Alto AMX-180-FX, AMX-180 Service Manual
Service Manual
Model: AMX-180/AMX-180FX
www.altoproaudio.com
Versi on: .2
CONTENTS
1. Specification
2. Block Diagram
3. Schematic Diagram
4. Printed Circuit Board
5. Wiring Diagram
6. Test Procedure
7. Electrical Parts List
8. Exploded Views & Mechanical Parts List
9. Notes
Mono input
channels
Stereo input
channels
Impedance
Equalization
DSP
Section(For
AMX-140FX
Model)
Main Mix
Section
Power
supply
(AC/AC
Adaptor)
Physical
Microphone input Electronically balanced ,discrete input configuration
Frequency response 10Hz to 55KHz,±3dB
Distortion (THD&N) 0.005% at +4dBu, 1KHz
Gain range 0dB to 44dB(MIC)
SNR (Signal Noise
Rated)
Line input Electronically balanced
Frequency response 10Hz to 55KHz,±3dB
Distortion (THD&N) 0.005% at +4dBu, 1KHz
Sensitivity range +15dBu to –30dBu
Line input unbalanced
Frequency response 10Hz to 55KHz,±3dB
Distortion (THD&N) 0.005% at +4dBu, 1KHz
Microphone input 1.4K ohm
Channel insert return 2.5K ohm
All other inputs 10Kohm or greater
Tape out 1K ohm
All other output 120 ohm
Hi shelving
Mid bell
Low shelving
A/D and D/A converters 24bit
DSP resolution 24bit
Type of effects
Presets 256
Controls
AUX Return gain range OFF to +15dB
AUX Sends max out +22dBu
Main voltage
Power Consumption 25watts
Net weight
115dB
±12dB @2.5KHz
Hall,Room,Vocal & Plate REVERBS
Mono & Stereo DELAY(max DELAY TIME 650ms)
Chorus,Flanger & Reverb MODULATIONS
REVERB+DELAY,REVERB+CHORUS,
REVERB+FLANGER combinations
16-position PRESET Selector
16-position VARIATION Selector
PEAK LED
MUTE SWITCH with LED indicator
Fader 0 dB, channels muted:-100.0 dB r (ref.:+4dBu) Noise (Bus noise )
Fader 0 dB,all input channels assigned and set to
UNITY gain:-90dBr(re f.:+4dBu)
+22dBu balanced XLR, Max output
+22dBu unbalanced,1/4”jacks
USA/ Canada 100-120V~,60Hz
Europe 210-230V~,50Hz/60Hz
U.K/Australia 240V~,50Hz
409mm X 330mm X 43mm Dimension (W*D*H)
(16.10’’X12.99’’X1.69’’)
AMX-180:3.90Kg(8.6lb) Without Adaptor
AMX-180FX:3.97Kg(8.75lb) Without Adaptor
TRS
CONTROL ROOM OUTPUT
A
VER0 07010
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RevisionModel No:
Drawn By:
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LEFT
RIGHT
AMX180FX BLOCK DIAGRAM
ALTO MIXING CONSOLE
TRS
10-Jul-200
AMX180FX-MAP Sch
A3
Titel
Size
Fi e:
Date:
D
8
LEFT
RIGHT
TAPE OUT
2TK
765321
AUX SEND1
AUX SEND
TRS
MAIN OUT
AUX SEND2
TRS
MAIN MIX LEFT
213
TRS
dB/M C
MAIN MIX RIGHT
213
TRS
ALT 3-4 OUT
dB/M C
C
LEFT
RIGHT
ALT-3(L)
TRS
TAPE IN
ALT- (R)
2TK
TRS
B
SOLO ACTIVE
PHONES
LEFT METER
RIGHT METER
TRS
PHONES OUTPUT
AUX1
LOGIC
EFX SEND
SOLO(PFL)
AFL-R
AFL-L
AUX-2
AUX-1
ALT- (R)
ALT-3(L)
RIGHT-BUS
LEFT-BUS
LO MID HI
GAIN
LEVEL
AUX-1
LEFT-BUS
MAIN ALT
PAN
LEVEL
ALT-3
LO CUT
12K2.5K80
+
AUX2
LEVEL
R GHT-BUS
2
3
3-BAND EQ
-
ALT-
/-15db
2TK
PFL
AFL
()
()
LEVEL
MAIN MIX
LEVEL
ALT3-4
ALT 3-4
SOLO CTRL
SOLO MODE
PFL LED
(LEVEL SET)
& PHONES
CONTROL ROOM
2TK TO MIX
MAIN MIX
ALT 3-4 TO MIX
AUX-2
1
AFL-L
AFL-R
LEFT-BUS
SOLO(PFL)
AUX-2
ON
SOLO
()
AUX2
POST
1 2
R GHT-BUS
PRE
1 2
ALT-3(L)
ALT- (R)
LEFT-BUS
BALANCE
ALT-
ALT-3
RIGHT-BUS
MAIN ALT
AUX-1
AUX1
PRE
POST
LEFT-BUS
RIGHT-BUS
AFL-L
LEFT-BUS
AFL-R
SOLO(PFL)
SOLO
RIGHT-BUS
ON
()
AUX2
PRE
POST
1 2
CONTROL ROOM SOURCE
AFL L
AFL R
SOLO(PFL)
EFX SEND
SOLO(PFL)
SIP R
SIP L
AUX-2
AUX-1
ALT- (R)
ALT-3(L)
RIGHT-BUS
LEFT-BUS
AUX-2
AUX-1
LEFT-BUS
RIGHT-BUS
AUX1
1 2
PRE
POST
AUX-1
AUX-1
RIGHT-BUS
LEFT-BUS
1
3
1
3
EFX TO AUX-1
2
2
RETURN
AUX2 / DSP
AUX2 / DSP
LEVEL
75Hz
HI PASS
RSRN
3c5e1ad2b
SG/OL
12K2.5K80
12K2.5K80
/-15db
EQ
3-BAND EQ
LO MID HI
T
TN
INSERT
-
+
GAIN
-
+
CHANNEL 5,6 ONLY
+
-
AUX1 RETURN
-
-
+
SG/OL
+
-
-
+
+
DSP BOARD
213
48V
POWER
PHANTOM
MONO INPUT CHANNELS ( 1-4 )
MIC IN
D
T
RSRN
3c5e1ad2b
T
RSRN
TNTRSRN
MIC GAIN 0~60dB
L NE N
LINE IN TRIM +15dB~-45dB
3c5e1ad2b
TN
3c5e1ad2b
LEFT(MONO)
