Maintaining The Mx2020 Power Usage - Juniper MX2020 Hardware Manual

Check the red and yellow alarm LEDs on the craft interface. PSM failure or removal triggers an alarm
that causes one or both of the LEDs to light. You can display the associated error messages by issuing
the following command:
user@host> show chassis alarms
Periodically inspect the site to ensure that the grounding and power cables connected to the router are
securely in place and that no moisture accumulates near the router.
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Maintaining the MX2020 Power Usage

Purpose
For optimum router performance, verify the AC or DC power usage.
Action
On a regular basis:
Make sure that the total system power consumption and capacity doesn't exceed the maximum allocated.
Issue the show chassis power command to display the information about the AC or DC power system.
The output displays the AC chassis power for 2100 W capacity.
user@host>show chassis power
PSM 0:
State: Online
AC input: OK (INP0 feed expected, INP0 feed connected)
Capacity: 2100 W (maximum 2100 W)
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