Laser Safety Guidelines; Removing Sfp Modules - Cisco 4451-X Hardware Installation Manual

Chapter 6 Installing and Upgrading Internal Modules and FRUs

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
Ultimate disposal of this product should be handled according to all national laws and regulations.
Warning
Statement 1040
Follow these steps to install an SFP module in a Cisco ISR 4451-X:
Read the
Step 1
perform any module replacement.
Slide the SFP into the router connector until it locks into position (see
Step 2
If the SFP uses a bale-clasp latch (see
Tip
Figure 6-27
Do not remove the optical port plugs from the SFP until you are ready to connect cabling.
Caution
Connect the network cable to the SFP module.
Step 3

Removing SFP Modules

Follow these steps to remove an SFP from a Cisco ISR 4451-X:
Read the
Step 1
perform any module replacement.
Disconnect all cables from the SFP.
Step 2
OL-27644-01
"Safety Warnings" section on page 6-2
Installing an SFP Module
"Safety Warnings" section on page 6-2
Hardware Installation Guide for the Cisco 4451-X Integrated Services Router
section and disconnect the power supply before you
Figure 6-27), the handle should be on top of the SFP module.
section and disconnect the power supply before you
Installing SFP Modules
Figure 6-27).
6-40