Reinstalling The Fpcs; Figure 53: Reinstalling The M40E Front Impeller Assembly - Juniper M40E Hardware Manual

Reinstalling the FPCs

Copyright © 2010, Juniper Networks, Inc.

Figure 53: Reinstalling the M40e Front Impeller Assembly

The FPCs install into the card cage at the front of the chassis, as shown in "M40e Chassis
Description" on page 8.
NOTE: To help you work systematically, reinstall FPCs starting at the left
side of the card cage and working toward the right. You can install FPCs in
any order, however.
Be sure there is a blank panel over every empty slot. The blank panels must
be in place during router operation to guarantee adequate circulation of
cooling air.
To reinstall the FPCs (see Figure 54 on page 100):
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to one of the ESD points on the chassis. For more information about ESD,
see "Preventing Electrostatic Discharge Damage to an M Series, MX Series, or T Series
Router" on page 232.
Locate the leftmost slot in the FPC card cage on the front of the chassis. It is directly
2.
below the offline button on the craft interface that is labeled
that you labeled
FPC0
Verify that the ends of the ejector levers, which are located at each end of the FPC,
3.
are pushed outward, nearly perpendicular to the face of the FPC.
Grasp the front of the FPC with one hand and place the other hand under the FPC to
4.
support it.
CAUTION: When the FPC is out of the chassis, do not hold it by the ejector
levers, bus bars, or edge connectors. They cannot support its weight.
Align the rear bottom corners of the FPC with the guides at the bottom of the FPC
5.
slot. Slide the FPC into the card cage until it contacts the midplane.
Chapter 9: Installing the M40e Router Without a Mechanical Lift
during removal.
FPC0 . Locate the FPC
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