RIGHT
STEREO INPUT CHANNELS (5-12)
C
213
48V
POWER
PHANTOM
MIC5 IN
STEREO AUX RETURN 1
B
T
TN
RSRN
TN
3c5e1ad2b
LEFT(MONO)
RSRN
TN
3c5e1ad2b
R GHT
STEREO AUX RETURN 2
T
T
RSRN
TN
3c5e1ad2b
LEFT
R GHT
A
PRESETS
MUTE
VARIATIONS
DSP FOOTSWITCH
1 2 3 5 6 78
D
8
C
B
A
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3c5e1a
ALT-3 (LEFT)
R181
120R
X29
2b
TN
TRS
R183
JY-6351G-02-250
120R
4d
RN
3c5e1a
ALT-4 (RIGHT)
R182
120R
ALT3 TO CR-L
X32
2b
TN
TRS
R189
120R
JY-6351G-02-250
AMX180FXPU1
AMX180FXPU1.S01
ALT4 TO CR-R
4d
RN
AMX180FXPU1
12-Oct-2004
AMX180FXPU1.Sch
PCB# AMX180FXPU1.PCB
OUTPUT STAGE (INSERT & MAIN OUTPUT)
A3
Titel
Size
File:
Date:
AMX180FXPU1-1
7654321
R210
10K
C179
47u/25V
R34
5K1
1
U18A
C7
22P
R3
5K1
C178
1000uF/16V
5VD
PGNDDGND
4580M
3
2
ALT3-L
R35
C9
22P
R211
10K
C180
47u/25V
5K1
7
U18B
4580M
5
6
R4
5K1
ALT4-R
TR2
VCC
TR1
D1
7805
7815A
1N4002
SW10
PH PWR
PH LED
PGND
D7
C176
220uF/25V
D5
C174
R205
RLS4148
1500uF/25V
R204
1N4148
20K
R209
PGND
PGND
C177
220uF/25V
-VCC
TR4
D6
RLS4148
TR3
7915A
C173
1500uF/25V
0R
PHANTOM
C170
D2
1N4002
D3
47uF/100V
1N4002
R206
TIP122
C175
SW11
10R
220uF/100V
C172
47uF/100V
ZD1
1N5261
(47V 0.5W)
C171
10K
47uF/100V
390K
R208
R207
CN2.5-2P-90
D4
1N4002
R184
3c5e1a
4d
RN
120R
MAIN R (UNBAL)
X30
JY-6351G-02-250
2b
TRS
TN
R186
120R
R185
3c5e1a
120R
MAIN L (UNBAL)
X33
2b
TN
TRS
R190
120R
JY-6351G-02-250
MAIN-R-2
MAIN-R-3
4d
RN
C169
47uF/50V
CN2.5-2P-90
PGND
MAIN-L-2
MAIN O U T
MAIN-L-3
RIGHT
(BALANCED)
213
R195
R192
X37
120R
120R
JY-5030-030G
213
123
789
R201
R200
5K1
P
5K1
LEFT
X38
JY-5030-030G
SW9A
PS-42E85L
SW9C
PS-42E85L
R196
R193
120R
120R
R197
120R
101112
R194
120R
456
R203
R199
120R
5K1
P
SW9D
PS-42E85L
R198
R202
5K1
120R
P
SW9B
PS-42E85L
CN5
PHANTOM PWR
AC IN
INSERT1
3c5e1a
4d
RN
RTN-CH1
INS-CH1
MAIN-R-2
MAIN-R-3
MAIN-L-2
MAIN-L-3
X28
INSERT2
JY-6351G-02-250
2b
TRS
TN
R180
120R
RTN-CH2
INS-CH2
RTN-CH3
INS-CH3
RTN-CH4
3c5e1a
INS-CH4
X31
INSERT3
JY-6351G-02-250
4d
2b
TRS
RN
TN
R187
120R
3c5e1a
X34
INSERT4
JY-6351G-02-250
4d
2b
TRS
RN
TN
R188
120R
3c5e1a
X35
JY-6351G-02-250
4d
2b
TRS
RN
TN
R191
120R
3c5e1a
X36
4d
JY-6351G-02-250
2b
FOOTSW
1 2 3 4 5 6 78
D
C
B
A
B
PRE CH10
C
R151
20K
PRE CH11
R150
20K
PRE CH12
R155
20K
D
12
PRE CH9
20K
R149
A
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C108
47u/25V
7
U16B
10K
R114
4580M
C56
22P
1110987654321
AMX180FXPU1-2
10K
R84
C127
N
RSRN
3c5e1a4d2b
LINE IN 9
R100
20K
C97
47u/25V
1
22P
C55
U11A
4580M
R66
8K2
3
2
22P
C54
R65
5K11
R81
VR9
Z10K
R24
6.81K 1%
C8
470P
10K
7
22P
C53
22P
C52
C10
47P
R25
PH PWR
R52
27R
C35
6.81K 1%
U12B
4580M
5K11
R64
5
6
C42
1000uF/10V
R45
3K60
47uF 50V
(LEVEL 4dBu/ 10dBv)
R82
22P
C51
10K
18K
R79
C121
R15
4R7
N
RSRN
X23
SMC 6 02
3c5e1a4d2b
U12A
C34
R80
4580M
3
47uF 50V
10K
1
R63
5K11
2
R44
3K60
R16
4R7
213
4
MIC 5
LINE IN 5
100P
R159
R156
100P
C106
R96
10K
5
6
R110
2K
10K
R106
22P
C69
C129
100P
X7
JY 6351G 02 250
LEF (MONO)
PRE CH5
20K
R147
47u/25V
7
U13B
4580M
10K
R83
5
6
10K
R93
2K
18K
R90
22P
C66
100P
C124
X4
JY 6351G 02 250
(MONO)
LEF
C109
47u/25V
1
U16A
4580M
10K
R113
C72
22P
(LEVEL 4dBu/ 10dBv)
SW7A
PS 22E85L
10K
R107
C131
N
RSRN
3c5e1a4d2b
C68
22P
10K
SW5A
PS 22E85L
18K
R89
C122
N
RSRN
3c5e1a4d2b
10K
R112
3
2
2K
R160
10K
R108
100P
RIGH
LINE IN 10
PRE CH6
C107
47u/25V
1
10K
R97
2
2K
R157
18K
R91
100P
RIGH
LINE IN 6
SW7B
PS 22E85L
22P
C71
100P
C132
X8
JY 6351G 02 250
20K
R148
U13A
4580M
3
X5
(LEVEL 4dBu/ 10dBv) (LEVEL 4dBu/ 10dBv)
10K
R94
SW5B
PS 22E85L
22P
C64
100P
C123
JY 6351G 02 250
C110
47u/25V
7
U17B
10K
R115
4580M
C73
22P
10K
R105
C128
N
RSRN
3c5e1a4d2b
LINE IN 11
C67
22P
10K
R88
C125
N
RSRN
3c5e1a4d2b
LINE IN 7
100P
100P
R161
C103
R98
R158
10K
5
6
R111
2K
10K
R109
22P
C70
C130
100P
X9
JY 6351G 02 250
LEF (MONO)
PRE CH7
20K
R146
47u/25V
7
U15B
10K
4580M
10K
5
6
R95
2K
10K
R92
22P
C65
C126
100P
X6
