•
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.
RELATED DOCUMENTATION
MX2010 Power System Description
MX2010 Troubleshooting Resources
Troubleshooting the MX2000 Router Power System | 686
Overview of Preparing the Site for the MX2010 Router
MX2020 Power Subsystem Description | 91
MX2020 Troubleshooting Resources | 675
Overview of Preparing the Site for the MX2020 Router | 121
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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