Juniper MX240 - Component Leds; Juniper Networks Technical Assistance Center

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FPC LEDs—Two LEDs, OK and FAIL, indicate the status of an FPC. Green indicates OK
and red indicates a failure. The FPC LEDs are located along the bottom of the craft
interface.
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SCB LEDs—Two LEDs, OK and FAIL, indicate the status of each SCB. Green indicates
OK and red indicates a failure. The SCB LEDs are located on the left of the craft interface
along the bottom.
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Fan LEDs—Two LEDs indicate the status of the fans. Green indicates the fans are
functioning normally and red indicates a fan has failed. The fan LEDs are located on
the upper left of the craft interface.
Component LEDs
The following LEDs are located on various router components and display the status of
those components:
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DPC LED—One LEDlabeledOK/FAIL on each DPC faceplate indicatesthe DPC's status.
For more information, see the MX Series Interface Module Reference.
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FPC LED—One LED labeled OK/FAIL on each FPC faceplate indicates the FPC's status.
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PIC LED—One LED labeled OK/FAIL on each PIC faceplate indicates the PIC’s status.
For more information, see the MX Series Interface Module Reference.
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SCB LEDs—Three LEDs, labeled FABRIC ACTIVE, FABRIC ONLY, and OK/FAIL, on each
SCB faceplate indicate the status of the SCB. If no LEDs are lit, the master RE might
still be booting or the SCB is not receiving power.
•
Routing Engine LEDs—Four LEDs, labeled MASTER, HDD, ONLINE, and FAIL on each
Routing Engine faceplate indicate the status of the Routing Engine and hard disk drive.
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Power supply LEDs—Two LEDs on each power supply faceplate indicate the status of
that power supply.
Juniper Networks Technical Assistance Center
If you need assistance during troubleshooting, you can contact the Juniper Networks
Technical Assistance Center (JTAC) by using the Web or by telephone. For more
information see “Contacting Customer Support” on page 417.
Related
Documentation
MX240 SCB Description on page 97•
• MX240 Routing Engine Description on page 23
• MX240 Craft Interface Overview on page 12
• MX240 Component LEDs on the Craft Interface on page 14
• MX240 Alarm LEDs and Alarm Cutoff/Lamp Test Button on page 13
• MX240 Alarm Relay Contacts on the Craft Interface on page 13
• MX240 AC Power Supply Description on page 90
• MX240 DC Power Supply Description on page 92
403Copyright © 2017, Juniper Networks, Inc.
Chapter 30: Troubleshooting Components