JY 6351G 02 250
LEF (MONO)
C115
47u/25V
1
U17A
4580M
10K
R125
C81
22P
(LEVEL 4dBu/ 10dBv)
SW8A
PS 22E85L
10K
R122
C135
N
RSRN
3c5e1a4d2b
LINE IN 12
C79
22P
(LEVEL 4dBu/ 10dBv)
SW6A
PS 22E85L
10K
R118
C133
N
RSRN
3c5e1a4d2b
LINE IN 8
R163
100P
R162
100P
C114
R121
10K
R124
3
2
2K
10K
22P
R123
C80
100P
C136
X12
JY 6351G 02 250
RIGH
PRE CH8
20K
R154
47u/25V
1
U15A
4580M
10K
10K
R120
3
2
2K
10K
22P
R119
C78
100P
C134
X11
JY 6351G 02 250
RIGH
C24
100n
C25
100n
84
(LEVEL 4dBu/ 10dBv)
U18C
4580M
C167
C166
100n
SW8B
PS 22E85L
84
C162
100n
84
C160
100n
84
C158
100n
84
C156
100n
84
00n
C154
8
C152
100n
8
C149
100n
8
C147
100n
8
C145
100n
8
(LEVEL 4dBu/ 10dBv)
C143
100n
8
SW6B
PS 22E85L
C141
100n
8
C139
100n
8
C137
100n
84
100n
U15C
4580M
C163
100n
U13C
4580M
C161
100n
U12C
4580M
C159
100n
U11C
4580M
C157
100n
U17C
4580M
C155
100n
U16C
4580M
C153
100n
U8C
4580M
C150
100n
U7C
4580M
C148
100n
U6C
4580M
C146
100n
U5C
4580M
C144
100n
U4C
4580M
00n
C142
U3C
4580M
C140
100n
U2C
4580M
C138
100n
U1C
4580M
VCC
VCC
X27
SCP6873NS3232
APE IN APE OU
123456789101112131415
CN3
MAIN L 3
123456789101112131415
CN2
PRE CH9
12345678910111213
CN1
R N CH1
MAIN R 2
MAIN L 2
MAIN R 2
MAIN L 2
1K
R176
1 4
2 5
L(WHI E)
16
C RL R L
C RL R R
2 K N L
2 K N R
5VD
GND
PGND
DGND
PH LED
AL 4 R
AL 3 L
FOO SW
2 K IN L
2 K IN R
C RL R L
C RL R R
PRE CH10
PRE CH11
PRE CH12
AUX R N2 R
AUX R N1 R
VCC
R N CH2
R N CH3
R N CH4
1K
R177
6
3
R(RED)
AL 3 O CR L
AL 4 O CR R
16
GND
MAIN L 2
MAIN R 2
MAIN R 3
EFXR N R
EFXR N L
AUX R N2 L
AUX SEND1
AUX SEND2
AUX R N1 L
14
CN2.0 14P 180
VCC
GND
PRE CH5
PRE CH6
PRE CH7
PRE CH8
2 K IN L
2 K IN R
VCC
VCC
CN2.0 16P 180
C168
U10C
U9C
100n
C116
47u/25V
BA152 8N
BA152 8N
C151
100n
C113
47u/25V
84
84
CN2 0 16P 180
PHONES
X21
JY 6351G 02 250
3c5e1a
4d
2b
R174
R173
120R
120R
R172
120R
1
U10A
BA15218N
U9A
BA15218N
C120
6
R127
10K
22P
C119
3
2
1
3
2
10K
22P
R126
C RL R R
AMX180FXPU1
12 Oct 2004
AMX180FXPU1 S01
PCB# AMX180FXPU1 PCB
INPU S AGE ( CH1 CH4 )
A2
itel
Size
File:
Date:
R175
120R
7
U10B
BA15218N
5
7
U9B
BA15218N
5
6
C RL R L
3c5e1a4d2b
STEREO AUX
R171
C186
47u/25V
RETURN2
3c5e1a
120R
AUX R N2 L
LEF 2
LEF
CTRL ROOM OUT
4d
2b
R168
120R
C RL R L
C193
100P
X15
JY 6351G 02 250
AUX SEND1
R165
100P
3c5e1a
RSRN
120R
X13
JY 6351G 02 250
X17
4d
2b
N
R164
120R
AUX SEND1
AUX R N1 R
C185
47u/25V
3c5e1a4d2b
RIGH 1
INS CH1
123
SW1A
LO CU
PS 22E85L
20K
R140
C94
47u/25V
1
U2A
4580M
R62
5K11
3
2
22P
C48
R59
5K11
R76
10K
1
U1A
4580M
R56
5K11
3
2
VR5
Z10K
R41
3K60
R32
11K0
C31
47uF/50V
R21
6.81K 1%
C21
22u/35V
C3
470P
R13
4R7
213
4
C2
470P
MIC 1
6K8
R136
C84
0.22uF/50V
22P
C50
C83
R132
0.22uF/50V
R77
10K
22P
C47
22P
C46
R51
27R
C6
47P
C33
47uF/50V
R22
PH PWR
6.81K 1%
R12
4R7
3c5e1a4d2b
X22
SMC 6.02
LINE IN1
R142
20K
C96
47u/25V
7
U2B
4580M
5
6
1K3
R58
5K11
62K
R128
C82
0.22uF 50V
7
U1B
4580M
5
6
U3A
C41
1000uF/10V
R43
3K60
R33
11K0
470P
51K
51K
C32
C22
C1
470P
11K0
R31
C23
22u/35V
C5
R2
R1
X1
JY 6351G 02 250
U4A
47uF/50V
22u/35V
C95
4580M
R78
4580M
3
INS CH2
123
SW2A
LO CU
47u/25V
1
3
2
22P
C49
R60
10K
1
R57
2
R42
3K60
R11
4R7
4
MIC 2
PS 22E85L
20K
R141
R61
5K11
5K11
5K11
VR6
Z10K
R23
6.81K 1%
C4
470P
R14
4R7
213
6K8
R137
C89
0.22uF/50V
C87
22P
C63
0.22uF/50V
R133
R86
10K
22P
C60
22P
C58
C16
47P
R54
27R
C36
R28
PH PWR
6.81K 1%
3c5e1a4d2b
X25
SMC 6.02
LINE IN2
R145
20K
C100
47u/25V
7
U4B
4580M
5
6
1K3
47uF/50V
62K
R130
C86
0.22uF/50V
7
U3B
4580M
R68
5K11
5
6
C43
1000uF/10V
R46
R36
11K0
C27
C13
22u/35V
R7
R6
X2
3K60
470P
51K
5 K
U5A
C37
R38
11K0
47uF/50V
C26
C11
470P
JY 6351G 02 250
U6A
R87
4580M
22u/35V
C98
3
47u/25V
4580M
3
10K
1
INS CH3
123
SW3A
LO CU
PS 22E85L
20K
R143
1
R71
5K11
2
22P
C61
R70
5K11
R69
5K11
2
VR7
R47
3K60
R26
6.81K 1%
C12
470P
R17
4R7
R18
4R7
213
4
MIC 3
6K8
R138
C90
0.22uF/50V
C88
0.22uF/50V
22P
C62
R85
10K
22P
C59
22P
C57
R67
R53
Z10K
27R
C15
47P
