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CHAPTER 16
Replacing M40e Hardware Components
•
M40e Field-Replaceable Units (FRUs) on page 157
•
Tools and Parts Required to Replace M40e Hardware Components on page 158
•
Replacing the CIP on the M40e Router on page 160
•
Replacing Connections to the M40e Routing Engine Interface Ports on page 163
•
Replacing the M40e Cooling System Components on page 167
•
Replacing the M40e Host Module Components on page 179
•
Replacing the M40e Packet Forwarding Engine Components on page 190
•
Replacing M40e Power System Components on page 211
M40e Field-Replaceable Units (FRUs)
Field-replaceable units (FRUs) are router components that can be replaced at the
customer site. Replacing most FRUs requires minimal router downtime. The router uses
the following types of FRUs:
•
Hot-removable and hot-insertable FRUs—You can remove and replace these
components without powering off the router or disrupting the routing functions.
•
Hot-pluggable FRUs—You can remove and replace these components without powering
down the router, but the routing functions of the system are interrupted when the
component is removed.
•
FRUs that require powering off the router—You must power off the router before
removing these components.
Table 21 on page 158 lists the FRUs for the M40e router.
157
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