Connecting to power source, Installing a pxi express system controller – National Instruments NI PXIe-1075 User Manual
Page 26
Chapter 2
Installation and Configuration
2-6
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If your power outlet does not have an appropriate ground connection, you
must connect the premise safety ground to the chassis grounding screw
located on the rear panel. Refer to Figure 1-2,
, to locate the chassis grounding screw. To connect
the safety ground, complete the following steps:
1.
Connect a 16 AWG (1.3 mm) wire to the chassis grounding screw
using a grounding lug. The wire must have green insulation with a
yellow stripe or must be noninsulated (bare).
2.
Attach the opposite end of the wire to permanent earth ground using
toothed washers or a toothed lug.
Connecting to Power Source
Caution
Do not install modules prior to performing the following power-on test.
To completely remove power, you must disconnect the AC power cable.
Attach input power through the rear AC inlet using the appropriate
AC power cable supplied. Refer to Figure 1-2,
, to locate the AC inlet.
The Inhibit Mode switch allows you to power on the chassis or place it in
standby mode. Set the Inhibit Mode switch on the back of the chassis to the
Manual position. Observe that all fans become operational and the power
switch LED is a steady green. Switching the Inhibit Mode switch to the
Default position allows the system controller to control the power supply.
Installing a PXI Express System Controller
This section contains general installation instructions for installing a
PXI Express system controller in a NI PXIe-1075 chassis. Refer to your
PXI Express system controller user manual for specific instructions and
warnings. To install a system controller, complete the following steps:
1.
Inspect the slot 1 pins on the chassis backplane for any bending or
damage prior to installation.
2.
Connect the AC power source to the PXI Express chassis before
installing the system controller. The AC power cord grounds the
chassis and protects it from electrical damage while you install the
system controller.