Cisco XR 12000 Series - Page 17

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Cisco XR 12000 Series Router Ethernet Line Card Installation
OL-7861-01
Removing and Installing EPAs
Figure 7 Removing an EPA
If the EPA bay is to remain empty, install an EPA blank (Product Number MAS-EPA-BLANK=) to keep
dust out of the line card and to maintain proper airflow and EMI through the line card and chassis.
Inserting an EPA into a Modular Gigabit Ethernet Line Card
To insert an EPA into the Modular Gigabit Ethernet line card, follow these steps:
Warning You must use an ESD-preventive wrist or ankle strap to do this procedure. Attach an ESD-preventive
wrist or ankle strap and follow its directions for use, before you do this procedure.
Step 1 First, read the yellow caution label on the EPA. Figure 8 shows a sample of this caution label.
75548
LIFT
HERE
TO
REMOVE
PUSH
CORNERS
TO
INSTALL
A
B
C