ALLEN & HEATH GL2800 Service Information

Kernick Industrial Estate,
Penryn, Cornwall,
England. TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
4.1
GL2800 GROUP 1 & 3
C5864 2 3
PAGE:
TITLE:
DRG No: ISSUE: SHEET: OF
ISSUE BY DATE
FILE: C5864_4_1P2.Sch 11:42:40 29-Apr-2005
ALLEN&HEATH
Tel:
Fax:
PRINTED:
ABCDEFGH
a
b
c
d
e
CHK
BY
POST_GRPn
POST_GRP1
POST_GRP3
JS5
SOLDER ASSIG
JS6
SOLDER ASSIG
+VA
-VA
V-
4
V+
8
U7C
TL072D SMD
5 6
BRKT
VR3B
POT11 20KK
5 6
BRKT
VR4B
POT11 20KK
POT_GND
A MG 20-07-04 XXX
C20
47/25
1 6
4
VR1A
POT14 20KK X2
2 5
3
VR1B
POT14 20KK X2
C24
47/25
5
6
7
U7B
TL072D SMD
3
2
1
U7A
TL072D SMD
R118
12K 1% 0805
R121
12K 1% 0805
R41
2K2 1% 0805
R45
2K2 1% 0805
C39
33P 0805
C42
33P 0805
C21
47/25
C25
47/25
R9
47K 0805
R12
47K 0805
5
6
7
U8B
TL072D SMD
R62
10K 1% 0805
R63
10K 1% 0805
R64
10K 1% 0805
C40
33P 0805
3
2
1
U8A
TL072D SMD
R69
10K 1% 0805
R70
10K 1% 0805
R71
10K 1% 0805
C44
33P 0805
R120
12K 1% 0805
R119
12K 1% 0805
ST1(3)_IN_L+
ST1(3)_IN_R+
MIXR
R68
10K 1% 0805
R61
10K 1% 0805
2
1
3
SW1A
SW4PCOL (SPUN)
8
7
9
SW1C
SW4PCOL (SPUN)
5
4
6
SW1B
SW4PCOL (SPUN)
11
10
12
SW1D
SW4PCOL (SPUN)
R124
10K 1% 0805
R125
10K 1% 0805
R73
10K 1% 0805
R74
10K 1% 0805
5
6
7
U10B
TL072D SMD
R67
10K 1% 0805
R77
10K 1% 0805
C41
33P 0805
C46
33P 0805
C28
47/25
C29
47/25
1 6
4
VR2A
POT14 20KK X2
2 5
3
VR2B
POT14 20KK X2
R75
10K 1% 0805
R76
10K 1% 0805
3
2
1
U10A
TL072D SMD
R78
10K 1% 0805
R80
10K 1% 0805
C45
33P 0805
C48
33P 0805
C30
47/25
C31
47/25
5
6
7
U11B
TL072D SMD
3
2
1
U11A
TL072D SMD
R122
12K 1% 0805
R123
12K 1% 0805
R50
2K2 1% 0805
R49
2K2 1% 0805
C43
33P 0805
C47
33P 0805
C32
47/25
C33
47/25
R16
47K 0805
R79
10K 1% 0805
R81
10K 1% 0805
ST2(4)_IN_L+
ST2(4)_IN_L-
ST2(4)_IN_R-
ST2(4)_IN_R+
MIXL
R15
47K 0805
P4
RED_S
P5
GRN_S
P6
BLU_S
P7
PNK_S
P8
GRN2S
P9
YEL_S
C22
47/25
C26
47/25
5
6
7
U9B
NE5532 SMD
R10
47K 0805
R89
4K7 1% 0805
R44
2K2 1% 0805
C66
15P 0805
3
2
1
U9A
NE5532 SMD
R13
47K 0805
R91
4K7 1% 0805
R48
2K2 1% 0805
C67
15P 0805
C23
47/25
C27
47/25
R11
47K 0805
R14
47K 0805
LD1
RED
1 3
2
VR3A
POT11 20KK
1 3
2
VR4A
POT11 20KK
1 6
4
VR5A
POT14 20KK X2
2 5
3
VR5B
POT14 20KK X2
2
1
3
SW4A
SW2PCOL (SPUN)
2
1
3
SW5A
SW2PCOL (SPUN)
2
1
3
SW6A
SW2PCOL (SPUN)
R65
22K 1% 0805
R90
12K 1% 0805
R66
22K 1% 0805
MONO
MIXL
5
4
6
SW4B
SW2PCOL (SPUN)
5
4
6
SW5B
SW2PCOL (SPUN)
5
4
6
SW6B
SW2PCOL (SPUN)
R72
22K 1% 0805
R92
12K 1% 0805
MONO
MIXR
R31
8K2 1% 0805
R32
8K2 1% 0805
R33
8K2 1% 0805
R34
8K2 1% 0805
PREFADE_L
PREFADE_R
PREFADE_R
PREFADE_L
POSTFADE_L
POSTFADE_R
POSTFADE_R
POSTFADE_L
7 8
CN4D
IDC 4X2 M STRT(SINGLES)
3 4
CN4B
IDC 4X2 M STRT(SINGLES)
5 6
CN4C
IDC 4X2 M STRT(SINGLES)
1 2
CN4A
IDC 4X2 M STRT(SINGLES)
R51
2K2 1% 0805
R52
2K2 1% 0805
AUX1 AUX2 AUX9 AUX10
R42
2K2 1% 0805
R46
2K2 1% 0805
TO_PFL_SW
TO_PFL_SW
2
1
3
SW3A
SW2PCOL (SPUN)
R99
18K 1% 0805
PFL/AFL
5
4
6
SW3B
SW2PCOL (SPUN)
R93
4K7 1% 0805
+VB
D3
BAS16
R126
220K 0805
PFL_DET
LD2
LED T1 3MM YELLOW
V-
4
V+
8
U8C
TL072D SMD
V-
4
V+
8
U9C
NE5532 SMD
V-
4
V+
8
U10C
TL072D SMD
V-
4
V+
8
U11C
TL072D SMD
8 9
BRKT
VR1C
POT14 20KK X2
8 9
BRKT
VR2C
POT14 20KK X2
8 9
BRKT
VR5C
POT14 20KK X2
GRP_1_3_SUM
TO_GRP_2_4_SUM
1 MG 25-01-04 XXX
2 MG 14/02/05 XXX
2
1
3
SW2A
SW4PCOL (SPUN)
5
4
6
SW2B
SW4PCOL (SPUN)
8
7 9
SW2C
SW4PCOL (SPUN)
11
10
12
SW2D
SW4PCOL (SPUN)
3 MG 24/02/05 XXX
4 MG 24/03/05 XXX
4.1 MG 19/04/05 XXX
003-354 iss.4.1

ALLEN & HEATH GL2800 Specifications

General

Direct Outputs	Yes, on mono channels
Effects	None built-in
Type	Analog
Channels	24, 32, or 40
Stereo Channels	4
EQ	4-band EQ
Phantom Power	+48V globally switchable
Dimensions	Varies by model
Weight	Varies by model
Inputs	Mic/Line inputs on mono channels, stereo line inputs on stereo channels
Outputs	Main L/R, Groups, Matrix, Aux
Faders	100mm
Auxiliary Sends	10 aux sends
Groups	8 groups
Power Supply	Internal power supply with external backup option