Alto S-6 Service Manual

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S6-IN2-3EQ.Sch
Titel
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File:
Date:
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Sheet
RevisionModel No:
19-Sep-2003
KEVIN LIN.
INPUT STAGE ( CH3-CH6)
32of
ALTO S-6
VER020915
A2
3c
5e
1a
4d
2b
X7
JY-6351G-02-250
C80
47u/25V
3
2
1
U9A
4580M
R108
1M
C139
22P
C81
47u/25V
VR18
W50K
AUX-1
R209
47K
R215
4K7
C125
2.2u/50V
R82
6K8
TR16
BR
TR15
BR
R122
1K50
+VCC
LD3
RED
R116
22K
3
2
1
U11A
4580M
VR20A
W50K
PEAK
C82
47u/25V
R127
3K9
R138
36K
C140
22P
C85
47u/25V
R155
5K1
LEVEL
AUX-POST
VR19A
JQ10K
VR19B
JQ10K
R154
5K1
R153
5K1
LEFT -BUS
RIGHT-BUS
BAL
PGND
T
R
S
RN
TN
LINE IN 5/6
3c
5e
1a
4d
2b
X8
JY-6351G-02-250
T
R
S
RN
TN
LEFT(MONO)
RIGHT
3
2
1
U7A
4580M
R182
10K
C31
22P
C79
47u/25V
R181
10K
C30
22P
R178
10K
C217
100P
R180
10K
C219
100P
5
6
7
U7B
4580M
R190
10K
C32
22P
C86
47u/25V
R189
10K
C33
22P
R179
10K
C218
100P
R188
10K
C220
100P
C87
47u/25V
5
6
7
U9B
4580M
R109
1M
C142
22P
C88
47u/25V
R26
20K
R27
20K
R184
10K
R185
10K
R208
47K
R117
22K
5
6
7
U11B
4580M
VR20B
W50K
C83
47u/25V
R126
3K9
R137
36K
C141
22P
C84
47u/25V
LEVEL
R187
10K
R186
10K
C92
47u/25V
3
2
1
U10A
4580M
R111
1M
C143
22P
84
U9C
4580M
84
U12C
4580M
84
U8C
4580M
84
U10C
4580M
C207
100n
C205
100n
C208
100n
C206
100n
C95
47u/25V
+VCC
-VCC
VR24
W50K
C209
100n
C210
100n
AUX-1
R211
47K
84
U11C
4580M
R216
4K7
C126
2.2u/50V
R85
6K8
TR18
BR
TR17
BR
R123
1K50
+VCC
LD4
RED
R118
22K
3
2
1
U12A
4580M
VR26A
W50K
PEAK
C89
47u/25V
R128
3K9
R140
36K
C144
22P
C98
47u/25V
R156
5K1
LEVEL
AUX-POST
VR25A
JQ10K
VR25B
JQ10K
R157
5K1
R158
5K1
LEFT -BUS
RIGHT-BUS
BAL
PGND
C93
47u/25V
5
6
7
U10B
4580M
R110
1M
C145
22P
J3
POST
(PRE)
TP16
TP18
C94
47u/25V
R201
10K
R202
10K
R210
47K
R119
22K
5
6
7
U12B
4580M
VR26B
W50K
C96
47u/25V
R129
3K9
R139
36K
C146
22P
C97
47u/25V
LEVEL
R204
10K
R203
10K
3c
5e
1a
4d
2b
X9
JY-6351G-02-250
T
R
S
RN
TN
LINE IN 7/8
3c
5e
1a
4d
2b
X10
JY-6351G-02-250
T
R
S
RN
TN
LEFT(MONO)
RIGHT
3
2
1
U8A
4580M
R199
10K
C36
22P
C90
47u/25V
R196
10K
C34
22P
R192
10K
C221
100P
R193
10K
C222
100P
5
6
7
U8B
4580M
R198
10K
C37
22P
C91
47u/25V
R197
10K
C35
22P
R194
10K
C223
100P
R195
10K
C224
100P
84
U7C
4580M
R28
20K
R29
20K
TP22
TP21
(PRE)
POST
J4
(U7) (U8) (U9) (U10) (U11)
C38
100n
C39
100n
C40
100n
C41
100n
(U12)
C42
100n
C43
100n
TP15
TP17
TP19
TP20
EQ HI
12KHZ
C101
18n(M)
VR15A
B50K
R79
6K8
VR17A
B50K
R78
6K8
LO
R183
10K
R102
1K1
VR16A
B50K
R66
1K3
MID
R92
910R
C107
12n(M)
R93
910R
C155
33n(M)
C156
33n(M)
C119
12n(M)
C113
18n(M)
80HZ
2.5K
EQ HI
12KHZ
C103
18n(M)
VR15B
B50K
R81
6K8
VR17B
B50K
R80
6K8
LO
R191
10K
R103
1K1
VR16B
B50K
R67
1K3
MID
R94
910R
C108
12n(M)
R95
910R
C157
33n(M)
C158
33n(M)
C120
12n(M)
C115
18n(M)
80HZ
2.5K
EQ HI
12KHZ
C102
18n(M)
VR21A
B50K
R84
6K8
VR23A
B50K
R83
6K8
LO
R200
10K
R105
1K1
VR22A
B50K
R68
1K3
MID
R96
910R
C109
12n(M)
R97
910R
C159
33n(M)
C160
33n(M)
C121
12n(M)
C114
18n(M)
80HZ
2.5K
EQ HI
12KHZ
C104
18n(M)
VR21B
B50K
R87
6K8
VR23B
B50K
R86
6K8
LO
R205
10K
R104
1K1
VR22B
B50K
R69
1K3
MID
R98
910R
C110
12n(M)
R99
910R
C161
33n(M)
C162
33n(M)
C122
12n(M)
C116
18n(M)
80HZ
2.5K

Alto S-6 Specifications

General

Brand	Alto
Model	S-6
Category	Music Mixer
Language	English