C38
R27
PH PWR
6.81K 1%
3c5e1a4d2b
X24
SMC 6.02
LINE IN3
R129
5K11
R144
20K
C99
47u/25V
7
U6B
4580M
5
6
1K3
62K
R134
C85
0.22uF 50V
7
U5B
4580M
5
6
U7A
C44
1000uF/10V
R48
3K60
R40
11K0
R37
11K0
47uF/50V
C28
22u/35V
R8
X3
C39
47uF/50V
C14
470P
C29
51K
51K
R5
C17
470P
JY 6351G 02 250
22u/35V
C111
U8A
R117
4580M
3
47u/25V
4580M
3
10K
1
INS CH4
123
SW4A
LO CU
PS 22E85L
20K
R 52
1
R75
5K11
2
22P
C76
R74
5K11
R73
5K11
2
VR8
Z10K
R49
3K60
R30
6.81K 1%
C18
470P
R19
R20
4R7
4R7
213
4
MIC 4
6K8
R139
C93
0.22uF/50V
C92
0.22uF/50V
22P
C77
R135
R116
10K
22P
C75
22P
C74
R72
5K11
C20
47P
R55
27R
C40
R29
PH PWR
6.81K 1%
3c5e1a4d2b
X26
SMC 6.02
LINE IN4
R153
20K
C112
47u/25V
7
U8B
4580M
5
6
1K3
62K
R131
C91
0.22uF/50V
7
U7B
4580M
5
C45
1000uF/10V
R50
3K60
R39
11K0
47uF/50V
C30
C19
22u/35V
470P
51K
R10
51K
R9
3c5e1a4d2b
C183
AUX R N1 L
C191
47u/25V
X10
JY 6351G 02 250
LEF 1
RETURN1
STEREO AUX
(MONO / MAS ER)
AUX SEND2
X18
3c5e1a
4d
2b
120R
JY 6351G 02 250
N
RSRN
R169
120R
AUX SEND2
R178 R179
EFXR N L
JY 6351G 02 250
R166
C192
100P
X14
JY 6351G 02 250
RIGH
X20
JY 6351G 02 250
EFXR N R
3c5e1a4d2b
C187
R167
120R
47u/25V
3c5e1a
4d
AUX R N2 R
RIGH 2
X19
2b
JY 6351G 02 250
R170
120R
C RL R R
C194
100P
X16
JY 6351G 02 250
1 2 3 4 5 6 7 8 9 10 11 12
D
C
B
A
3
6
C107
AFL-L
R158
R218
B
AMX180FXMN1
AMX180FXMN1S02
AFL-R
6
SW21B
5
PS 42E85L
27K
R246
4K7
7
9
7
SW20C
SW21C
8
8
PS 42E85L
PS 42E85L
C38
47u/25V
7
5
U10B
4580M
R448
10K
R113
5K1
5K1
LEVEL
VR49A
10KD
R102
10K
22P
C151
C86
18n(M)
B50K
VR43B
C75
18n(M)
6K8
R66
12n(M)
VR45A
B50K
R65
6K8
EQ HI
C30
1M
R187
7
5
6
C29
47u/25V
R45
C99
12n(M)
VR44B
1K3
1K1
R11
R23
R46
12KHZ
C125
R91
10K
33n(M)
C126
33n(M)
LO
80HZ
AMX180FXMN1
AMX180FXMN1.S03
ALT-3
ALT-
SW23B
R174
3
R20
RIGHT-BUS
6
5
PS 42E85L
5K1
C160
R103
10K
C24
47u/25V
U11A
R40
VR51A
1K3
R39
VR55
22P
R449
VR56B
4580M
910R
B50K
910R
PRE CH11
SW24A
B5K
10KD
R247
R115
5K1
1
PS 42E85L
R232
LEVEL
MID
AFL-L
3
SW24B
2
5
PS 42E85L
27K
27K
R248
R220
4K7
5K1
C40
47u/25V
12K7
7
U12B
5
6
5K1
R160
R104
10K
22P
C152
C88
18n(M)
B50K
VR50B
C76
18n(M)
6K8
R68
C108
12n(M)
VR52A
B50K
R67
6K8
2 5K
LEFT-BUS
1
3
SW23A
R231
5K1
2
PS 42E85L
5K1
R173
SW23:MU E/AL 3 4
SW23:SOLO PFL
BAL
R219
4K7
5K1
R114
C39
47u/25V
12K7
1
U12A
4580M
R450
5K1
3
2
5K1
R159
PGND
1M
R184
1
22P
C148
2
C23
47u/25V
C87
18n(M)
C96
12n(M)
VR50A
B50K
1K1
R8
C72
18n(M)
EQ HI
12KHZ
AUX-1
AUX-2
SOLO(PFL)
VR46
W50K
AUX PRE
VR47
W50K
AUX POS
5K1
5K1
R172
R171
J7
POS
(PRE)
1
3
9
SW19A
2
PS 22E85L
AUX1 PRE/POS
22P
C159
VCC
R195
1K5
6K8
R79
47u/25V
C167
2.2u/50V
U9B
4580M
910R
R74
C111
12n(M)
B50K
VR45B
R73
910R
MID
2 5K
-VCC
YEL
LD20
(SOLO)
PRE CH10
6K8
B50K
6K8
R131
R446
LD21
RED
PEAK
3904
TR12
3904
TR11
R211
4K7
R123
47K
10K
R95
C133
33n(M)
C134
33n(M)
LO
80HZ
LOGIC
2K2
(LOG C=2 0V or 0 5V)
LOGIC
D7
BAS316
10
12
SW21D
PS 42E85L
11
PS 42E85L
6
910R
ALT-
VR41
22P
R439
VR42B
4580M
B50K
910R
PRE CH7
10KD
C
CH1
RED
LD1
(MU E/AL 3 4)
-VCC
10
12
SW2D
PS 42E85L
11
AFL-L
AFL-R
1
3
6
SW18A
R243
SW18B
2
5
PS 42E85L
PS 42E85L
27K
27K
R244
SOLO(PFL)
AUX-1
AUX-2
VR39
AUX PRE
VR40
W50K
AUX POS
5K1
5K1
R168
R167
W50K
SW20A
R169
SW20:MU E/AL 3 4
SW21:SOLO PFL
B5K
J6
POS
R216
4K7
7
9
7
R109
5K1
SW17C
SW18C
8
8
PS 42E85L
PS 42E85L
C36
47u/25V
12K7
7
R228
5
6
5K1
R156
5K1
LEVEL
R100
10K
22P
C150
C84
18n(M)
B50K
VR36B
C74
18n(M)
6K8
R64
C106
12n(M)
VR38A
B50K
R63
6K8
MID
2 5K
10K
R110
U8B
4580M
R442
5K1
LEVEL
VR42A
10KD
C28
1M
R186
7
5
6
C27
47u/25V
R43
C98
12n(M)
VR37B
1K3
1K1
R10
R22
EQ HI
12KHZ
C123
R90
10K
33n(M)
C124
33n(M)
LO
80HZ
(PRE)
1
3
9
SW16A
2
PS 22E85L
AUX1 PRE/POS
VCC
LD18
R194
1K5
3904
TR8
6K8
R78
47u/25V
U7B
4580M
910R
B50K
R44
910R
R210
4K7
C166
2.2u/50V
R122
47K
6K8
R72
C131
33n(M)
C110
12n(M)
VR38B
B50K
6K8
R71
C132
LO
MID
PRE CH8
80HZ
2 5K
-VCC
LOGIC
R130
2K2
LOGIC
D5
YEL
LD17
10
12
(SOLO)
11
R217
4K7
C37
