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Hardware Installation Guide for the Cisco 4451-X Integrated Services Router
OL-27644-01
Chapter 6 Installing and Upgrading Internal Modules and FRUs
Removing, Replacing, and Installing an Internal PoE Card
Warning
Invisible laser radiation may be emitted from disconnected fibers or connectors. Do not stare into
beams or view directly with optical instruments.
Statement 1051
Caution The latching mechanism used on many SFPs locks the SFP into place when cables are connected. Do not
pull on the cabling in an attempt to remove the SFP.
Step 3 Disconnect the SFP latch. See Figure 6-28.
Note SFP modules use various latch designs to secure the module in the SFP port. Latch designs are not linked
to SFP model or technology type. For information on the SFP technology type and model, see the label
on the side of the SFP.
Figure 6-28 Disconnecting SFP Latch Mechanisms
Tip Use a pen, screwdriver, or other small straight tool to gently release a bale-clasp handle if you cannot
reach it with your fingers.
Step 4 Grasp the SFP on both sides and remove it from the router.
Removing, Replacing, and Installing an Internal PoE Card
Use the following procedure to install or replace an Internal PoE card:
Step 1 Read the “Safety Warnings” section on page 6-2 and disconnect the power supply before you perform
any module replacement.
1 Sliding latch 3 Bale-clasp latch
2 Swing and slide latch 4 Plastic collar latch
117722
1 2 3 4
A
B