Pa Series Mono Input Schematic Diagram - ALLEN & HEATH PA Series Service Information

AI1 AI2
HOLE-AI HOLE-AI
FID1 FID2
FIDUCIAL FIDUCIAL
R2
0R0 0805
e
R10
C3
1K8 0805
CN1
1N5_S
R1
1 2
0R0 0805
XLR NC3FAHR20
MIC INPUT
d
SW2A
R31
SW2PCOL (SPUN)
1 4
SW2B
2 5
120K 1% 0805
3 6 SW2PCOL (SPUN)
C40
1 2
22N 0805
C28
22P_S
R50
120K 1% 0805
c
C30 C31
R30
2
100K 1% 0805
22N 0805 22N 0805 3
R47 R48 U2A
100K 1% 0805 22K 0805
TL072D SMD
R67
0R0 0805
Ground
b
R54
V+ +17VA
10R PF RAD
C24
47/25
CN4
BOX 8X2 M 90 DEG
C25
47/25
R56
V- -17VA
10R PF RAD
a
ALLEN&HEATH
ISSUE BY
A MG 25-02-02
Kernick Industrial Estate,
B MG 03-05-02
Penryn, Cornwall,
C MG 25-06-02
England. TR10 9LU
1 MG 22-7-02
Tel: +44 (0)8707 556250
Fax: +44 (0)8707 556251
A
4
5
SW1B
6
SW2PCOL (SPUN)
SW1A
SW2PCOL (SPUN) 1
2
3
+48V 4K7 1% 0805 MELF
C2
MIC-
Q1
2SB737
47/63 D2
R4 R6
MIC+
BAS16
6K8 1% 0805 47K 0805
-17VB
R3 R5
6K8 1% 0805 47K 0805
C1
820R 1% 0805 MELF
47/63 D3
BAS16
-17VB
1K2 1% 0805 MELF
INSERT
JACK SLIMJACK SW6
CN3
VR2A
POT11 20KB C/D
3 1
12kHz
C29
1N0 0805
R51
6K8 1% 0805
R16
R59
C20
R58 47K 0805
1
82K 0805
47R 0805 C21 U2B
47/25
R15
6
R14
47K 0805
47K 0805
47/25 5
TL072D SMD
R39 R40
12K 0805 12K 0805
C32
47N 0805
R55
+17VB 1 3
10R PF RAD
VR5A
POT11 20KB C/D
C26
C38
250Hz
47/25
100N 0805
CN5
EARTH SCREW TERMINAL NARROW
C27
C39
47/25
100N 0805
1
2
3
R57
-17VB 4
10R PF RAD
VR1C
VR3B
VR2B
DATE
POT14 5KRD X2
POT11 20KB C/D 200KC X2 D/G
BRKT BRKT BRKT
FILE: C4788_1P1.Sch PRINTED: 15:59:16 26-Mar-2003
B C
+17VB
R7 R8
4K7 1% 0805 MELF
C6
R21
1 6
68R 0805
VR1A
220/10
POT14 5KRD X2
MIC-
Q2 C9
2SB737
Q4
Q3
BC549
33P 0805
BC549
R22
2K7 1% 0805 MELF
R19 R20
820R 1% 0805 MELF
U1B
6
5
NE5532 SMD
R32
R33 R23
C11
1K2 1% 0805 MELF 2K7 1% 0805 MELF
33P 0805
-17VB
C37
330N 0805
R68 R69
3 1
2K7 0805 2K7 0805
VR6A
120Hz
POT11 20KB C/D
R11
1K8 0805
R60
27K 0805 C13
33P 0805
U3A
2
7 1
3
TL072D SMD
C5
300 - 6kHz
2N2_S
C33
47N 0805 R52
VR3A
10K 1% 0805
POT11 200KC X2 D/G
R53
C4
2N2_S 10K 1% 0805
1 3
VR4A
POT11 20KB C/D
+17VA
U1C U2C
C34
NE5532 SMD TL072D SMD
100N 0805
TL072D SMD
-17VA
VR4B VR5B VR6B VR7B VR8B
POT11 20KB C/D POT11 20KB C/D POT11 20KB C/D POT11 20KK POT11 20KK
BRKT BRKT BRKT BRKT BRKT
D E
LINE INPUT
CN2
JACK SLIMJACK SW6
C15
R25
33K 1% 0805
47/25
C16
R24
33K 1% 0805
47/25
C18
7
47/25
R13
C12
47K 0805
15P 0805
JP3 JP4
VR7A
JUMP 2 STRT
1 2
POT11 20KK
JUMP 2 SKT
PRE EQ 3
R34
C19
2K2 1% 0805
JP1
1 2
POST EQ
JUMP 2 STRT
47/25
VR8A
JP2
R9
1 2
POT11 20KK
0R0 0805
POST MUTE 3
JUMP 2 STRT
+17VB
LED RECT 5X2.5MM TOMB RED
R36
6K8 1% 0805
LD1
SW3A
SW2PCOL (SPUN)
SW3B
R41
C22 SW2PCOL (SPUN)
R35
4K7 1% 0805 10K 1% 0805
4
RED
5
47/25 6
R17
PIN-SOLDER 1.2MM
U3B
47K 0805
GRN 6
PIN-SOLDER 1.2MM C23 5
BLU
TL072D SMD
R18
47/25
47K 0805
PIN-SOLDER 1.2MM
PFL_DET
3
R49
2 PFL_BUS
1
SW4A 22K 0805
SW2PCOL (SPUN)
SW4B
SW2PCOL (SPUN)
C35 +17VB
LD2
100N 0805
U3C
LED T1 3MM RED
VR9B VR10B VR11C
POT11 20KK POT11 20KK POT14 10KAC C/D
TITLE:
BRKT BRKT BRKT
PAGE:
DRG No:
F
C10
15P 0805
R26 R27
3K3 1% 0805 3K3 1% 0805
U1A
2 C17
1
3
47/25
NE5532 SMD
VR1B
3
POT14 5KRD X2
R28
3K3 1% 0805
C7
R46
220/10
R29 22R 0805
3K3 1% 0805
1
R37
FB1
P2
8K2 1% 0805
1
R38
FB2 VR9A
POT11 20KK
8K2 1% 0805 3 1
C14
R44
AUX1
33P 0805
10K 1% 0805
VR10A
P1 POT11 20KK
3 1
R45
AUX2
C8
10K 1% 0805
7
220/10
VR11B
POT14 10KAC C/D
VR11A
4 3
POT14 10KAC C/D
R42
MIXR
10K 1% 0805
D1
R43
BAS16 MIXL
10K 1% 0805
R61 R12
22K 0805 3K3 1% 0805
C36
R64
Q5
PEAK
BC549
47/25
47K 0805 R66
R65
5K6 0805 R63
0R0 0805
4K7 1% 0805
PA SERIES MONO INPUT
C4788 1 1 1
ISSUE: SHEET: OF
G H
003-034/1