ALLEN & HEATH ML3000 Service Manual

Kernick Industrial Estate,
Penryn, Cornwall,
England. TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
2
ML3000 SYSLINK OUT
AG4461 1 1
PAGE:
TITLE:
DRG No: ISSUE: SHEET: OF
ISSUE BY DATE
FILE: C4461_2.Sch 13:36:02 9-Jan-2002
ALLEN&HEATH
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CN2
DB37FH(DMR)
1
20
2
21
3
22
4
23
5
24
6
25
7
26
8
27
9
28
10
29
11
30
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CN1
DB37FH(DMR)
SCAR1
+5VL
SCAR1
+5VL
EXPTX
EXPTXEN
R104
120R
L1
DSS306
L2
DSS306
VCC
8
DE
3
B
7
A
6
D
4
RE
2
R
1
GND
5
U10
SN75176BP
EXPTX
EXPTXEN
DGND
C38
100N 100V/MLC
+5VL
mixl-
mixl+
mixr-
mixr+
grp1-
grp1+
grp2-
grp2+
grp3+
grp4-
grp4+
aux1-
aux1+
aux2-
grp3-
aux2+
aux3-
aux3+
aux4-
aux4+
aux5-
aux5+
aux6-
aux6+
pfl-
pfl+
mixc-
mixc+
AFL_L-
AFL_L+
aux7-
aux7+
aux8-
aux8+
0V(PAFL)
AFL DC1
PFL DC1
V-
4
V+
8
U2C
TL072
V-
4
V+
8
U3C
TL072
V-
4
V+
8
U4C
TL072
V-
4
V+
8
U1C
TL072
3
2
1
U1A
TL072
R1
8K2
R2
10K
R4
10K
R3
8K2
R6
68R
R5
68R
AGND
C1
47/25
AGND
V-
4
V+
8
U6C
TL072
V-
4
V+
8
U7C
TL072
V-
4
V+
8
U5C
TL072
5
6
7
U4B
TL072
R43
8K2
R44
10K
R46
10K
R45
8K2
R48
68R
R47
68R
AGND
C8
47/25
AGND
V-
4
V+
8
U8C
TL072
V-
4
V+
8
U9C
TL072
grp3+
C18
47P
C25
47P
grp1+
grp1-
grp1sys
grp2sys
grp2+
grp2-
grp3sys
grp3-
grp4sys
grp4+
grp4-
aux1sys
aux2sys
aux1+
aux1-
aux2+
aux2-
aux3sys
aux3+
aux3-
aux4sys
aux4+
aux4-
aux5sys
aux5+
aux5-
aux6sys
aux6+
aux6-
aux7sys
aux7+
aux7-
aux8sys
aux8+
aux8-
pflsys
pfl+
pfl-
Lsys
mixl+
mixl-
Rsys
mixr+
mixr-
Csys
mixc+
mixc-
aflsys
AFL_L+
AFL_L-
+17V -17V
AGND
R105
10R PF
R106
10R PF
C36
47/25
C35
47/25
+17V
-17V
aux1sys
aux3sys
aux5sys
aux7sys
grp1sys
grp3sys
Lsys
Csys
0V(PAFL)
pflsys
aux2sys
aux4sys
aux6sys
aux8sys
grp2sys
grp4sys
Rsys
aflsys
AFL DC
PFL DC
AGND
C37
100N
5
6
7
U1B
TL072
R7
8K2
R8
10K
R10
10K
R9
8K2
R12
68R
R11
68R
AGND
C2
47/25
AGND
C19
47P
R13
8K2
R14
10K
R16
10K
R15
8K2
R18
68R
R17
68R
AGND
C3
47/25
AGND
C20
47P
5
6
7
U2B
TL072
R19
8K2
R20
10K
R22
10K
R21
8K2
R24
68R
R23
68R
AGND
C4
47/25
AGND
C21
47P
R25
8K2
R26
10K
R28
10K
R27
8K2
