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Cisco XR 12000 Series Router Ethernet Line Card Installation
OL-7861-01
Removing and Installing EPAs
Removing and Installing EPAs
The Modular Gigabit Ethernet line card ships with 0, 1, 2, or 3 EPAs installed. If you need to add or
change an EPA, follow the procedures in these sections:
• Removing an EPA from the Modular Gigabit Ethernet Line Card, page 15
• Inserting an EPA into a Modular Gigabit Ethernet Line Card, page 17
Figure 6 shows an exploded mechanical view of a Gigabit Ethernet EPA with three line card SFP
receptacles, an SFP module, and a duplex LC-type cable.
Figure 6 Removing and Replacing EPAs
Removing an EPA from the Modular Gigabit Ethernet Line Card
You can remove an EPA from the Modular Gigabit Ethernet line card with or without the SFP modules
installed.
To remove an EPA from your Modular Gigabit Ethernet line card, use Figure 7 on page 16 as a reference
and follow these steps:
Step 1 Attach an ESD-preventive wrist or ankle strap and follow its directions for use.
Step 2 Disconnect the LC-type fiber-optic cable connector from the SFP module.
Note which cable connector plug is TX and which is RX for reattachment.
75547
0
1
2
EPA-3GE/SX/LH-LC
ACTIVE
LINK
RX PKT
0
1
2
EPA-3GE/SX/LH-LC
ACTIVE
LINK
RX PKT
CSA ID
PA-1
PA-2
PA-0