ALLEN & HEATH GL2800, Service Information

Page: 53 / 74

Kernick Industrial Estate,
Penryn, Cornwall,
England. TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
3
GL2800 MONO INPUT
5862 1 2
PAGE:
TITLE:
DRG No: ISSUE: SHEET: OF
ISSUE BY DATE
FILE: C5862_3P1.Sch 13:20:08 7-Jun-2005
ALLEN&HEATH
Tel:
Fax:
PRINTED:
A B C D E F G H
a
b
c
d
e
CHK
BY
5
6
7
U2B
NE5532
2
1
3
SW3A
SW2PCOL (SPUN)
5
4
6
SW3B
SW2PCOL (SPUN)
C34
47N/MYL
C35
47N/MYL
2
1
3
SW4A
SW2PCOL (SPUN)
5
4
6
SW4B
SW2PCOL (SPUN)
C1
47/25
C2
47/25
R5
8K2 1%
R4 8K2 1%
R11
47K
R12
47K
C5
47/25
+48V
C36
1N5/MYL
5
6
7
U3B
NE5532
C37
1N5/MYL
C41 220N 100V/PE
C48
22N/MYL
C38
1N5/MYL
C47
22N/MYL
1
3 2
VR3A
POT11 200KC X2 D/G
1
3 2
VR5A
POT11 200KC X2 D/G
C6
47/25
5
4
6
SW1B
SW2PCOL (SPUN)
2
1
3
SW1A
SW2PCOL (SPUN)
R8
820R 1%
1 3
2
VR2A
POT11 20KB C/D
1 3
2
VR7A
POT11 20KB C/D
1 3
2
VR4A
POT11 20KB C/D
1 3
2
VR6A
POT11 20KB C/D
2
1
3
SW5A
SW2PCOL (SPUN) 5
4
6
SW5B
SW2PCOL (SPUN)
C8
47/25
C9
47/25
RED
PIN-SOLDER 1.2MM
GRN
PIN-SOLDER 1.2MM
BLU
PIN-SOLDER 1.2MM
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
CN1
BOX 5X2 M 90 DEG
INSEND
INS
R
E
T
INS
R
E
T
INSEND
DIR_OUT
+
R7
22R
R6
22R
R1
68R
1
2
3
4
CN2
5
4
6
SW2B
SW2PCOL (SPUN)
2
1
3
SW2A
SW2PCOL (SPUN)
12KHz SHELF
HF
LM
35-1KHz 500-15KHz
HM
LF
50Hz
C4
47/25
R13
47K
R14
47K
-VA
-VA
D1
1N4148
D2
1N4148
C16
330P/DISK
C17
330P/DISK
C15
1N/MYL
Q1
2SB737
3
2
1
U1A
NE5532
3
2
1
U2A
NE5532
-VA
Q2
2SB737
5
6
7
U1B
NE5532
C3
47/25
R29
100R
C7
47/25
-VA
C26
1000/6.3
1 3
2
VR1A
POT11 10KZ
C18
100N 63V/PE
3
2
1
U4A
NE5532
5
6
7
U4B
NE5532
V-
4
V+
8
U1C
NE5532
V-
4
V+
8
U3C
NE5532
C10
47/25
2
1
3
SW6A
SW2PCOL (SPUN)
5
4
6
SW6B
SW2PCOL (SPUN)
Pre EQ Pre Insert to Aux
R65
2K2 1%
C31
15P/DISK
MUTEFET
C42
220/10
PREFADE_TO_AUXES
C44
220/10
C43
220/10
POSTFADE_TO_AUXES
POSTFADE
3
2
1
U5A
TL072
AI1
HOLE-AI
AI2
SLOT-AI
DG
+VB
-VB
+VB
-VB
METER MOULDING
MTR1
LED BAR 4 TOMB_WZ3
MUTEFET
V-
4
V+
8
U2C
NE5532
V-
4
V+
8
U4C
NE5532
-VA
+VA
TO_PFL_SW
-VA
C49
1/63
+VB
5 6
