Chapter 2
Connecting Signals
2-10
ni.com
Rear Signal Connector
Table 2-3 shows the SCXI-1503 module rear signal connector pin
assignments.
Table 2-3.
Rear Signal Pin Assignments
Rear Connector Diagram
Signal Name
Pin Number
Pin Number
Signal Name
AI GND
1
2
AI GND
AI 0 +
3
4
AI 0 –
NC
5
6
NC
NC
7
8
NC
NC
9
10
NC
NC
11
12
NC
NC
13
14
NC
NC
15
16
NC
NC
17
18
NC
NC
19
20
NC
NC
21
22
NC
NC
23
24
DIG GND
SER DAT IN
25
26
SER DAT OUT
DAQ D*/A
27
28
NC
SLOT 0 SEL*
29
30
NC
NC
31
32
NC
DIG GND
33
34
NC
NC
35
36
SCAN CLK
SER CLK
37
38
NC
NC
39
40
NC
NC
41
42
NC
RSVD
43
44
NC
NC
45
46
RSVD
NC means no connection.
RSVD means reserved.
NC
47
48
NC
NC
49
50
NC
49 50
47 48
45 46
43 44
41 42
39 40
37 38
35 36
33 34
31 32
29 30
27 28
25 26
23 24
21 22
19 20
17 18
15 16
13 14
11 12
9
10
7
8
5
6
3
4
1
2