ALLEN & HEATH GL2800, Service Information

Page: 34 / 74

Kernick Industrial Estate,
Penryn, Cornwall,
England. TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
3
GL2800 MASTER LEFT
C5866 1 4
PAGE:
TITLE:
DRG No: ISSUE: SHEET: OF
ISSUE BY DATE
FILE: C5866_3P1.Sch 12:09:33 7-Jun-2005
ALLEN&HEATH
Tel:
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PRINTED:
A B C D E F G H
a
b
c
d
e
CHK
BY
MIXL
R34
68R 0805
P1
RED
P2
GRN
P3
BLU
INS
E
ND_MIXL
IN
SR
ET_MIX
L
3
2
1
U3A
NE5532 SMD
R41
2K2 1% 0805
R55
4K7 1% 0805
C50
22P_S
R51
33K 1% 0805
R107
10K 1% 0805
R106
10K 1% 0805
R108
10K 1% 0805
R42
2K2 1% 0805
R43
2K2 1% 0805
R140
47R 0805
R139
47R 0805
3
2
1
U5A
TL072D SMD
5
6
7
U5B
TL072D SMD
C51 22P_S
C52 22P_S
C53 22P_S
M
MIXL_OUT-
R57
4K7 1% 0805
R58
4K7 1% 0805
R59
4K7 1% 0805
R60
4K7 1% 0805
C10
47/25
C64
100/25
C65
100/25
R93
47K 0805
R94
47K 0805
SYS_MIXL
C17
47/25
PO
ST_MIX
L
MIXR
R35
68R 0805
P4
RED2
P11
GRN2
P12
BLU2
INS
E
ND_MIXR
IN
SR
ET_MIX
R
5
6
7
U3B
NE5532 SMD
R44
2K2 1% 0805
R61
4K7 1% 0805
C54
22P_S
R52
33K 1% 0805
R113
10K 1% 0805
R112
10K 1% 0805
R114
10K 1% 0805
R45
2K2 1% 0805
R46
2K2 1% 0805
R141
47R 0805
R142
47R 0805
3
2
1
U6A
TL072D SMD
5
6
7
U6B
TL072D SMD
C56 22P_S
C57 22P_S
C58 22P_S
M
MIXR_OUT-
R66
4K7 1% 0805
R67
4K7 1% 0805
R68
4K7 1% 0805
R73
4K7 1% 0805
C16
47/25
C66
100/25
C67
100/25
R95
47K 0805
R96
47K 0805
SYS_MIXR
R11110K 1% 0805
C55 22P_S
R11710K 1% 0805
C59 22P_S
V-
4
V+
8
U1C
NE5532 SMD
V-
4
V+
8
U3C
NE5532 SMD
V-
4
V+
8
U2C
TL072D SMD
V-
4
V+
8
U4C
TL072D SMD
V-
4
V+
8
U5C
TL072D SMD
V-
4
V+
8
U6C
TL072D SMD
INS
E
ND_MIXL
IN
SR
ET_MIX
L
INS
E
ND_MIXR
IN
SR
ET_MIX
R
MIXL
_OUT
+
M
IXL
_OUT
-
MIXR_OUT
+
M
IXR_OUT
-
3
2
1
U1A
NE5532 SMD
R22
8K2 0.5% 0805 TF
C42
33P 0805
3
2
1
U2A
TL072D SMD
R23
4K7 1% 0805
R30
5K6 0805
C43
33P 0805
C1
1000/6.3
Q5
2SB737
R10
22K 0.5% 0805 TF
-VC
R14
10K 0.5% 0805 TF
R15
10K 0.5% 0805 TF
C6
47/25
R1
330K 1% 0805
Q1
BC856A
R145
0R0 0805
R150
NF RES SMD0805
GC
R6
47K 0.5% 0805 TF
C7
47/25
BIAS_A
BIAS_A
-VS
C8
47/25
