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Chapter 2 Connecting Signals
SCXI-1503 User Manual 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
910
78
56
34
12