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Chapter B Quick Reference Labels
© National Instruments Corporation B-7 SCB-68 Shielded Connector Block User Manual
Figure B-6. NI 653X Devices
S1
S2
S3
S4
*
SET SWITCHES AS
FOLLOWS FOR
THE NI 653
X
If using an NI 653
X
with an
optional SCB
-
68 shielded
connector block accessory, affix
this label to the inside of the
SCB
-
68 and set the switches
as shown below.
P/N 185754A-01 Rev. 2
SIGNAL
GND
DIOD7
DIOD6
GND
DIOD5
DIOD4
GND
DIOD3
DIOD2
GND
DIOD1
DIOD0
GND
DIOC7
DIOC6
GND
DIOC5
DIOC4
GND
DIOC3
DIOC2
GND
DIOC1
DIOC0
PIN#
68
34
67
33
66
32
65
31
64
30
63
29
62
28
61
27
60
26
59
25
58
24
57
23
SIGNAL
DIOA3
GND
DIOA4
DIOA5
GND
DIOA6
DIOA7
GND
DIOB0
GND
DIOB1
DIOB2
GND
DIOB3
RGND
DIOB4
GND
DIOB5
DIOB6
GND
DIOB7
RGND
PIN#
12
46
13
47
14
48
15
49
16
50
17
51
18
52
19
53
20
54
21
55
22
56
SIGNAL
+5V
RGND
REQ1
GND
ACK1 (STARTTRIG1)
GND
STOPTRIG1
DPULL
PCLK1
GND
PCLK2
CPULL
STOPTRIG2
GND
ACK2 (STARTTRIG2)
GND
REQ2
RGND
DIOA0
DIOA1
GND
DIOA2
PIN#
1
35
2
36
3
37
4
38
5
39
6
40
7
41
8
42
9
43
10
44
11
45
S5
SCB-68 Quick Reference Label
NI 653
X
DEVICES
NATIONAL
INSTRUMENTS