Cisco Universal Broadband Router uBR10012 Hardware Installation Manual page 180

Removing and Replacing a Network Line Card
Figure 5-20
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If you are installing a new or replacement card, proceed to the next step. Otherwise, install a blank cover
Step 7
over the slot and screw down its captive screws to conclude this procedure.
Blank faceplates (filler panels) serve three important functions: they prevent exposure to hazardous
Warning
voltages and currents inside the chassis; they contain electromagnetic interference (EMI) that might
disrupt other equipment; and they direct the flow of cooling air through the chassis. Do not operate
the system unless all cards and faceplates are in place. Statement 1029
Cisco uBR10012 Universal Broadband Router Hardware Installation Guide
5-24
Removing the Network Line Card
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Chapter 5 Maintaining the Cisco uBR10012 Router
OL-18259-09