ALLEN & HEATH PA Series Service Information page 51

U1
DRE_OUT 1
DIGOUT DIGIN
INT_MUTE 2
INT/EXT VDD
3
X1
XTAL IN BYPASS
XTAL 12.288MHZ
4
XTAL OUT GND
PROG_0 5
PROGD/SDATA RESET
e
PROG_1 6
PROG1/SCLK SYSCLK
PROG_2 7
PROG2 BITCLK
PROG_3 8
PROG3 WORDCLK
AL3201
C14
d
100P_S
R15
4K7 1% 0805
R14
2
1
4K7 1% 0805
3
U3A
TL072D SMD
C15
100P_S
R29
3K3 1% 0805
C42
R42
FX_OUT 6
c
7
18K 0805
10/16 5
U3B
TL072D SMD
+VA1
R30
3K3 1% 0805
R22
C11 C27
4K7 1% 0805
100N 0805
10/16
+17V -17V
b
U3C
8 4
V+ V-
TL072D SMD
U5C
8 4
V+ V-
TL072D SMD
a
ISSUE BY DATE
A GWR 18-03-05
Kernick Industrial Estate,
1 GWR 14-04-05
Penryn, Cornwall,
2 GWR 16-05-05
England. TR10 9LU
Tel: +44 (0)8707 556250
Fax: +44 (0)8707 556251
A
+5V
+5V
R4
100K 1% 0805
R1 RESET_L1
10R 0805
16 DRE_IN
C6
C2
10/16
15
C1
14 100N/50V 0805
DG
13 100N/50V 0805
12 RESET_L1
DG
11 MCLK1
10 SCLK1
+5V
9 LRCLK1
L1
FB-SM
C25
100N 0805
+VD1
+VA1
R33
220R 0805
C20
R34
2N7_S
220R 0805
R35
220R 0805
C21 C8
C24
R36
2N7_S
+VA1
100N 0805
10/16
220R 0805
MCLK
LRCLK
SCLK
R45
DRE_IN
DRE_OUT
100R 0805
C51
12P_S
DG
CN2
1
2
3
4
EARTH SCREW TERMINAL NARROW
R50 R51
0R0 0805 0R0 0805
BKT1
1
DG
2
3
4
EARTH SCREW TERMINAL NARROW
CHK
BY
Text
Text
Text
FILE: C6265_2P1.Sch
B C
+5V
R5
MCLK1 1
100K 1% 0805
RESET_L2
C7
10/16
SCLK1 3
DG
+5V
+VD1
+VA1
R2
10R 0805
C9 C10
C26
10/16 10/16
100N 0805
DG
+VA1 +VD1
U8
23
VD
6
VREF
5 25
AINL- AOUTL-
4 26
AINL+ AOUTL+
3 27
AINR- AOUTR-
2 28
AINR+ AOUTR+
+VD1
1 21
VCOM DEM1
20
DEM0
9 19 RESET_L2
P / S PDN
10 18
MCLK DFS
11 17
LRCK CSN / DIF
12 16
BICK CCLK / CKS1
13 15
SDTO CDTI / CKSO
14
SDTI
DG
AK4528VF
DG
+5V
+10V
U4
7805
R46
1 3
Vin +5V
10R PF
HS1
SEL_SW
HEATSINK TO220 (AA3545)
D E
U2A U2C
2 MCLK0 LRCLK1 5 6 LRCLK0
74HC04 74HC04
U2B U2D
4 SCLK0 LRCLK0 9 8 LRCLK
74HC04 74HC04
R10
15K 0805
C38
R16 R19
330P_S
10K 1% 0805 10K 1% 0805
U5A
2 C41
1
C35
3
1N0 0805
10/16
R17 R20
TL072D SMD
10K 1% 0805 10K 1% 0805
R11 C37
15K 0805
330P_S
R12
15K 0805
C39
R18 R21
330P_S
U5B
10K 1% 0805 10K 1% 0805
6 C43
7
C36
5
1N0 0805
10/16
R23 R24
TL072D SMD
10K 1% 0805 10K 1% 0805
R13
C40
15K 0805
330P_S
+10V
+17V_IN
R48
10R PF
C52
47/25
CN1
BOX 8X2 M 90 DEG
C53
47/25
R49
10R PF
R55
1K0 1% 0805
-17V_IN
C54
680P 0805
PA EFFECTS PCB (ALESIS)
TITLE:
PAGE:
C6265
DRG No:
PRINTED: 14:20:44 16-Jun-2006
F
U2E
SCLK0 11 10 SCLK
74HC04
U2F
MCLK0 13 12 MCLK
74HC04
FROM_FX_L
FROM_FX_R
+17V
+5V
U2G
C3
100N/50V 0805
74HC04
-17V
DG
2 2 3
ISSUE: SHEET: OF
G H