Alto S-6 Service Manual

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S6-IN1-3EQ.Sch
Titel
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Date:
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Sheet
RevisionModel No:
19-Sep-2003
KEVIN LIN.
INPUT STAGE ( CH1-CH4 )
31of
ALTO S-6
VER020915
A2
R1
4R7
R2
4R7
C148
1n
C147
1n
C15
1000u/10V
R3
4R7
VR1
010K
R159
1K50
R30
2K49
5
6
7
U2B
4580M
R52
5K11
C19
22P
C44
47u/25V
R16
20K
2
1
3
4
X1
JY-5042-030G
3c
5e
1a
4d
2b
X2
JY-6351G-02-250
EQ HI
12KHZ
C99
18n(M)
VR3
B50K
R74
6K8
VR5
B50K
R73
6K8
LO
R165
10K
C45
47u/25V
5
6
7
U5B
4580M
R106
1M
C127
22P
R100
1K1
VR4
B50K
R63
1K3
MID
R88
910R
C105
12n(M)
R89
910R
C151
33n(M)
C152
33n(M)
C117
12n(M)
C111
18n(M)
C46
47u/25V
VR6
W50K
AUX-1
R206
47K
R212
4K7
C123
2.2u/50V
R71
6K8
TR12
BR
TR11
BR
R120
1K5
+VCC
LD1
RED
R112
22K
3
2
1
U5A
4580M
VR8
W50K
PEAK
C47
47u/25V
R124
3K9
R130
36K
C128
22P
C48
47u/25V
R143
5K1
LEVEL
AUX-POST
VR7A
JQ10K
VR7B
JQ10K
R142
5K1
R141
5K1
LEFT-BUS
RIGHT-BUS
PAN
PGND
T
R
S
RN
TN
80HZ
2.5K
C5
330P
C11
10n
R44
470R
R34
2K49
C8
47u/63V
C7
47u/63V
R12
6K34
R11
6K34
C1
22u/35V
C2
22u/35V
R8
6K81
R7
6K81
3
2
1
U2A
4580M
R56
5K11
C23
22P
C49
47u/25V
R18
20K
2
1
3
4
X3
JY-5042-030G
3c
5e
1a
4d
2b
X4
JY-6351G-02-250
EQ HI
12KHZ
C100
18n(M)
VR9
B50K
R76
6K8
VR11
B50K
R75
6K8
LO
R166
10K
C51
47u/25V
5
6
7
U6B
4580M
R107
1M
C129
22P
R101
1K1
VR10
B50K
R64
1K3
MID
R90
910R
C106
12n(M)
R91
910R
C153
33n(M)
C154
33n(M)
C118
12n(M)
C112
18n(M)
C52
47u/25V
VR12
W50K
AUX-1
R207
47K
R213
4K7
C124
2.2u/50V
R77
6K8
TR14
BR
TR13
BR
R121
1K5
+VCC
LD2
RED
R113
22K
3
2
1
U6A
4580M
VR14
W50K
PEAK
C53
47u/25V
R125
3K9
R131
36K
C130
22P
C54
47u/25V
R146
5K1
LEVEL
AUX-POST
VR13A
JQ10K
VR13B
JQ10K
R145
5K1
R144
5K1
LEFT-BUS
RIGHT-BUS
PAN
PGND
T
R
S
RN
TN
80HZ
2.5K
LINE IN1
LINE IN2
MIC 1
MIC 2
84
U3C
4580M
84
U6C
4580M
84
U2C
4580M
C165
100n
C166
100n
+VCC
-VCC
C167
100n
C168
100n
84
U5C
4580M
PH PWR
J2
POST
(PRE)
J1
POST
(PRE)
C169
100n
C170
100n
C171
100n
C172
100n
C173
100n
C174
100n
(SOLTON 1K2)用
TR5
HR
TR1
A1316
R160
1K50
-VCC
+VCC
R31
2K49
R36
2K49
C12
10n
R45
470R
TR6
HR
TR2
A1316
-VCC
+VCC
TP2
TP4
L1
0R0
3
2
1
U1A
4580M
5
6
7
U1B
4580M
C17
22P
C21
22P
R50
5K11
R53
5K11
R39
2K49
-VCC
R33
2K49
TR7
HR
+VCC
R32
2K49
D3
BAS316
+VCC
R15
20K
-VCC
R58
10K0
R59
10K0
R51
5K11
C18
22P
84
U1C
4580M
R4
4R7
R5
4R7
C150
1n
C149
1n
C16
1000u/10V
R6
4R7
VR2
O10K
R161
1K50
R35
2K49
C6
330P
C13
10n
R46
470R
R41
2K49
C10
47u/63V
C9
47u/63V
R13
6K34
R14
6K34
C4
22u/35V
C3
22u/35V
R10
6K81
R9
6K81
PH PWR
TR8
HR
TR3
A1316
R162
1K50
-VCC
+VCC
R37
2K49
R42
2K49
C14
10n
R47
470R
TR9
HR
TR4
A1316
-VCC
+VCC
L2
0R0
3
2
1
U3A
4580M
5
6
7
U3B
4580M
C20
22P
C24
22P
R54
5K11
R57
5K11
R43
2K49
-VCC
R40
2K49
TR10
HR
+VCC
R38
2K49
D4
BAS316
+VCC
R17
20K
-VCC
R60
10K0
R61
10K0
R55
5K11
C22
22P
(U1) (U2) (U3) (U5) (U6)
D6
1N4002
D7
1N4002
ZD1
1N5261
C50
47uF/100V
D11
1N4002
D10
1N4002
C55
47uF/100V
TR21
7815A
C180
1000uF/35V
PGND
C175
1000u/25V
D8
RLS4148
TP3
+16V
C181
1000uF/35V
C176
1000u/25V
D9
RLS4148
TP1
-16V
C177
100uF/100V
PGND
R20
390K
C179
47uF/100V
R62
10K
R65
10R
R19
20K
C178
47uF/100V
TP5
+48V
TR23
TIP122
+VCC
-VCC
PH PWR
TR22
7915A
PHANTOM PWR
(47V 0.5W)
CN1
AC IN
SW1
PGND
R163
0R0
1
2
3
SW2A
PS-22E85L
4
5
6
P
SW2B
PS-22E85L
1. [HR]:2SA1036K
2. [BR]:2SC2412K
NOT E:
S6-PU1
S6-PU1.SCH
S6-IN2-3EQ
S6-IN2-3EQ .SC H

Alto S-6 Specifications

General

Brand	Alto
Model	S-6
Category	Music Mixer
Language	English