Chapter 2 Installation and Configuration
NI PXI-8109 User Manual 2-2 ni.com
4. Remove the protective plastic covers from the four bracket-retaining 
screws as shown in Figure 2-1.
Figure 2-1.  Removing Protective Screw Caps
5. Make sure the injector/ejector handle is in its downward position. 
Align the NI PXI-8109 with the card guides on the top and bottom 
of the system controller slot.
Caution Do not raise the injector/ejector handle as you insert the NI PXI-8109. 
The module will not insert properly unless the handle is in its downward position 
so that it does not interfere with the injector rail on the chassis.
6. Hold the handle as you slowly slide the module into the chassis until 
the handle catches on the injector/ejector rail.
1Protective Screw Cap (4x)