47u/25V
R229
12K7
1
U10A
22P
C157
3
2
5K1
R157
R440
5K1
RED
PEAK
PGND
3904
TR7
10K
R94
22P
C147
33n(M)
C85
18n(M)
(LOG C=2 0V or 0 5V)
VR43A
B50K
BAS316
C71
18n(M)
SW18D
PS 42E85L
EQ HI
12KHZ
C95
R7
LEFT-BUS
1
PS 42E85L
5K1
R111
4580M
R183
C21
AMX180FXMN1
AMX180FXMN1S01
ALT-3
ALT-
RIGHT-BUS
3
6
1
SW20B
SW21A
2
5
2
PS 42E85L
PS 42E85L
5K1
27K
R245
R170
BAL
VR48
B5K
5K1
R112
5K1
12K7
R230
22P
C158
R447
5K1
R445
5K1
LEVEL
10KD
VR49B
R101
10K
C22
1M
47u/25V
1
U9A
4580M
3
2
47u/25V
R38
910R
12n(M)
B50K
VR44A
1K3
1K1
R19
910R
R37
MID
2 5K
PRE CH9
D
12
CH2
CH3
CH4
CH5/6
CH7/8
CH9/10
CH11/12
RED
LD22
3906
TR19
R250
120R 1/4W
VCC
10
12
R249
510R
111098765321
C153
22P
R431
R225
5K1
AMX180FXMN1-1
ALT-3
ALT-
LEFT-BUS
RIGHT-BUS
1
3
6
1
SW14A
SW14B
SW15A
2
5
PS 42E85L
5K1
R161
SW14:MU E/AL 3 4
SW15:SOLO PFL
R213
4K7
5K1
R105
C33
47u/25V
12K7
1
U6A
4580M
R433
5K1
3
2
5K1
R153
1M
R181
22P
C145
2
C17
47u/25V
C81
18n(M)
C93
12n(M)
VR29A
B50K
1K1
R5
C69
18n(M)
EQ HI
12KHZ
2
PS 42E85L
PS 42E85L
5K1
27K
R241
R162
BAL
VR34
B5K
R106
5K1
12K7
R226
22P
C154
R432
5K1
LEVEL
10KD
VR35B
R97
10K
C18
47u/25V
1
U5A
4580M
3
R34
910R
B50K
VR30A
1K3
R17
910R
R33
MID
2 5K
PRE CH5
SW23D
PS 42E85L
11
CR-A
AFL-L
AFL-R
3
6
SW15B
5
PS 42E85L
27K
R242
R214
4K7
7
9
7
SW14C
SW15C
8
PS 42E85L
PS 42E85L
C34
47u/25V
7
5
6
5K1
R154
R98
C149
C82
B50K
VR29B
C73
18n(M)
R62
C105
12n(M)
VR31A
R61
R107
U6B
4580M
R434
5K1
VR35A
10KD
10K
1M
R185
7
22P
5
6
C25
47u/25V
18n(M)
C97
12n(M)
1K1
R9
R21
EQ HI
12KHZ
C121
6K8
R89
10K
33n(M)
B50K
6K8
C122
33n(M)
LO
80HZ
10K
LEVEL
C26
1K3
RED
RED
LD16
LD19
10
12
10
12
SW1 D
PS 42E85L
SW20D
PS 42E85L
11
11
AUX-2
SOLO(PFL)
VR33
W50K
AUX POS
5K1
R163
J5
POS
(PRE)
1
3
9
SW13A
2
PS 22E85L
8
VCC
R193
1K5
6K8
R77
47u/25V
U5B
4580M
R41
910R
B50K
VR30B
R42
910R
R209
C165
2.2u/50V
R121
6K8
R70
C109
12n(M)
VR31B
B50K
6K8
R69
MID
2 5K
-VCC
R129
2K2
YEL
LD14
10
(SOLO)
PRE CH6
RED
RED
LD10
LD13
10
12
10
12
SW11D
PS 42E85L
SW14D
PS 42E85L
11
11
AUX-1
VR32
W50K
AUX PRE
SW17:MU E/AL 3 4
SW18:SOLO PFL
5K1
R164
R215
C35
AUX1 PRE/POS
LD15
3904
TR4
47u/25V
R227
12K7
22P
C155
2
R155
R438
5K1
RED
PEAK
PGND
3904
TR3
4K7
47K
10K
R93
C129
33n(M)
22P
C146
C130
33n(M)
LO
80HZ
LOGIC
C83
18n(M)
(LOG C=2 0V or 0 5V)
LOGIC
VR36A
B50K
D3
BAS316
12
C70
18n(M)
SW15D
PS 42E85L
11
RED
RED
LD4
LD7
10
12
10
12
SW5
SW8D
PS 42E85L
11
11
ALT-3
LEFT-BUS
RIGHT-BUS
1
3
SW17A
SW17B
2
5
PS 42E85L
PS 42E85L
5K1
5K1
R166
R165
BAL
4K7
5K1
R108
1
U8A
C156
4580M
R441
5K1
3
5K1
R99
10K
C20
1M
R182
47u/25V
1
U7A
3
2
C19
47u/25V
R36
C94
12n(M)
VR37A
1K3
1K1
R18
R6
R35
EQ HI
12KHZ
6
R451
EQ HI
AFL-R
SW23C
4580M
5K1
12KHZ
LO
R188
C31
R12
C127
80HZ
7
PS 42E85L
C100
C128
A
41of
VER040709
KENNY HO
RevisionModel No:
Drawn By:
Sheet
AMX180FXMN1
12 Oct 2004
AMX180FXMN1 Sch
PCB# AMX180MN1PCB
CH1 CH12
A3
itel
Size
File:
Date:
AUX-1
AUX-2
SOLO(PFL)
VR53
W50K
AUX PRE
VR54
W50K
AUX POS
5K1
5K1
R176
R175
J8
POS
(PRE)
1
R116
7
PS 42E85L
LEVEL
3
9
SW22A
2
PS 22E85L
8
AUX1 PRE/POS
10K
VCC
LD24
RED
R196
1K5
PEAK
PGND
3904
TR18
6K8
R80
C32
47u/25V
C168
2.2u/50V
U11B
4580M
R124
R212
3904
TR17
4K7
47K
9
SW24C
8
VR56A
10KD
1M
7
5
6
47u/25V
910R
B50K
910R
PRE CH12
6K8
B50K
6K8
R132
10K
R96
C135
33n(M)
C136
33n(M)
LO
80HZ
LOGIC
2K2
(LOG C=2 0V or 0 5V)
LOGIC
D9
BAS316
10
12
SW24D
PS 42E85L
11
R76
C112
12n(M)
VR52B
R75
MID
2 5K
-VCC
YEL
LD23
(SOLO)
R47
12n(M)
VR51B
1K3
1K1
R24
R48
R92
10K
33n(M)
33n(M)
C141
22P
R428
PRE-CH5
ALT-3
ALT-
AFL-L
LEFT-BUS
RIGHT-BUS
1
3
6
SW2A
SW2B
2
5
PS 42E85L
PS 42E85L
5K1
5K1
R138
R137
SW2:MU E/AL 3 4
SW3:SOLO PFL
PAN
R201
4K7
C13
47u/25V
R221
15K
1
U1A
4580M
R430
5K1
3
680R
R133
7K68
C137
C77
18n(M)
VR1
B50K
C65
18n(M)
VR7A
C9
47u/25V
7
22P
1M
R177
5
6
C5
47u/25V
C89
12n(M)
1K1
R1
R13
EQ HI
AFL-R
1
3
6
SW3A
2
PS 42E85L
27K
R233
VR6
B5K
R202
SW2C
PS 42E85L
LEVEL
10KD
U1B
4580M
R25
910R
B50K
