Alto AMX-100, Service Manual, Page: 7 / 28

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78
A B C D
8
7
6
5
4
3
2
1
D C B A
AMX
-100F
X
.S01
Ti
te
l
Siz
e
F
ile:
Date:
Dr
aw
n By
:
Sheet
Rev
is
ion
Model No:
14-
Sep-
2004
KEVI
N LI
N.
IN
PUT
ST
EREO
(
CH3/
4-
CH5/
6)
3
2o
f
AMX
-100F
X
VER040914
A2
8 4
U19C
8 4
U18C
C143 100n C138 100n
+V
CC
-VC
C
C147 100n
C146
100n
8 4
U20C
8 4
U21C
C148 100n
C149 100n
C150 100n
C151 100n
U18~ U21=
N
JM
4580M
AMX
-100MKII/
100FX MKII
(2
/3)
3c 5e 1a 4d 2b
X5
JY
-6351G
-02-250
T R S RN TN
LINE IN 3/4
3c 5e 1a 4d 2b
X6
JY
-6351G
-02-250
T R S RN TN
LE
FT(
M
O
NO
)
RI
G
HT
3 2
1
U18A
4580M
R14 10K0
C8
22P
C55
47u/25V
R13
10K0
C6
22P
R6
10K0
C158
100P
R9
10K0
C234
100P
5 6
7
U18B
4580M
R35
10K0
C9 22P
C56
47u/25V
R44
10K0
C12
22P
R7
10K0
C159
100P
R43 10K0
C235
100P
R122
20K R123
20K
EQ HI 12KHZ
C37
18n(M
)
VR15A
B50K
R113 6K8
VR17A B50K
R112 6K8
LO
R36 10K0
C57
47u/25V
3 2
1
U19A
4580M
R83
1M
C106
22P
R63
1K1
VR16A
B50K
R108
1K3
MI
D
R127 910R
C130
12n(M
)
R128 910R
C114
33n(M
)
C115
33n(M
)
C51
12n(M
)
C47
18n(M
)
C58
47u/25V
VR24 W
50K
AU
X
-1
R140
47K
R97
4K7
C136
2.2u/50V
R116 6K8
TR6
BR
TR5 BR
R147
1K50
+V
CC
LD3 RED
R143 24K9
3 2
1
U20A
4580M
VR21A
W
50K
PEAK
C59
47u/25V
R87
3K9
R92
33K2
C107
22P
C62
47u/25V
R104
6K8
LEVEL
AUX-
PO
ST
R101
2K55
R102
2K55
LE
F
T-
B
U
S
RI
G
H
T
-BUS
BAL
PG
N
D
80HZ
2.
5K
EQ HI 12KHZ
C39
18n(M
)
VR15B
B50K
R115 6K8
VR17B
B50K
R114 6K8
LO
R45 10K0
C63
47u/25V
5 6
7
U19B
4580M
R84
1M
C109
22P
R64
1K1
VR16B B50K
R109
1K3
MI
D
R129 910R
C133
12n(M
)
R130
910R
C124
33n(M
)
C125
33n(M
)
C52
12n(M
)
C48
18n(M
)
C64
47u/25V
80HZ
2.
5K
R39
10K0 R40
10K0
R138
47K
R144
24K9
5 6
7
U20B
4580M
VR21B
W
50K
C60
47u/25V
R88
3K9
R91 33K2
C108
22P
C61
47u/25V
LEVEL
R42 10K0
R41
10K0
J3
POST (P
R
E
) VR23 B50K
R95
2K32
R96
2K32
3c 5e 1a 4d 2b
X7
JY
-6351G
-02-250
T R S RN TN
LINE IN 5/6
3c 5e 1a 4d 2b
X8
JY
-6351G
-02-250
T R S RN TN
LE
FT(
M
O
NO
)
RI
G
HT
3 2
1
U21A
4580M
R54
10K0
C35
22P
C66
47u/25V
R52 10K0
C14
22P
R48
10K0
C236
100P
R50
10K0
C239
100P
5 6
7
U21B
4580M
R56
10K0
C36 22P
C67
47u/25V
R53
10K0
C13
22P
R49 10K0
C237
100P
R51
10K0
C238
100P
R125
20K R126
20K
PRE-CH5 PRE-CH6
EQ HI 12KHZ
C40
18n(M
)
VR18A
B50K
R118 6K8
VR20A B50K
R117 6K8
LO
R57 10K0
C68
47u/25V
3 2
1
U26A
4580M
R86
1M
C110
22P
R82
1K1
VR19A
B50K
R110
1K3
MI
D
R133 910R
C134 12n(M
)
R136 910R
C126
33n(M
)
C127
33n(M
)
C53
12n(M
)
C49
18n(M
)
C100
47u/25V
VR29 W
50K
AU
X
-1
R142
47K
R98
4K7
C137
2.2u/50V
R119 6K8
TR8
BR
TR7
BR
R148
1K50
+V
CC
LD4 RED
R145
24K9
3 2
1
U27A
4580M
VR22A
W
50K
PEAK
C65
47u/25V
R89
3K9
R93
33K2
C111
22P
C103
47u/25V
R105
6K8
LEVEL
AUX-
PO
ST
R106
2K55
R107
2K55
LE
F
T-
B
U
S
RI
G
H
T
-BUS
BAL
PG
N
D
80HZ
2.
5K
EQ HI 12KHZ
C41
18n(M
)
VR18B
B50K
R121 6K8
VR20B
B50K
R120 6K8
LO
R62 10K0
C97
47u/25V
5 6
7
U26B
4580M
R85 1M
C112
22P
R81
1K1
VR19B
B50K
R111
1K3
MI
D
R134 910R
C135
12n(M
)
R135
910R
C128
33n(M
)
C129
33n(M
)
C54
12n(M
)
C50
18n(M
)
C99
47u/25V
80HZ
2.
5K
R58
10K0 R59
10K0
R141
47K
R146
24K9
5 6
7
U27B
4580M
VR22B
W
50K
C101
47u/25V
R90
3K9
R94 33K2
C113 22P
C102
47u/25V
LEVEL
R61 10K0
R60
10K0
J4
POST (P
R
E
) VR28 B50K
R99
2K32
R100
2K32
PRE-CH5 PRE-CH6
8 4
U26C
8 4
U27C
C152 100n
C153 100n
C154 100n
C157 100n
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