National Instruments AMUX-64T, User Manual, Page: 22 / 90

Chapter 2 Configuration and Installation
AMUX-64T User Manual 2-4 © National Instruments Corporation
Note The shaded area indicates the position of the jumper.
Supplementary Configuration Information
Power Supply Selection
Switch SW1 selects internal or ex5 V power for the AMUX-64T.
Set SW1 to the INT position to power the AMUX-64T by drawing power
through the MIO board. Set SW1 to the EXT position to draw power from
an ex5 V source connected to J41.
Table 2-3. Shield Selection
Jumper Description Configuration
No Connect position—Use this setting
to disconnect the AMUX-64T analog
ground from the shield of a
rack-mounted chassis. (factory setting)
AIGND position—Use this setting to
connect the AMUX-64T analog ground
to the shield of a rack-mounted chassis.
No Connect position—Use this setting
to disconnect the AMUX-64T 68-pin
connector shield from the shield of a
rack-mounted chassis. (factory setting)
CABLE SHLD position—Use this
setting to connect the AMUX-64T
68-pin connector shield to the shield of
a rack-mounted chassis.
W2
Chassis
AIGND
W2
NC
W2
NC
AIGND
Chassis
W3
Chassis
Cable Shield
W3
NC
Shield
Disconnected
Shield
Connected
W3
NC
Chassis