VR2
1K3
910R
R26
C1
47u/25V
R N CH1
RTN-CH1
SOLO(PFL)
SW3B
5
PS 42E85L
27K
R234
4K7
7
9
7
9
SW3C
8
8
PS 42E85L
10K
R85
R189
VCC
C161
6K8
R50
C101
12n(M)
VR3
B50K
6K8
R49
LO
MID
2 5K
PRE-CH6
ALT-3
ALT-
LEFT-BUS
RIGHT-BUS
1
3
C138
6
SW5A
SW5B
2
5
PS 42E85L
PS 42E85L
5K1
5K1
R142
R141
VR13
PAN
R203
4K7
C14
47u/25V
15K
1
U2A
4580M
R436
5K1
3
680R
R134
VR14A
C 0
47u/25V
7
22P
1M
R178
5
6
C6
47u/25V
C90
12n(M)
1K1
R2
R14
EQ HI
AUX-1
AUX-2
VR4
W50K
AUX PRE
VR5
W50K
AUX POS
SW5:MU E/AL 3 4
6K8
6K8
R140
R139
1
J1
POS
(PRE)
1
3
SW1A
2
PS 22E85L
AUX1 PRE/POS
LD3
RED
PEAK
1K5
3904
TR2
6K8
R57
2.2u/50V
C113
33n(M)
C114
33n(M)
80HZ
3904
TR1
4K7
R197
47K
R117
-VCC
10K
R81
LOGIC
R125
2K2
LOGIC
LD2
YEL
10
12
(SOLO)
11
SW6:SOLO PFL
R222
22P
C142
R429
7K68
PGND
C78
18n(M)
(LOGIC=2 0V or 0 5V)
VR8
B50K
D2
BAS316
C66
18n(M)
SW3D
PS 42E85L
PRE-CH7
AFL-L
AFL-R
1
3
6
AUX-2
R204
PS 42E85L
SOLO(PFL)
SW6B
5
PS 42E85L
VR12
27K
R236
4K7
7
9
8
C102
12n(M)
MID
2 5K
AUX POS
J2
POS
1
3
7
9
SW4A
2
PS 22E85L
SW6C
8
PS 42E85L
10K
R86
LD6
R190
1K5
VCC
6K8
R58
C162
2.2u/50V
C115
6K8
B50K
6K8
10K
R82
33n(M)
LD5
C116
33n(M)
LO
80HZ
R52
VR10
R51
SW6A
2
PS 42E85L
27K
R235
B5K
SW5C
0KD
LEVEL
U2B
4580M
R27
910R
B50K
VR9
1K3
910R
R28
C2
47u/25V
R N CH2
RTN-CH2
R198
W50K
R143
RED
4K7
YEL
PRE-CH8
ALT-3
ALT-
SW8B
R146
4580M
C11
1M
C7
C91
R3
RIGHT-BUS
5
PS 42E85L
5K1
PAN
R437
5K1
47u/25V
6
47u/25V
12n(M)
1K1
AFL-L
6
1
3
SW9A
2
PS 42E85L
27K
R237
VR20
B5K
R206
7
SW8C
PS 42E85L
LEVEL
10KD
VR21A
7
U3B
4580M
5
R29
910R
B50K
VR16
1K3
R15
910R
R30
C3
47u/25V
R N CH3
RTN-CH3
LEFT-BUS
1
C143
3
SW8A
2
PS 42E85L
5K1
R145
SW8:MU E/AL 3 4
SW9:SOLO PFL
R205
4K7
C15
47u/25V
R223
15K
1
U3A
22P
3
680R
R135
R435
7K68
22P
C139
R179
C79
18n(M)
VR15
B50K
C67
18n(M)
EQ HI
AUX-1
VR11
W50K
AUX PRE
6K8
6K8
R144
(PRE)
AUX1 PRE/POS
PEAK
PGND
3904
TR6
3904
TR5
47K
R118
-VCC
LOGIC
R126
2K2
(LOGIC=2 0V or 0 5V)
LOGIC
D4
BAS316
10
12
(SOLO)
SW6D
PS 42E85L
11
PRE-CH9
AFL-R
6
SOLO(PFL)
SW9B
5
PS 42E85L
27K
R238
4K7
9
7
9
SW9C
8
8
PS 42E85L
10K
R87
R191
1K5
VCC
6K8
R59
C163
2.2u/50V
C117
6K8
R54
33n(M)
C103
12n(M)
VR17
B50K
6K8
R53
C118
LO
80HZ
MID
2 5K
AUX-1
AUX-2
VR19
W50K
AUX POS
6K8
R147
J3
POS
(PRE)
1
3
SW A
2
PS 22E85L
AUX1 PRE/POS
LD9
RED
PEAK
3904
TR10
4K7
R199
47K
R119
-VCC
10K
R83
R127
2K2
YEL
LD8
33n(M)
10
(SOLO)
PRE-CH10
ALT-3
ALT-
AFL-L
LEFT-BUS
RIGHT-BUS
1
3
6
SW11A
SW11B
2
5
PS 42E85L
VR18
W50K
AUX PRE
6K8
R148
22P
C144
R443
PGND
3904
TR9
LOGIC
(LOGIC=2 0V or 0 5V)
LOGIC
D6
BAS316
12
SW9D
PS 42E85L
11
PS 42E85L
5K1
5K1
R 50
R149
SW11:MU E/AL 3 4
SW12:SOLO PFL
R207
4K7
C16
47u/25V
R224
15K
1
U4A
4580M
R444
5K1
3
680R
R136
7K68
C140
C80
18n(M)
VR22
B50K
C68
18n(M)
VR28A
C12
47u/25V
7
22P
1M
R180
5
6
C8
47u/25V
C92
12n(M)
1K1
R4
R16
EQ HI
AFL-R
1
3
6
SW12A
SW12B
2
5
PS 42E85L
PS 42E85L
27K
27K
R239
R240
VR27
B5K
PAN
R208
4K7
7
9
SW11C
SW12C
8
PS 42E85L
R88
LEVEL
10KD
VCC
U4B
4580M
R56
R31
910R
C104
12n(M)
B50K
VR23
1K3
C4
VR24
R55
910R
R32
MID
2 5K
47u/25V
R N CH4
RTN-CH
PRE-CH11
AUX-1
AUX-2
SOLO(PFL)
VR25
W50K
AUX PRE
VR26
W50K
AUX POS
6K8
6K8
R152
R151
J4
POS
(PRE)
1
3
7
9
SW10A
2
PS 22E85L
8
PS 42E85L
AUX1 PRE/POS
10K
LD12
RED
PEAK
R192
1K5
3904
TR16
6K8
6K8
B50K
6K8
R60
C164
2.2u/50V
C119
33n(M)
C120
33n(M)
LO
80HZ
3904
TR15
4K7
R200
47K
R120
-VCC
10K
R84
LOGIC
R128
2K2
(LOGIC=2 0V or 0 5V)
LOGIC
D8
BAS316
YEL
LD11
10
12
(SOLO)
SW12D
PS 42E85L
11
PRE-CH12
C64
C61
100n
8
C60
100n
8
C59
100n
8
C56
100n
8
C55
100n
8
00n
C51
8
C50
100n
PGND
8
C49
100n
8
C45
100n
8
C44
100n
8
C43
100n
8
C41
100n
8
100n
U12C
4580M
C63
100n
U11C
4580M
C62
100n
U10C
4580M
C58
100n
U9C
4580M
C57
100n
U8C
4580M
C54
100n
U7C
4580M
C53
100n
U6C
4580M
C52
100n
U5C
4580M
C48
100n
U4C
4580M
C47
100n
U3C
4580M
C46
100n
U2C
4580M
00n
C42
U1C
4580M
VCC
-VCC
1 2 3 5 6 7 8 9 10 11 12
D
C
B
A
D
8
C
B
A
42of
VER040709
KENNY HO.