R30
68R
R29
68R
AGND
C5
47/25
AGND
C22
47P
5
6
7
U3B
TL072
R31
8K2
R32
10K
R34
10K
R33
8K2
R36
68R
R35
68R
AGND
C6
47/25
AGND
C23
47P
R37
8K2
R38
10K
R40
10K
R39
8K2
R42
68R
R41
68R
AGND
C7
47/25
AGND
C24
47P
R49
8K2
R50
10K
R52
10K
R51
8K2
R54
68R
R53
68R
AGND
C9
47/25
AGND
C26
47P
5
6
7
U5B
TL072
R55
8K2
R56
10K
R58
10K
R57
8K2
R60
68R
R59
68R
AGND
C10
47/25
AGND
C27
47P
R61
8K2
R62
10K
R64
10K
R63
8K2
R66
68R
R65
68R
AGND
C11
47/25
AGND
C28
47P
5
6
7
U6B
TL072
R67
8K2
R68
10K
R70
10K
R69
8K2
R72
68R
R71
68R
AGND
C12
47/25
AGND
C29
47P
R73
8K2
R74
10K
R76
10K
R75
8K2
R78
68R
R77
68R
AGND
C13
47/25
AGND
C30
47P
5
6
7
U7B
TL072
R79
10K
R80
10K
R82
10K
R81
10K
R84
68R
R83
68R
AGND
C14
47/25
AGND
C31
47P
R85
8K2
R87
10K
R88
10K
R86
8K2
R90
68R
R89
68R
AGND
C15
47/25
AGND
C32
47P
5
6
7
U8B
TL072
R91
8K2
R92
10K
R94
10K
R93
8K2
R96
68R
R95
68R
AGND
C16
47/25
AGND
C33
47P
R97
10K
R98
10K
R100
10K
R99
10K
R102
68R
R101
68R
AGND
C17
47/25
AGND
C34
47P
3
2
1
U2A
TL072
3
2
1
U3A
TL072
3
2
1
U4A
TL072
3
2
1
U7A
TL072
3
2
1
U6A
TL072
3
2
1
U5A
TL072
3
2
1
U8A
TL072
3
2
1
U9A
TL072
5
6
7
U9B
TL072
AGND
+V
-V
Q1
BC549
Q2
BC549
R107
100K
R108
100K
DGND
DGND
AFL DC
AFL DC1
PFL DC
PFL DC1
A JB 26/7/01
1 JB 11/10/01
+5VL
R113
120R
L3
DSS306
L4
DSS306
VCC
8
DE
3
B
7
A
6
D
4
RE
2
R
1
GND
5
U11
MAX3088CPA
EXPRX
DGND DGND
EXPRX
R112
47R
JP2
LINK OPT
JP3
LINK OPT
JP1
LINK OPT
DGND
AGND
R103
1K0
R110
1K0
DGND
+5VL
DGND
TX-
TX+
RX+
RX-
RX-
RX+
TX+
TX-
C39
100N 100V/MLC
+5VL
DGND
2 AAT 31/10/01
AI1
HOLE-AI
AI2
HOLE-AI
AI3
HOLE-AI
AI4
HOLE-AI
P1
PIN-SOLDER 1.5MM
P2
PIN-SOLDER 1.5MM
P3
PIN-SOLDER 1.5MM
P4
PIN-SOLDER 1.5MM
AGND
DGND
1A
6A
2A
7A
3A
8A
4A
9A
5A
BOTTOM
CN3A
DB9FH DUAL (E16)
1B
6B
2B
7B
3B
8B
4B
9B
5B
TOP
CN3B
DB9FH DUAL (E16)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
CN4
BOX 5X2 M STRT
20
20
1
1
19
19
2
2
18
18
3
3
17
17
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
CN5
BOX 10X2 M STRT
RX-
RX+
TX+
TX-
D44

ALLEN & HEATH ML3000 Specifications

General

Brand	ALLEN & HEATH
Model	ML3000
Category	Recording Equipment
Language	English