Intel SGI Altix 450 - Manual (Page 156)

134 007-4857-002
6: Maintenance and Upgrade Procedures
e. Place the PCI card bracket so that the screw holes of the bracket align with the empty
screw holes of the carrier guide bar, as shown in Figure 6-21.
f. Secure the bracket to the carrier guide bar with two T8 Torx screws.
g. Tighten the screw that you loosened in step 6b.
Figure 6-21 Installing the Bracket to Secure a Half-height PCI Card