Kernick Industrial Estate,
Penryn, Cornwall,
England. TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
2.1
GL2800 MASTER RIGHT
C5867
2
3
PAGE:
TITLE:
DRG No:
ISSUE:
SHEET:
OF
ISSUE BY
DATE
FILE: C5867_2_1P2.Sch
13:34:11
29-Apr-2005
ALLEN&HEATH
Tel:
Fax:
PRINTED:
A
B
C
D
E
F
G
H
a
b
c
d
e
CHK
BY
C56
100N_S
DG
+5V
PFL_DET
A
14
11
13
12
U11A
74HCT4053
2
1
10
15
B
U11B
74HCT4053
INH
6
VE
E
7
VSS
8
VDD
16
U11D
74HCT4053
+VA
-VB
-VA
+5V
Q3
BC848B
R126
0R0 0805
5
6
7
U7B
TL072D SMD
3
2
1
U7A
TL072D SMD
C5
33P 0805
C6
33P 0805
C22
47/25
C21
47/25
R80
1
K
8
0805
R83
1
K
8
0805
R61
2K7 0805
R14
10K 1% 0805
PFL_ON_L
PFL_ON_L
R81
4K7 1% 0805
R60
2K7 0805
R82
4K7 1% 0805
R84
4K7 1% 0805
R85
4K7 1% 0805
1
6
4
VR2A
POT14 20KK X2
2
5
3
VR2B
POT14 20KK X2
R16
10K 1% 0805
R20
10K 1% 0805
5
6
7
U9B
TL072D SMD
3
2
1
U9A
TL072D SMD
R123
22K 1% 0805
R124
22K 1% 0805
C12
33P 0805
C9
33P 0805
R117
330R 1% 0805
R118
330R 1% 0805
Q5
BC848B
Q4
BC848B
Q7
BC858B
Q6
BC858B
+VB
+VB
-VB
-VB
R113
100R 0805
R116
100R 0805
HPGND
5
6
7
U8B
TL072D SMD
3
2
1
U8A
TL072D SMD
C7
33P 0805
C8
33P 0805
R13
10K 1% 0805
R17
10K 1% 0805
R107
33K 1% 0805
R108
33K 1% 0805
R104
68R 0805
R105
68R 0805
LOCAL_MON_R
LOCAL_MON_L
C23
47/25
1
6
4
VR1A
POT14 20KK X2
R18
10K 1% 0805
R19
10K 1% 0805
R86
4K7 1% 0805
C10
33P 0805
C24
47/25
2TRK_IN_L
C25
47/25
2
5
3
VR1B
POT14 20KK X2
3
2
1
U10A
TL072D SMD
R21
10K 1% 0805
R22
10K 1% 0805
R87
4K7 1% 0805
C11
33P 0805
C26
47/25
2TRK_IN_R
R55
1K8 0805
R56
1K8 0805
R70
8K2 1% 0805
R71
8K2 1% 0805
2
1
3
SW1A
SW2PCOL (SPUN)
5
4
6
SW1B
SW2PCOL (SPUN)
LD1
LED RECT 5X2.5MM TOMB GRN
R40
3K3 1% 0805
+VB
MIXL
MIXR
5
6
7
U10B
TL072D SMD
LEFT_2TRK
RIGHT_2TRK
R128
10R PF RAD
R130
10R PF RAD
C27
47/25
C28
47/25
C39
100N/50V 0805
C40
100N/50V 0805
R129
10R PF RAD
R131
10R PF RAD
C29
47/25
C30
47/25
C41
100N/50V 0805
C42
100N/50V 0805
DG
+VA
-VA
-VB
+VB
1
2
3
4
CN5
EARTH SCREW TERMINAL NARROW
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
CN8
BOX 8X2 M 90 DEG
LD3
LED T1 3MM RED
C57
NF CAP 0805
LD2
LED T1 3MM BLUE
DG
R62
6K8 1% 0805
POWER ON
PFL/AFL DETECT
8
9
BRKT
VR1C
POT14 20KK X2
8
9
BRKT
VR2C
POT14 20KK X2
POT_GND
R97
1K0 1% 0805
DISTRIBUTION
V-
4
V+
8
U8C
TL072D SMD
V-
4
V+
8
U9C
TL072D SMD
V-
4
V+
8
U10C
TL072D SMD
V-
4
V+
8
U7C
TL072D SMD
-VA
+VA
1
2
3
CN6
JST 3 M STRT
+VB
-VB
C58
330/25
C59
330/25
HPGND
5
3
9
4
C
U11C
74HCT4053
