052APWR
TP21
C102
10uF
16V
R75
R61
C144
10k
TP20
150k
10uF
0.5%
0.5%
16V
C117
UnPop
R162
R172
R173
6
7
+23.52dB
ADREF-GTR1
5
C80
IC4
UnPop
NJM2115V(TE1)
SDDA1
LRCK0
MCK0
BCK0
XCODEC-PDN
SDAD1
GND
fc1=1.48kHz
fc2=8.61kHz
Gain=15.3dB
TP71
TP68
gain0=-8.55dB
gain1=+1.76dB
9
gain2=+11.38dB
MPX2-B
10
gain3=+20.00dB
MPX2-A
6
IC9
SN74LV4052APWR
TP14
C4
10uF
16V
R31
R11
C5
TP8
10k
150k
10uF
0.5%
0.5%
16V
C78
UnPop
R177
0
R305
0
R306
0
6
7
ADREF-GTR2
+23.52dB
5
C60
IC7
UnPop
NJM2115V(TE1)
SDDA2
LRCK0
MCK0
BCK0
XCODEC-PDN
SDAD2
TP88
C38
10uF
16V
R110
R103
C45
10k
TP87
150k
10uF
0.5%
0.5%
16V
C116
UnPop
R80
R148
R160
6
7
ADREF-RTN
5
C99
+23.52dB
IC11
UnPop
NJM2115V(TE1)
SDDA0
LRCK0
MCK0
BCK0
XCODEC-PDN
SDAD0
AVCC-PHONE
R166
R32
DAREF-XLR
10k
33k
0.5%
0.5%
TP34
C173
0.1uF
R66
C84
R167
C87
33k
10uF
12k
0.1uF
0.5%
16V
0.5%
IC15
NJM3414AV-TE1
GND
GND
AD-10
A+3.3
R147
4.7
C63
C64
10uF
10uF
6.3V
6.3V
A/D Full +0.46dBu
D/A Full +0.46dBu
C177
C172
0.1uF
0.1uF
GND
C174
GND
10uF
TP48
16V
2
19
LIN
LOUT
C96
10uF
TP25
16V
1
20
RIN
ROUT
13
8
SDTI
SDTO
0
14
LRCK
0
15
R146
MCLK
0
16
BCLK
100
7
DEM1
6
DEM0
17
18
PDN
VCOM
12
CKS3
11
CKS2
10
CKS1
C171
C67
9
CKS0
0.1uF
10uF
6.3V
IC18
AK4556VT-E2
GND
A+3.3
R152
4.7
C65
C66
10uF
10uF
6.3V
6.3V
A/D Full +0.46dBu
D/A Full +0.46dBu
C183
C182
0.1uF
0.1uF
GND
GND
C141
10uF
16V
2
19
LIN
LOUT
C180
10uF
16V
1
20
RIN
ROUT
13
8
SDTI
SDTO
14
LRCK
R151
15
MCLK
16
100
BCLK
7
DEM1
6
DEM0
17
18
PDN
VCOM
12
CKS3
11
CKS2
10
CKS1
C181
C68
9
CKS0
10uF
0.1uF
6.3V
IC17
AK4556VT-E2
GND
A+3.3
R116
4.7
C61
C62
10uF
10uF
6.3V
6.3V
A/D Full +0.46dBu
D/A Full +0.46dBu
C118
C113
TP39
0.1uF
0.1uF
GND
C179
GND
10uF
16V
2
19
LIN
LOUT
C140
10uF
16V
1
20
RIN
ROUT
13
8
SDTI
SDTO
0
14
LRCK
0
15
R69
MCLK
0
16
TP41
BCLK
100
7
DEM1
6
DEM0
17
18
PDN
VCOM
12
CKS3
11
CKS2
10
C112
C52
CKS1
9
10uF
CKS0
0.1uF
6.3V
IC19
AK4556VT-E2
GND
AVCC
DAREF-OUT
R58
10k
0.5%
TP132
C175
0.1uF
C35
R65
C165
100uF
12k
0.1uF
16V
0.5%
GND
GND

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