RevisionModel No:
Drawn By:
Sheet
R319
EFX TO AUX1
57K6
SW25A
PS-22E85L
1
2
AUX-1
47K
R321
20K
R315
C215
R320
47u/25V
C256
22P
U21A
4580M
3
LEFT-BUS
LEFT-BUS
7654321
AMX180FXMN1-2
12K
R263
C213
47u/25V
1
2
22P
C254
U20A
4580M
3
C253
22P
R317
48K7
R318
RIGHT-BUS
14K
RIGHT-BUS
R266
14K
R265
12K
R264
C214
48K7
47u/25V
7
6
22P
C255
U20B
4580M
5
AUX-1
AMX180FXMN1
47K
R322
SW25B
PS-22E85L
20K
R316
C216
57K6
47u/25V
7
U21B
4580M
5
6
2TK TO MIX
SW28A
PS-22E85L
LEFT-BUS
W50K
VR65A
SW28B
PS-22E85L
RIGHT-BUS
W50K
VR65B
12-Oct-2004
AMX180FXMN1.S01
PCB# AMX180MN1.PCB
MAIN/DISPLAY STAGE
A3
Titel
Size
File:
Date:
2TK IN
C212
1K
47u/25V
47u/25V
2
8K2
R262
R304
10K
1
U22A
4580M
3
1K5
R314
C310
C252
100P
100n
84
U28C
4580M
C311
100n
W50K
VR58A
R307
R291
10K
AUX RETURN 1
AUX-RTN1-L
AUX-RTN1-L
22K
VR58B
R294
W50K
10K
8K2
R311
C205
C211
1K
47u/25V
47u/25V
R261
R303
10K
7
U22B
4580M
22P
5
6
1K5
R312
C251
100P
C186
R313
2TK TO CR-R
C206
R308
22K
VR57A
R298
W50K
10K
R309
22K
R300
VR57B
W50K
10K
R310
22K
AUX RETURN 2
22P
C185
AUX-RTN1-R
AUX-RTN1-R
AUX-RTN2-L
AUX-RTN2-L
AUX-RTN2-R
AUX-RTN2-R
2TK TO CR-L
C312
22P
MAIN OUT
MAIN-L-2
(BALANCED)
C197
22P
C175
MAIN MIX
R454
10K
2TK-IN-L
2TK-IN-L
10K
22P
36K
7
LEFT
R259
R256
6K2
R255
5
5K1
U28B
5K1
2
MAIN-L-3
MAIN-L-3
7
6
1
3
VR62A
4580M
5
U14A
10KD
R284
10K
C245
47u/25V
U14B
4580M
4580M
C313
22P
C176
R455
C198
MAIN MIX
22P
10K
MAIN-R-2
MAIN-R-2
47u/25V
C242
RIGHT
C188
47u/25V
2
R274
R285
22P
1
RIGHT
10K
36K
R257
3
R260
R258
MAIN-R-3
ALT3-L
47u/25V
LEFT-BUS
SW27A
PS-22E85L
(ALT3/4 TO MIX)
18K
R305
R287
10K
C243
47u/25V
7
C178
22P
U16B
4580M
5
W50K
VR59B
R277
6K2
1
C172
U16A
4580M
3
2
MAIN-R-3
R286
10K
C177
22P
ALT 3/4 OUT
44K2
R269
6
(ALT-3)
ALT 3-4
C246
47u/25V
5K1
7
U15B
4580M
5
6
5K1
1
U15A
4580M
3
2
6K2
VR63A
10KD
C189
U28A
4580M
22P
C171
R253
14K
22P
R270
44K2
R254
14K
C190
ALT4-R
RIGHT-BUS
SW27B
PS-22E85L
18K
R306
R288
10K
C244
47u/25V
7
U17B
4580M
5
6
W50K
VR59A
6K2
R278
47u/25V
1
U17A
4580M
3
2
C179
22P
R458
C209
C173
R271
3K6
47u/25V
AUX1 SEND
22P
25K
R267
AUX-SEND1
AUX-SEND1
R289
10K
C199
7
47u/25V
C180
U18B
4580M
5
6
W50K
VR60
R279
8K2
C195
47u/25V
27K
1
U18A
4580M
3
2
MAIN-L-2
R283
47u/25V
C241
R273
LEFT
C187
47u/25V
6
C210
22P
R459
C174
R272
3K6
47u/25V
AUX2 SEND
22P
25K
R268
VR61
27K
2TK-IN-R
6
W50K
2TK-IN-R
AUX-SEND2
AUX-SEND2
7
2
C238
4580M
4580M
4580M
4580M
4580M
4580M
4580M
4580M
4580M
4580M
100n
C237
100n
C232
100n
C231
100n
C230
100n
C226
100n
C225
100n
C224
100n
C220
100n
C219
100n
-VCC
C235
100n
84
U22C
C234
100n
84
U21C
C229
100n
84
U20C
C228
100n
84
U19C
R290
10K
C200
47u/25V
U19B
4580M
5
8K2
R280
C191
47u/25V
1
U19A
4580M
3
C227
100n
84
C223
100n
84
C222
100n
84
C221
100n
84
C218
100n
84
C217
100n
84
VCC
U18C
U17C
U16C
U15C
U14C
U13C
C169
22P
R251
R452
10K
7
C170
U13B
4580M
4K7
5
6
LEFT-BUS
D
22P
R252
R453
10K
1
U13A
4K7
4580M
3
2
RIGHT-BUS
ALT-3
C
ALT-4
AUX-1
B
AUX-2
1 2 3 4 5 6 78
A
A
VER040709
43of
KENNY HO.
RevisionModel No:
Drawn By:
Sheet
AMX180FXMN1
CONTROL ROOM STAGE
12-Oct-2004
AMX180FXMN1.S02
PGND
PH LED
DGND
B
16
5VD
GND
ALT3 TO CR-L
ALT4 TO CR-R
D
8
C
123456789101112131415
CN3
CTRL-R-L
CTRL-R-R
2TK-IN-L
2TK-IN-R
FOOTSW
ALT4-R
ALT3-L
2TK-IN-L
2TK-IN-R
MAIN-L-3
CTRL-R-L
CTRL-R-R
12345678910111213
CN2
7654321
AMX180FXMN1-3
CTRL-R-L
CTRL-R-L
10K
R426
R412
R366
47u/25V
R376
SW29A
47u/25V
2
SOLO(PFL)
R385
62K
0R
20K
PS-22E85L
7K5
R406
1
3
SOLO(PFL)
1
U23A
4580M
3
2
5K1
VR64B
10KD
47K
100K
R358
R420
7
U23B
4580M
PFL-IN-L
L-METER
5
6
PFL-IN-L
12K
R407
J112
TR20
SW30A
PS-22E85L
MAIN MIX
R372
MAIN-L-2
20K
R368
5K1
R383
SW31A
ALT-3
PS-22E85L
12K
8K2
R373
ALT3 TO CR-L
SW26B
PS-42E85L
4
C290
U25A
4580M
22P
C283
R378
82K
R410
47u/25V
TR21
J112
62K
SW-FET
SW-FET
2TK
2TK TO CR-L
PFL-IN-L
PFL-IN-L
5
6
20K
R369
7
U25B
4580M
22P
C284
5
6
AFL-L
AFL-L
22P
C287
LEFT
CTRL ROOM
C292
22P
C285
SW-FET
SW-FET
CTRL ROOM SOURCE
C289
22P
C282
10K
R362
10K
R427
22P
C288
R386
62K
R413
RIGHT
CTRL ROOM
0R
R367
C293
47u/25V
22P
C286
20K
R377
6
SW-FET
SW-FET
SW29B
PS-22E85L
7K5
R408
MAIN-R-2
PFL-IN-R
PFL-IN-R
8
SW26C
PS-42E85L
7
9
R370
C291
47u/25V
7
U26B
82K
R379
5
6
AFL-R
AFL-R
5K1
20K
CTRL-R-R
1
2
7
5
TR22
MAIN MIX
4580M
CTRL-R-R
3
VR64A
J112
SW30B
U24A
10KD
U24B
PS-22E85L
8K2
R374
4580M
R359
100K
4580M
12K
R409
ALT4 TO CR-R
LD27
SW26A
PFL-IN-R
PFL-IN-R
R384
SW31B
ALT-4
PFL
1
2
PS-42E85L
R421
R411
5K1
PS-22E85L
12K
R375
YEL
3
VCC
VCC
47K
2TK TO CR-R
SOLO
RED
62K
ACTIVE
R380
R356
2TK
R382
5K1
LD26
U26A
220K
100K
SW-FET
SW-FET
R381
4580M
R363
5K1
10K
PRE-CH9
PRE-CH10
PRE-CH11
PRE-CH12
AUX-RTN2-R
AUX-RTN1-L
