Chapter 1
6
Introduction
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Vers:
1.4
Date:
September 2010
File:
AO-308-353 Chap1.fm
© Copyright 2009
United Electronic Industries, Inc.
1.4.2
Intercon-
necting a DNx-
AO-308-353
and a DNx-PC-
913
Using an AO-308-353 with a DNx-PC-913 as the ±45V external power
supply requires interconnections between the two boards as shown in
below.
Figure 1-4. DNx-PC-913 and AO-308-353 Interconnection Diagram
g
DB-37 (female)
37-pin connector
:
AOUT0 GND
37
19
AGND
AGND
36
18
AOUT0
AOUT1
35
17
AOUT1 GND
AOUT2 GND
34
16
AGND
AGND
33
15
AOUT2
AOUT3
32
14
AOUT3 GND
AOUT4 GND
31
13
AGND
AGND
30
12
AOUT4
AOUT5
29
11
AOUT5 GND
AOUT6 GND
28
10
AGND
AGND
27
9
AOUT6
AOUT7
26
8
AOUT7 GND
+VEXT
(140mA fused)
25
7
AGND
AGND
24
6
–VEXT
(140mA fused)
AGND
23
5
AGND
DIO2
22
4
DIO1
AGND
21
3
DIO0
–15V (20mA) OUT
20
2
+15V (20mA) OUT
1
AGND
DNx-PC-913
Ext PWR+
37 19
Ext PWR+
DGND
36 18
–45V
DGND
35 17
–45V
DGND
34 16
–45V
DGND
33 15
–45V
DGND
32 14
–45V
DGND
31 13
–45V
DGND
30 12
–45V
DGND
29 11
N/C
DGND
28 10
N/C
DGND
27 9
N/C
DGND
26 8
+45V
DGND
25 7
+45V
DGND
24 6
+45V
DGND
23 5
+45V
DGND
22 4
+45V
DGND
21 3
+45V
Ext PWR Ret
20 2
+45V
1
Ext PWR Ret
+45V
-45V
Connect -45V external power to Pin 6
of DNx-308-353 DB-37 connector.
C45V external power to Pin 25
of DNx-AO-308-353 DB-37 connector.
Connect any DGND pin of DNx-PC-913
to AGND Pins 5, 7, 23, and 24 of the DB-37
connector of the DNx-AO-308-353
DB-37 Connector
of
DNx-PC-913
DB-37 Connector
of
DNx-AO-308-353
Interconnection Between DNx-PC-913 and DNx-AO-308-353
DB-37 connector.
To AGND
Pins 5,7,23, 24
Summary of Contents for DNx-AO-308-353
Page 3: ...iii ...