Cisco 12416 Installation And Configuration Manual page 390

Removing and Replacing a Power Bus Board Fuse
Step 1
Warning
Step 2
Figure 7-57 MBus Controller Access Cover
Back panel of chassis
Step 3
Step 4
Step 5
Step 6
Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
7-98
Use the following procedure to replace a fuse on the power bus board.
Power off the router (see
The router must be powered down before a fuse can be removed and replaced.
Remove the power bus board MBus access cover by loosening the four captive
screws (Figure 7-57).
Captive screws
(2 on each side
of access cover)
Remove the fuse from the fuse holder using a non-conducting fuse extraction tool
(Figure 7-58).
Insert the replacement fuse using the fuse extraction tool to hold the replacement
fuse, align the fuse with the opening in the fuse holder.
Reinstall the MBus access cover.
Power on the router and return it to service (see
Observing the Boot Process, page
Powering Off the Router, page
MBus access cover
4-4).
Chapter 7 Maintaining the Router
7-2).
Powering On the Router and
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