AUX-RTN1-R
12345678910111213
CN1
VCC
GND
RTN-CH1
RTN-CH2
RTN-CH3
RTN-CH4
VCC
2K
R-METER
TR24
2.2u/50V
20K
2
J112
R357
100K
(+4) (+7) (+10) (+18)
LEFT METER
10
12
SW26D
PS-42E85L
11
D11
D12
BAS316
BAS316
C296
100n
10K
R364
15K
R361
15K
R360
(-30) (-20) (-10) (-7) (-4) (-2) (0) (+2)
J112
TR23
SW-FET
SW-FET
C299
R371
1
3
LOGIC
R422
-VCC
LD30
RED
U35B
LM339
1
YEL
LD31
LD32
LD33
LD34
LD35
LD36
LD37
LD38
LD39
LD40
LD41
TR13
U35C
LM339
14
GR
GR
GR
GR
GR
GR
GR
GR
GR
GR
1
U33B
1
U33C
1
U31B
1
U31C
1
U34B
U34C
14
14
U32B
U32C
14
14
U30B
U30C
14
LM339
LM339
LM339
LM339
LM339
LM339
LM339
LM339
LM339
LM339
3906
R387
120R 1/4W
VCC
AUX-RTN2-L
AUX-SEND1
PRE-CH5
AUX-SEND2
PRE-CH6
LD29
14
1
2
CN17
GND
MAIN-L-2
MAIN-R-2
-VCC
PRE-CH7
PRE-CH8
GR
PWR ON
6
7
8
9
6
7
8
9
6
7
8
9
6
7
8
9
6
7
8
9
6
7
8
9
R388
510R
MAIN-R-3
14
PGND
VCC
PGND
CR-A
PH LED
8K2
R419
R418
5K6
R417
2K
R416
1K3
R415
620R
R414
510R
R403
470R
R405
330R
R402
470R
R404
330R
R401
470R
R391
120R
56R
R390
EFXRTN-R
R365
EFXRTN-L
10K
R423
R389
4K7
4
5
10
11
4
5
10
11
4
5
10
11
4
5
10
11
4
5
10
11
4
5
10
11
510R
PGND
PGND
LD28
RED
PHANTOM
-VCC
LD42
U35A
U35D
U34A
U34D
U33A
U33D
U32A
U32D
U31A
U31D
U30A
U30D
LM339
2
LM339
13
LM339
2
LM339
13
LM339
2
LM339
13
LM339
2
LM339
13
LM339
2
LM339
13
LM339
2
LM339
13
RED
LD43
YEL
LD44
GR
LD45
GR
LD46
GR
LD47
GR
LD48
GR
LD49
GR
LD50
GR
LD51
GR
LD52
GR
LD53
GR
3906
TR14
D16
D13
C306
100n
84
C305
100n
84
C304
100n
84
C302
100n
84
VCC
VCC
47R
R424
100n
C300
D17
1
RLS4148
3
2
D14
7
RLS4148
5
6
C309
U26C
4580M
C308
U25C
4580M
C307
U24C
4580M
C303
U23C
4580M
-VCC
C294
C295
47u/25V
PGND
312
U35E
LM339
312
U34E
LM339
312
U33E
LM339
312
U32E
LM339
312
U31E
LM339
312
U30E
LM339
84
U27C
4580M
R398
0R0
R394
RLS4148
U27A
LM358
R396
R397
0R0
R393
RLS4148
U27B
LM358
R395
100K
R399
100n
100n
100n
100n
47u/25V
10K
C298
100K
10K
C297
36K
47u/25V
47u/25V
-VCC
R425
C301
PGNDPGND
PGND
PGND
47R
100n
R400
Titel
36K
A2(C)
Size
File:
Date:
D1B
R392
DA204K
DA204K
D1A
120R 1/4W
L-METER
R-METER
LOGIC
1 2 3 4 5 6 78
D
C
B
A
D
C
B
A
VER040709
44of
KENNY HO.
RevisionModel No:
FOOTSW
4
R352
220R
AMX180FXMN1-4
COM
EN2
124
SDB161PVB15FS
AR2
680R*4
123
7 8
5 6
3 4
1 2
8
4
DGND
PRESETVARIATION
JP1
PGND
C263
U49_1
C263_1
4.7uF
SW401
(MUTE)
PS-22E85NL
DGND
R353
220R
UDASP IN/OUT S EC T IO N
AMX180FXMN1
Drawn By:
Sheet
12-Oct-2004
AMX180FXMN1.S03
A2(C)
Titel
Size
LD401 2
File:
Date:
321
+5VD
AR1
680R*4
EN1
SDB161PVB15FS
7 8
5 6
3 4
1 2
+5VD
124
123
CN11
COM
12345678910
HEADER 8X2
DGND
LD401
RED
MUTE(GLOW)
PEAK(FLICKER)
8
C261
C261_1
4.7uF
AUX-SEND2
3
RL1B
RY-5W-K
(MUTE)
5
7
4
1112
1314
1516
DGND
C262
C262_1
4.7uF
+VCC
4
RL1C
RY-5W-K
(MUTE)
6
8
+VCC
GND
-VCC
C261_1
C262 1
TR400 C
123456789
CN4
R331 2
+5VD
R335 2
C260 2
CN11 16
U49 1
C263 1
10111213141516
PGND
DGND
LD401 2
CN11 16
C260 2
R335_2
EFXRTN-L
C275
100N
EFXRTN-R
D20
RLS4148
R331 2
12
+5VD
1 2 34
CON16
RL1A
TR400 C
RY-5W-K
D
C
B
A
D
8
C
B
A
VER040507
11of
KENNY HO
RevisionModel No
FX-DSP
Drawn By
Sheet
FX-DSP
FX-DSP
20-Oct-2004
DGND
7654321
U49D
U48B
74HC14
8 9
14
74HC109
U49F
12
J
CLK
Q10Q
74HC14
12 13
DGND
13
K
R
15
S
1
9
R415
47K
5VD
6
4
RS
TG2TH
DS
CTR
OUT
U43A
NE555
3
U49C
74HC14
5 6
DGND
C350
10uF
7
5
DGND
DGND
DGND
C333
100N
D15
BAS316
C353
5VD
R414
10K
D7
BAS316
R413
10K
5VD
2
J
Q6Q
U48A
74HC109
R412
10K
10K
R411
R410
10K
TR17
BR
1uF
12
U49A
3
4
K
R
CLK
S
7
R409
10K
DGND
74HC14
C352
1uF
DGND
DGND
1
5
UDASP IN/OUT SECTION
DGNDDGND
FX-DSP-NEW Sch
A2(C)
Titel
Size
File
Date
TR16
U49B
74HC14
3 4
D10A
10K
U46B
U46A
4580M
4580M
RB400D
R419
7K5
VCC
R400
10K
C348
33P
5
R399
10K
C345
1.5nF 2.5%
C329
6
R398
10K
U44B
4580M
7
10K
R397
3
2
22P
R422
3K3
U44A
4580M
1
R420
100R
R408
10K
C349
33P
C332
U45B
U45A
4580M
4580M
22P
R404
10K
C346
1.5nF 2.5%
C330
22P
(MUTE)
10K
6
R405
10K
7
10K
R402
3
2
22P
R423
3K3
1
R421
100R
R406
C347
1.5nF 2.5%
C331
5
(MUTE)
1
R407
10K
3
2
R403
7
R424
2K2
5
6
R401
10K
BR
D16
DA202K
R431
820K
R426
220R
5
6
R425
2M2
R417
1M
C334
100N
MUTE(GLOW)
R416
4K7
PEAK(FLICKER)
U47B
LM393
7
R418
1K
3
2
U47A
LM393
1
5VD
C341
100N
147
C340
100N
168
U48C
74HC109
81
84
84
C338
100N
84
C336
100N
84
C351
10uF
U49G
74HC14
DGND
U43B
NE555
U47C
LM393
U46C
4580M
C339
100N
U45C
4580M
C337
100N
U44C
4580M
VCC
-VCC
5VD
VCC
GND
NetC342_1
NetC344_1
NetTR16 C
NetCN6_16
NetU49 1
NetC343 1
PGND
DGND
NetLD54 2
NetC332_2
NetR408_2
10111213141516
NetR400 2
CN1-2.0-16P
B
A
1 2 3 4 5 6 78
-VCC
123456789
CN1
D
C
PCB : 313123/2 Top Overlay
p
r
PCB : AMX180PU1 Top Overlay
PCB : AMX180PU1 To
Laye
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