ALLEN & HEATH ML3000 Service Manual

Kernick Industrial Estate,
Penryn, Cornwall,
England. TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
2.1
ML3000 STEREO INPUT
4451 3 3
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ISSUE BY DATE
FILE: C4451_2.1P3.Sch 13:58:10 12-Dec-2001
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CN2
BOX 13X2 M 90 DEG
MIX_LMIX_R
MIX_C
PFL_BUS GRP_1GRP_2 GRP_3GRP_4 AUX_1AUX_2 AUX_3AUX_4 AUX_5AUX_6 AUX_7AUX_8
R153
10R PF
R155
10R PF
C31
47/25
C33
47/25
C71
100N 63V/PE
C74
100N 63V/PE
LG
+48V
+VA
-VA
PFL_DET
C57
22N/MYL
3
2
1
U13A
TL072
5
6
7
U13B
TL072
R100
10K
R146
2K7
R122
2K2 1%
R143
3K9
D9
1N4148
C79
10/50
R145
1K0
C81
1/63
LG
LG
R99
10K
R46
100K
3
2
1
U14A
LM393
MUTE
+VA
D8
1N4148
C80
1/63
LG
VCA_S_HOLD
R147
470K
R101
10K
C72
100N 63V/PE
MUTE_DC
CV
5
6
7
U14B
LM393
D3
1N4148
D4
1N4148
D5
1N4148
D7
1N4148
C78
10/50
R45
100K
R44
100K
R144
1M0
R151
22K
R9
30K 2%
+VA
+VA
-VA
PEAK
PEAK_1
PEAK_2
PEAK_3
2
1
3
SW12A
SUN2P M
5
4
6
SW12B
SUN2P M
2
1
3
SW13A
SUN2P L
5
4
6
SW13B
SUN2P L
PFL SWITCH
PFL_BUS
LD5
YELLOW
D10
1N4148
R47
100K
-VA
PFL_DET
R138
47R
VCA_S_HOLD MUTE METER PEAK
DG
LD3
RED
LD4
RED
DGLG
R148
3K3
POST_EQ_L
POST_EQ_R
1
2
3
4
EARTH1
EARTH SCREW TERMINAL
D6
1N4148
PEAK_4
V-
4
V+
8
U13C
TL072
V-
4
V+
8
U14C
LM393
+VA
-VA
-VA
+VA
1 2 3 4 5
CN3
SIL 5 M STRT LCK
R152
0R0
LG
R154
0R0
POT_GND1
C32
1N/MYL
C34
1N/MYL
DG
R157
470R
R149
47K
R150
47K
D7

ALLEN & HEATH ML3000 Specifications

General

Brand	ALLEN & HEATH
Model	ML3000
Category	Recording Equipment
Language	English