-VC
C5
47/25
5
6
7
U1B
NE5532 SMD
R24
8K2 0.5% 0805 TF
C44
33P 0805
5
6
7
U2B
TL072D SMD
R25
4K7 1% 0805
R31
5K6 0805
C45
33P 0805
C2
1000/6.3
Q6
2SB737
R11
22K 0.5% 0805 TF
-VC
R16
10K 0.5% 0805 TF
R17
10K 0.5% 0805 TF
C18
47/25
R2
330K 1% 0805
Q2
BC856A
R146
0R0 0805
R151
NF RES SMD0805
GC
R7
47K 0.5% 0805 TF
C14
47/25
BIAS_B
BIAS_B
C13
47/25
T
B
/OS
C
_OUT
A MG 18-10-04
A
14
11
13
12
U7A
74HCT4053
2
1
3
SW14A
SW4PCOL (SPUN)
11
10
12
SW14D
SW4PCOL (SPUN)
C11
220/10
C19
220/10
R92
47K 0805
R97
47K 0805
5
4
6
SW15B
SW2PCOL (SPUN)
2
1
3
SW15A
SW2PCOL (SPUN)
C12
47/25
R63
4K7 1% 0805
R62
4K7 1% 0805
3
2
1
U4A
TL072D SMD
R110
10K 1% 0805
R109
10K 1% 0805
L_TO_MTX
METER
_L
DG
+VB
-VB
TO MASTER SUB PCB
C21
47/25
2
1
10
15
B
U7B
74HCT4053
R70
4K7 1% 0805
R69
4K7 1% 0805
5
6
7
U4B
TL072D SMD
R116
10K 1% 0805
R115
10K 1% 0805
R_TO_MTX
PO
ST_MIX
R
R65
4K7 1% 0805
R64
4K7 1% 0805
REV_LR
REV_LR
R72
4K7 1% 0805
R71
4K7 1% 0805
POST_AUX9
POST_AUX10
5
4
6
SW14B
SW4PCOL (SPUN)
8
7
9
SW14C
SW4PCOL (SPUN)
VDD
R154
100K 1% 0805
REV_LR
INH
6
VE
E
7
VSS
8
VDD
16
U7D
74HCT4053
R53
4K7 1% 0805
R54
4K7 1% 0805
R118
6K8 1% 0805
+VA
-VA
VDD
R101
0R0 0805
AUX9_OUT
+
AUX9_OUT
-
AU
AUX10_OUT-
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
+VA
-VA
C70
100N/50V 0805 C69
100N/50V 0805
C68
100N/50V 0805
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
CN5
BOX 8X2 M 90 DEG
To Master Distribution PCB
To Master Conector PCB
LD3
LED RECT 5X2.5MM TOMB RED
R56
4K7 1% 0805
+VB
L_TO
_MTX
R
_TO
_MTX
AUX9_TO_MON
AUX10_TO_MON
SY
S_MIX
L
SY
S_MIX
R
SYS
_AUX9
SY
S_
AUX10
TB
_TO_MTX1_2
TB
_TO_MTX3_4
LR_TO_MONO
Vin
2
GND
1
-12V
3
U8
MC79M12BDT SMD
PRE_INS_MIXL
PRE_INS_MIXR
SYS_AUX9
SYS_AUX10
R98
68R 0805
R102
68R 0805
R205
NF RES SMD0805
R206
NF RES SMD0805
L_TO_MTX
R_TO_MTX
SYS_MIXL
SYS_MIXR
2TRACK OUT
SOURCE
1
2
3
4
5
6
7
8
9
10
11
12
CN9
FLEX SKT 12 WAY VERT
DIM=0V
1 MG 28/01/05
2 MG 14/02/05
PO
ST_MIX
L
PO
ST_MIX
R
2.1 MG 19/04/05
3 MG 18/05/05
Iss 2.1 meter circuit value change & R157, R160 to 12k
003-369 iss.3