BRKT
VR1B
POT11 10KZ
5 6
BRKT
VR2B
POT11 20KB C/D
5 6
BRKT
VR4B
POT11 20KB C/D
5 6
BRKT
VR6B
POT11 20KB C/D
5 6
BRKT
VR7B
POT11 20KB C/D
5 6
BRKT
VR3B
POT11 200KC X2 D/G
5 6
BRKT
VR5B
POT11 200KC X2 D/G
V-
4
V+
8
U5C
TL072
5
6
7
U5B
TL072
LOWER PCB FIXING
TO REARCONNECTOR PCB
A MG 28-7-04
POT_GND
R2
2
3K3 1%
R3
4
4K7 1%
R43
10K 1%
R44
10K 1%
R35
4R7
R38
4K7 1%(HI-STA)
R45
4K7 1%(HI-STA)
R41
10K 1%
R39
10K 1%
R40
10K 1%
R42
10K 1%
R3
6
22K 1%
R3
7
22K 1%
R46
1K2 1%
R47
2K7
R51
22K
R25
47K
R24
47K
R52
10K 1%
1 2
C23
15P/DISK
R26
47K
R2
68R
R27
47K
R30
47K
R84
68K
R85
6K8 1%
R31
47K
C24
15P/DISK
C25
15P/DISK
R86
6K8 1%
R87
6K8 1%
R89
6K8 1%
R88
6K8 1%
R48
2K7
R49
2K7
R66
1K8
R90
27K
R28
47K
R32
47K
R101
1K0
R81
3K9
R82
3K9
R80
2K2 1%
R74
5K6
R33
47K
C27
15P/DISK
R68
0R0
R69
NF RES
R72
4K7 1%
R73
4K7 1%
R54
10K 1%
R53
10K 1%
Q3
J111N
Q4
J111N
Q5
J111N
Q6
J111N
R91
56K
R92
82K
R67
1K8
D3
1N4148
D4
1N4148
R83
4K7
R23
3K3 1%
R102
820R 1%
R103
680R
R104
120R
R93
4K7
7 6
1
U6B
LM339
11 10
13
U6D
LM339
5 4
2
U6A
LM339
9 8
14
U6C
LM339
V-
12
V+
3
U6E
LM339
C28
100N 63V/PE
C19
15P/DISK
C20
15P/DISK
C22
15P/DISK
C21
15P/DISK
1 2
CN4A
IDC 5X2 M STRT(SINGLES)
3 4
CN4B
IDC 5X2 M STRT(SINGLES)
R3
68R
ATE1
HOLE-ATE
ATE2
HOLE-ATE
TP81
TP82TP83
TP84
TP85
TP86
TP87
TP88
TP89
TP90
TP91
TP92
TP93
TP94
TP95
TP96
TP97
TP98
TP99
TP100
TP101
TP102
TP103
TP104
TP105
TP106
TP107
TP108
TP109
TP110
TP111 TP112
TP113
TP114
TP115
TP116 TP117
TP118 TP119
TP120 TP121 TP122
TP123
TP124
TP125
TP126 TP127 TP128 TP129
TP130
TP131
TP132
TP133
TP134
TP135
TP136
TP137
TP138 TP139 TP140 TP141
TP142
TP143
TP144
TP145
TP146 TP147
TP148
TP149
TP150
TP151
TP152
TP153
TP154
TP155
TP156
TP157
TP158
TP159
SSTP BOTTOM
TP160
SSTP BOTTOM
TP161
SSTP BOTTOM
TP162
SSTP BOTTOM
TP163
SSTP BOTTOM
TP164
SSTP BOTTOM
TP165
SSTP BOTTOM
TP166
SSTP BOTTOM
TP167
SSTP BOTTOM
TP168
SSTP BOTTOM
TP169
SSTP BOTTOM
TP170
SSTP BOTTOM
TP196
TP197
TP198
TP199
1 MG 20/01/05
MG 2 18/02/05
MG 3 29/04/05
3
2
1
U3A
NE5532
003-391 iss.3