ALLEN & HEATH ML3000 Service Manual

Kernick Industrial Estate,
Penryn, Cornwall,
England. TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
1.1
ML3000 AUX/MATRIX
C4453 1 2
PAGE:
TITLE:
DRG No: ISSUE: SHEET: OF
ISSUE BY DATE
FILE: C4453_1P1.Sch 16:27:21 11-Jan-2002
ALLEN&HEATH
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ABCDEFGH
a
b
c
d
e
V-
4
V+
8
U4C
TL072
-VA
+VA
C26
100N
C27
100N
V-
4
V+
8
U2C
TL072
R11
0R0
R12
0R0
R13
0R0
R14
0R0
R35
47K
C19
330/10
C20
22P/DISK
GC
R25
10K 1%
R26
10K 1%
R39
68R
C8
47/25
2
1
3
SW3A
SUN2P
5
4
6
SW3B
SUN2P
LD3
LED T1 3MM GREEN
TBSIG
TBEN
C10
47/25
LED_CHAIN_A
D2
1N4148
INSEND_AUX
INSRET_AUX
C21
22P/DISK
5
4
6
SW4B
SUN2P
2
1
3
SW4A
SUN2P
3
2
1
U2A
TL072
R44
2K2 1%
R9
4K7
R37
47K
C24
33P/DISK
2
1
3
SW5A
SUN2P
5
4
6
SW5B
SUN2P
R24
22K
LD6
LED T1 3MM YELLOW
D1
1N4148
AFL_DET
C12
47/25
C11
47/25
LED_CHAIN_B
LD4
LED T1 3MM RED
LED_CHAIN_C
LD5
LED T1 3MM RED
-VB
MUTE
AFL
LED_CHAIN_B
LED_CHAIN_C
5 6
BRKT
VR1B
20KK
AUX_5
AUX_6
AUX_7
AUX_8
GRP_TO_MTX_1 GRP_TO_MTX_2
GRP_TO_MTX_3 GRP_TO_MTX_4
L_TO_MTX R_TO_MTX
C_TO_MTX
TBSIG TBEN
1 3
2
VR1A
POT
1 3
2
VR2A
POT
1 3
2
VR3A
POT
1 3
2
VR4A
POT
1 3
2
VR5A
POT
1 3
2
VR6A
POT
1 3
2
VR7A
POT
1 3
2
VR8A
POT
R62
10K
R63
10K
R64
10K
R65
10K
R66
10K
R67
10K
R68
10K
5
6
7
U2B
TL072
R58
30K 2%
R57
30K 2%
R3
10K 1%
R2
10K 1%
C28
33P/DISK
C34
100P/DISK
C17
47/25
EXT_IN+
EXT_IN-
GRP_TO_MTX_1 GRP_TO_MTX_2 GRP_TO_MTX_3 GRP_TO_MTX_4 L_TO_MTX R_TO_MTX C_TO_MTX
5
6
7
U4B
TL072
C5
22P/DISK
3
2
1
U4A
TL072
R4
10K 1%
R6
10K 1%
R17
68R
C6
22P/DISK
INSEND_MTX
INSRET_MTX
C18
47/25
MTX_OUT+
MTX_OUT-
AUX_OUT+
AUX_OUT-
R15
68R
R16
68R
C3
22P/DISK
C1
22P/DISK
C2 22P/DISK
C4
22P/DISK
C30
100/25
C31
100/25
R49
2K2 1%
R50
2K2 1%
R53
100K
R54
100K
5
6
7
U3B
NE5532
3
2
1
U3A
NE5532
C16
47/25
R1
47K
R18
68R
R20
68R
C14
22P/DISK
C7
22P/DISK
C13 22P/DISK
C15
22P/DISK
C32
100/25
C33
100/25
R51
2K2 1%
R52
2K2 1%
R55
100K
R56
100K
5
6
7
U5B
NE5532
3
2
1
U5A
NE5532
V-
4
V+
8
U5C
NE5532
V-
4
V+
8
U3C
NE5532
5 6
BRKT
VR2B
20KK
5 6
BRKT
VR3B
20KK
5 6
BRKT
VR4B
20KK
5 6
BRKT
VR5B
20KK
5 6
BRKT
VR6B
20KK
5 6
BRKT
VR7B
20KK
5 6
BRKT
VR8B
20KK
2
1
3
SW1A
SUN2P
5
4
6
SW1B
SUN2P
C22
47/25
LD1
LED T1 3MM GREEN
+VB
2
1
3
SW2A
SUN2P
5
4
6
SW2B
SUN2P
LD2
LED T1 3MM YELLOW
D3
1N4148
LED_CHAIN_A
AFL_BUS
AFL_DET
AFL
MUTE
MATRIX
LEVEL
AFL
ON
ON
AFL
MASTER
INTERCONNECT
HARNESS
VU_FEED_AUX
VU_FEED_MTX
AFL_DET
1
1
2
2
3
3
4
4
16
16
5
5
15
15
6
6
14
14
7
7
13
13
8
8
12
12
9
9
11
11
10
10
CN1
BOX 8X2 M 90 DEG
AFL_BUS
AFL_BUS
R75
1K0
R43
8K2
R5
22K
3
2
1
U1A
NE5532
5
6
7
U1B
NE5532
V-
4
V+
8
U1C
NE5532
R27
22K
3
2
1
U6A
TL072
5
6
7
U6B
TL072
V-
4
V+
8
U6C
TL072
C39
22P/DISK
R40
10K
R28
47K
C40
47/25
R36
8K2 1%
R34
8K2 1%
R42
8K2 1%
R41
8K2 1%
R38
15K
R31
8K2 1%
R21
8K2 1%
R32
8K2 1%
R33
8K2 1%
R45
10K 1%
R46
10K 1%
R47
10K 1%
R48
10K 1%
R70
27K
R71
10K 1%
R72
10K 1%
R73
10K 1%
R74
10K 1%
R61
20K 1%
SYSOUT_AUX
R29
4K7
R30
5K6
R69
22K
1
2
3
4
5
6
CN5
SIL 6 M STRT
D15
1.1 DWD 11-01-02

ALLEN & HEATH ML3000 Specifications

General

Brand	ALLEN & HEATH
Model	ML3000
Category	Recording Equipment
Language	English