Kernick Industrial Estate,
Penryn, Cornwall,
England. TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
3.1
GL2800 GROUP MATRIX
C5872 2 2
PAGE:
TITLE:
DRG No: ISSUE: SHEET: OF
ISSUE BY DATE
FILE: C5872_3_1P2.Sch 12:11:47 29-Apr-2005
ALLEN&HEATH
Tel:
Fax:
PRINTED:
ABCDEFGH
a
b
c
d
e
CHK
BY
A MG 12-10-04 XXX
5
6
7
U7B
TL072D SMD
R89
56K 0805
R90
82K 0805
D3
BAS16
D4
BAS16
R94
1K8 0805
DG
5
4
2
U8A
LM339 SMD
7
6
1
U8B
LM339 SMD
11
10
13
U8D
LM339 SMD
9
8
14
U8C
LM339 SMD
R91
6K8 1% 0805
R81
6K8 1% 0805
R95
1K2 1% 0805
R96
1K0 1% 0805
R97
120R 1% 0805
+VB
METER
AI1
HOLE-AI
AI2
SLOT-AI
FID1
FIDUCIAL
FID2
FIDUCIAL
3
2
1
U7A
TL072D SMD
C44
47/25
R93
75R 1% 0805
-VB
METER MOULDING
MTR1
LED BAR 4 TOMB_WZ3
C50
1/63
Q5
BC858B
-VB
DG
R80
10K 1% 0805
R92
150K 1% 0805
C49
100N/50V 0805
V-
12
V+
3
U8E
LM339 SMD
V-
4
V+
8
U7C
TL072D SMD
+VB
-VB
POST_GRP_N
JS9
SOLDER ASSIG
JS10
SOLDER ASSIG
JS11
SOLDER ASSIG
JS12
SOLDER ASSIG
POST_GRP5
POST_GRP6
POST_GRP7
POST_GRP8
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
CN4
BOX 8X2 M 90 DEG
POST_GRP1POST_GRP2
POST_GRP3POST_GRP4
POST_GRP5POST_GRP6
POST_GRP7POST_GRP8
L_TO_MTXR_TO_MTX
M_TO_MTX
1 3
2
VR2A
POT11 20KK
1 3
2
VR3A
POT11 20KK
1 3
2
VR4A
POT11 20KK
1 3
2
VR5A
POT11 20KK
1 3
2
VR6A
POT11 20KK
1 3
2
VR7A
POT11 20KK
5
6
7
U10B
TL072D SMD
3
2
1
U10A
TL072D SMD
R68
10K 1% 0805
R69
10K 1% 0805
R71
10K 1% 0805
R72
10K 1% 0805
R73
10K 1% 0805
R74
10K 1% 0805
R87
20K 1% 0805
C45
33P 0805
R70
10K 1% 0805
R88
20K 1% 0805
C46
33P 0805
1 3
2
VR13A
POT11 20KK
C41
47/25
C42
47/25
R37
47K 0805
-VA
R85
68R 0805
R86
68R 0805
+VAC47
100N 0805
C48
100N 0805
MARTIX_OUT+
MATRIX_OUT-
R82
10R PF RAD
R83
10R PF RAD
POST_GRP1
POST_GRP2
POST_GRP3
POST_GRP4
POST_GRP5
POST_GRP6
MATRIX OUTPUT
MATRIX SUBMIX
5
4
6
SW1B
SW2PCOL (SPUN)
2
1
3
SW1A
SW2PCOL (SPUN)
C43
47/25
R44
47K 0805
LD1
LED RECT 5X2.5MM TOMB RED
1 3
2
VR1A
POT11 20KK
R67
10K 1% 0805
EXT_IN+
C20
47/25
R84
68R 0805
EXT_IN-
VIN
4
GND
3
FORCE+
8
FORCE-
1
SENSE+
7
SENSE-
2
V+
6
V-
5
U9
BALANCED OUTPUT DRIVER (SOCKET FITTED AL0013)
1 3
2
VR8A
POT11 20KK
1 3
2
VR9A
POT11 20KK
R77
10K 1% 0805
R78
10K 1% 0805
POST_GRP7
POST_GRP8
1 3
2
VR10A
POT11 20KK
R75
10K 1% 0805
L_TO_MTX
1 3
2
VR11A
POT11 20KK
1 3
2
VR12A
POT11 20KK
R76
10K 1% 0805
R79
10K 1% 0805
R_TO_MTX
M_TO_MTX
MATRIX_TO_MON
MATRIX_TO_MON
TO MASTER DISTRIBUTION PCB
5
6
BRKT
VR1B
POT11 20KK
5
6
BRKT
VR2B
POT11 20KK
5
6
BRKT
VR3B
POT11 20KK
5
6
BRKT
VR4B
POT11 20KK
5
6
BRKT
VR5B
POT11 20KK
5
6
BRKT
VR6B
POT11 20KK
5
6
BRKT
VR7B
POT11 20KK
5
6
BRKT
VR8B
POT11 20KK
5
6
BRKT
VR9B
POT11 20KK
5
6
BRKT
VR10B
POT11 20KK
5
6
BRKT
VR11B
POT11 20KK
5
6
BRKT
VR12B
POT11 20KK
5
6
BRKT
VR13B
POT11 20KK
POT_GND
SYS_GRP_N SYS_AUX_N
V-
4
V+
8
U10C
TL072D SMD
-VA
+VA
TALK_TO_MTX
R99
4K7 1% 0805
+VB
ATE1
HOLE-ATE
ATE2
HOLE-ATE
R100
22K 1% 0805
TALK_TO_MTX
1 MG 27/01/05 XXX
2 MG 14/02/05 XXX
3 MG 24/03/05 XXX
METER
3.1 MG 19/04/05 XXX
003-366 iss.3.1
BALANCED OUTPUT OPTION
BALANCED OUTPUT DRIVERS, U5 & U9.
USE EITHER SSM2142 (AH PART NO. AE0302), OR DRV134PA (AH PART NO. AE5725).
FITTING INSTRUCTIONS
AUX: FIT U5 TO SOCKET, REMOVE R51 & R52
MATRIX: FIT U9 TO SOCKET, REMOVE R82 & R83
ENSURE CORRECT ORIENTATION OF IC
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