6-40
Hardware Installation Guide for the Cisco 4451-X Integrated Services Router
OL-27644-01
Chapter 6 Installing and Upgrading Internal Modules and FRUs
Installing SFP Modules
Laser Safety Guidelines
Optical SFPs use a small laser to generate the fiber-optic signal. Keep the optical transmit and receive
ports covered whenever a cable is not connected to the port.
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
Warning
Ultimate disposal of this product should be handled according to all national laws and regulations.
Statement 1040
Follow these steps to install an SFP module in a Cisco ISR 4451-X:
Step 1
Read the
“Safety Warnings” section on page 6-2
section and disconnect the power supply before you
perform any module replacement.
Step 2
Slide the SFP into the router connector until it locks into position (see
Figure 6-27
).
Tip
If the SFP uses a bale-clasp latch (see
Figure 6-27
), the handle should be on top of the SFP module.
Figure 6-27
Installing an SFP Module
Caution
Do not remove the optical port plugs from the SFP until you are ready to connect cabling.
Step 3
Connect the network cable to the SFP module.
Removing SFP Modules
Follow these steps to remove an SFP from a Cisco ISR 4451-X:
Step 1
Read the
“Safety Warnings” section on page 6-2
section and disconnect the power supply before you
perform any module replacement.
Step 2
Disconnect all cables from the SFP.
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