Link LEDs on the Front Panel
The front panel has a 10-Gigabit Ethernet MIC with four ports for uplink connections.
Each port has one LINK LED located to the right of the port. Table 9 on page 16 describes
the link LEDs in more detail.
Table 9: Link LEDs on the Front Panel
DescriptionStateColorLabel
Link is up.On steadilyGreenLINK
No link.Off–
Routing Engine LED on the Front Panel
One LED on the left side of the front panel indicates the status of the Routing Engine.
The LED is located below the RE label. Table 10 on page 16 describes the Routing Engine
LED in more detail.
Table 10: Routing Engine LED on the Front Panel
DescriptionStateColorLabel
Routing Engine is transitioning online.BlinkingGreenLINK
Routing Engine has failed.BlinkingRed
Routing Engine is functioning normally.Off–
System LED on the Front Panel
One LED on the left side of the front panel indicates the status of the router. The LED is
located below the SYS OK label. Table 11 on page 16 describes the system LED in more
detail.
Table 11: System LED on the Front Panel
DescriptionStateColorLabel
Routing Engine is functioning normally.On steadilyGreenSYS OK
Routing Engine is transitioning online.Off—
Related
Documentation
• Alarm LEDs on the MX5, MX10, MX40, and MX80 Front Panel on page 15
• Troubleshooting Resources for MX5, MX10, MX40, and MX80 Routers on page 167
• Troubleshooting the MX5, MX10, MX40, and MX80 Fan Tray on page 169
• Troubleshooting the MX5, MX10, MX40, and MX80 MICs on page 170
Copyright © 2017, Juniper Networks, Inc.16
MX5, MX10, MX40, and MX80 3D Universal Edge Router Hardware Guide
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