ALLEN & HEATH PA Series Service Information page 30

R26
V+ +17VA
10R PF RAD
C14
47/25
CN5
BOX 8X2 M 90 DEG
C15
47/25
R27
V- -17VA
10R PF RAD
e
R20
C11
68R 0805
CN1 FB1_OUT
CN3
T
T
47/25
R
R
R21
JACK SLIMJACK MET SW6
JACK SLIMJACK MET SW6
68R 0805
C12
R24
68R 0805
CN2 FB2_OUT CN4
T T
d
47/25
R R
R25
JACK SLIMJACK MET SW6 JACK SLIMJACK MET SW6
68R 0805
R11 R12
10K 1% 0805 10K 1% 0805
2
C32 1
c
TO_MONO_OUT 3
U2A
47/25 R74
TL072D SMD
47K 0805
+17VA
R28
U1C
4K7 1% 0805
74HCT4053
C 5
4
LD1
3
LED 5MM RED
b
+5V 74HCT4053
R29
27K 0805
PFL_ON_L
Q1
PFL_DET
BC848B
C18 R30
100N_S 220K 0805
R84
NF 0805
a
ALLEN&HEATH
ISSUE BY
ORIGIN
Kernick Industrial Estate,
A JB 7/3/02
Penryn, Cornwall,
B JB 29/4/02
England. TR10 9LU
C AAT 01-05-02
1 AAT 24-07-02
Tel: +44 (0)8707 556250
2 MG 21-10-02
Fax: +44 (0)8707 556251
2.1 MG 07-07-03
A
U4C U5C
C16
U3C U6C
U2C
100N_S
NE5532 SMD NE5532 SMD
C17
TL072D SMD TL072D SMD
TL072D SMD
100N_S
R83
NF 0805
GC
R22
C13
68R 0805
MONO_OUT
SW3B
SW2PCOL (SPUN)
47/25
+17VA
LD3
R23
LED T1 3MM RED
68R 0805
+17VA 4
R17
6
6K8 1% 0805
LD2
PHONES_L
LED RECT 5X2.5MM TOMB RED
PHONES_R C8
CAP SM 33PF
R10
C7
27K 1% 0805
1000/6.3
P1
FB1 6
RED
7
R9
5
100K 1% 0805
P2
U11B
TL072D SMD GRN
P3
GC
YEL
MONO_OUT
C19
PFL_BUS
R34
100/6.3
100K 1% 0805
+17VA
GC
R31
5K6 0805
+5V
2TRK_L
U1D
LEFT_OUT
8 6 R32
VSS INH
6K8 1% 0805
2TRK_R
RIGHT_OUT
R85 R33
0R0 0805 5K6 0805
-17VA
DATE VR2B
VR1B VR3B
POT11 20KB C/D POT11 20KB C/D
POT11 200KC X2 D/G POT11 200KC X2 D/G
BRKT BRKT BRKT
FILE: C4792_2.1P1.Sch PRINTED: 16:04:25 29-Jul-2003
B C
U10C U11C U12C
TL072D SMD TL072D SMD
TL072D SMD
D1
BAS16
PFL_DET
R18
R19
22K 0805 3K3 1% 0805
SW2B
SW2PCOL (SPUN)
5
R13
47K 0805
3
1
C10
C9 SW3A
47/25
CAP SM 33PF
SW2PCOL (SPUN)
R14
47K 0805
SW2A
R15
2
SW2PCOL (SPUN)
1 1
15K 1% 0805
3 2 FB1_OUT
U11A 3
TL072D SMD
C20
CAP SM 33PF
R35
10K 1% 0805
U1A
74HCT4053
R36
6 C21
10K 1% 0805
7 12
5
47/25
U2B 13
TL072D SMD
SW1A PFL_ON_L
SW2PCOL (SPUN) R38
3 C22
22K 1% 0805
2
1
R37
47/25
10K 1% 0805
R39
22K 1% 0805
U1B
74HCT4053
SW1B
2
SW2PCOL (SPUN) R40
6 C23
22K 1% 0805
5 1
4
47/25
R41
22K 1% 0805
PFL_ON_L
VR4B
VR5C
POT14 20KK X2
BRKT BRKT
D
C1
22P_S
HMF_OUT_A
R2
10K 1% 0805
R1
10K 1% 0805
LMF_OUT_A 2 LMF_OUT_B
1
3
VR2A
U6A
POT11 20KB C/D
3 1 TL072D SMD
VR1A
POT11 200KC X2 D/G
C2
1N5_S R5
R4
2K7 0805
R3 10K 1% 0805
10K 1% 0805
R6
C3
10K 1% 0805
1N5_S
6
7
5
U6B
TL072D SMD
R16
2 PFL_BUS
R7
22K 0805
10K 1% 0805
R8
15K 0805
C26
CAP SM 33PF
METER_L
C25
R44
R43
2K2 1% 0805
10K 1% 0805
47/25
A C33
14 6
7
47/25 5
U3B
TL072D SMD
4
VR5A
POT14 20KK X2
C24
CAP SM 33PF
METER_R
R42 R45
2K2 1% 0805
10K 1% 0805
B C34
15 2 C27
1 47/25
47/25 3
U3A
TL072D SMD
3
VR5B
POT14 20KK X2
TITLE:
PAGE:
DRG No:
E F
C4
22P_S
HMF_OUT_B
R75
10K 1% 0805
R76
10K 1% 0805
2
1
3
VR4A
U12A
POT11 20KB C/D
TL072D SMD
3 1
VR3A
POT11 200KC X2 D/G
C5
R79
1N5_S
R78
2K7 0805
R77 10K 1% 0805
10K 1% 0805
R80
10K 1% 0805
C6
1N5_S
6
7
5
U12B
TL072D SMD
R81
10K 1% 0805
R82
15K 0805
6
7
5
R46
33R 1% 0805
U4B
NE5532 SMD
PHONES_L
R49
C29
1000/6.3
22K 0805
2
1
3
U4A R47
33R 1% 0805
NE5532 SMD
6
7
5
R48
U5B 33R 1% 0805
NE5532 SMD
PHONES_R
R50
22K 0805
C28
1000/6.3
2
1
3
R51
U5A
33R 1% 0805
NE5532 SMD
PA Series Foldback/Phones pcb
C4792 2.1 1 2
ISSUE: SHEET: OF
G H
003-038/1