R15
10K 1% 0805
PFL_ON_L
R109
1M0 1% 0805
R54
1K
5
0805
+5V
A
MG
21-07-04
M1
M2
M3
M4
GRP
1
GRP
2
GRP
3
GRP
4
GRP
5
GRP
6
GRP
7
GRP
8
MONO
GC
AUX1
AUX2
AUX3
AUX4
AUX5
AUX6
AUX7
AUX8
+48V
PFL/
A
FL
PFL_D
ET
+48V
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
33
34
34
35
35
36
36
37
37
38
38
39
39
40
40
CN7
BOX 20X2 M 90 DEG
MIXL
MIXR
AUX9
AUX10
2
1
3
SW6A
SW2PCOL (SPUN)
2
1
3
SW7A
SW2PCOL (SPUN)
2
1
3
SW8A
SW2PCOL (SPUN)
2
1
3
SW9A
SW2PCOL (SPUN)
5
4
6
SW6B
SW2PCOL (SPUN)
5
4
6
SW7B
SW2PCOL (SPUN)
5
4
6
SW8B
SW2PCOL (SPUN)
5
4
6
SW9B
SW2PCOL (SPUN)
2
1
3
SW5A
SW2PCOL (SPUN)
5
4
6
SW5B
SW2PCOL (SPUN)
AUX9_TO_MTX
AUX10_TO_MTX
MTX4_POST
MTX3_POST
2
1
3
SW4A
SW2PCOL (SPUN)
5
4
6
SW4B
SW2PCOL (SPUN)
2
1
3
SW3A
SW2PCOL (SPUN)
5
4
6
SW3B
SW2PCOL (SPUN)
2
1
3
SW2A
SW2PCOL (SPUN)
5
4
6
SW2B
SW2PCOL (SPUN)
MTX2_POST
MTX1_POST
MONO_POST
LEFT_TO
_MTX
RIGHT_TO_MTX
2TRKL_POST
2TRKR_POST
2T
RKR_P
O
ST
2TR
K
L_PO
ST
PFL_AFL_SIG
R114
100R 0805
R115
100R 0805
METER_R
METER_L
AUX9_TO_MTX
AUX10_TO_MTX
MTX4_POST
MTX3_POST
MTX2_POST
MTX1_POST
LEFT_TO
_MTX
R
IG
H
T
_TO
_MTX
MONO_POST
LR_TO_MONO
R110
470R 0805
R111
470R 0805
R112
560R
1% 0805
R127
0R0 0805
R29
47K 0805
R30
47K 0805
R31
47K 0805
R37
47K 0805
R32
47K 0805
R33
47K 0805
R34
47K 0805
R35
47K 0805
R36
47K 0805
R38
47K 0805
C38
100N/50V 0805
R150
47K 0805
+16V
PIN-SOLDER 1.5MM
SGND
PIN-SOLDER 1.5MM
+48V
PIN-SOLDER 1.5MM
-16V
PIN-SOLDER 1.5MM
+VIN
+VIN
-VIN
-VIN
+48V
SY
S_MO
N
O
SYS_PFL_DET
SY
S_PFL_D
ET
DIM=0V
R159
100R 0805
R160
100R 0805
1
MG
31/01/05
+VA
-VA
SY
S_PFL
2
MG
14/02/05
T
R
CN9
JACK 3.5MM H SW
T
R
CN4
JACK SLIMJACK MET SW6
2.1
MG
19/04/05
003-367 iss.2.1
22R 1% 1206
R125
Summary of Contents for GL2800
Page 1: ...SERVICE INFORMATION Publication AP6281 COMPLETE...
Page 11: ...003 228 iss 3...
Page 15: ...003 353 iss 1...
Page 19: ...003 354 iss 4...
Page 22: ...003 355 iss 4...
Page 24: ...003 356 iss 3...
Page 27: ...003 366 iss 3...
Page 31: ...003 367 iss 2...
Page 33: ...003 368 iss 2...
Page 38: ...003 369 iss 3...
Page 40: ...003 370 iss 1...
Page 42: ...003 370 iss 1...
Page 48: ...003 371 iss 1...
Page 50: ...003 372 iss 1...
Page 52: ...003 373 iss 1...
Page 55: ...003 391 iss 3...
Page 58: ...003 391 iss 4...
Page 61: ...003 391 iss 5...
Page 64: ...003 391 iss 6...
Page 66: ...003 396 iss A...
Page 68: ...003 460 iss 1...
Page 70: ...003 473 iss 1...