Installing Cage Nuts - HP FlexFabric 12900 series Installation Manual

Figure 11 Installing slide rails

Installing cage nuts

Before mounting the chassis to the rack, install cage nuts to the front square-holed brackets of the rack.
1. As shown in
edge and the slide rail are level. Mark the positions of the cage nuts on the rack post according to
the mounting holes on the mounting bracket. (Each mounting hole on the mounting bracket
corresponds to one cage nut.)
The mounting brackets have been installed to the chassis when a 12910 AC switch is shipped.
You can remove a mounting bracket to determine cage nut installation positions, or use a tool (a
long ruler, for example) to locate installation positions of cage nuts according to the installation
holes on the mounting bracket and then use the tool to locate the cage nut installation positions on
the rack post.
Figure 12, align the mounting bracket with the left rack post, making sure its bottom
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