Maintaining the mx480 power supplies, Figure 78: do not stack fpcs – Juniper Networks MX480 User Manual
Page 171

CAUTION:
To prevent damage when storing FPCs:
Never lay an FPC component-side down.
•
Figure 78: Do Not Stack FPCs
•
Never stack an FPC under or on top of any other component (see
).
Related
Documentation
MX480 Flexible PIC Concentrator (FPC) Description on page 16
•
•
MX480 FPC Terminology on page 143
•
Holding an MX480 FPC on page 144
Maintaining the MX480 Power Supplies
Purpose
For optimum router performance, verify the condition of the power supplies.
Action
On a regular basis:
•
Check the status of the power supplies by issuing the
show chassis environment pem
command. The output is similar to the following:
user@host>
show chassis environment pem
PEM 0 status:
State Online
Temperature OK
AC Input: OK
DC Output Voltage(V) Current(A) Power(W) Load(%)
59 0 0 0
PEM 1 status:
State Online
Temperature OK
AC Input: OK
DC Output Voltage(V) Current(A) Power(W) Load(%)
59 18 1062 42
•
Make sure that the power and grounding cables are arranged so that they do not
obstruct access to other router components.
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Copyright © 2013, Juniper Networks, Inc.
Chapter 12: Maintaining MX480 Router Hardware Components