Table 13 on page 54 describes the chassis status LEDs on a QFX5100 switch, their colors
and states, and the status they indicate. You can view the colors of the three LEDs
remotely through the CLI by issuing the operational mode command show chassis lcd.
Table 13: Chassis Status LEDs on a QFX5100 Switch
DescriptionStateColorName
The switch is halted or there is no alarm.OffUnlitALM–Alarm or beacon
A major hardware fault has occurred, such
as a temperature alarm or power failure,
and the switch has halted. Power off the
QFX5100 switch by setting the AC power
source outlet to the OFF (O) position, or
unplugging the AC power cords. Correct
any voltage or site temperature issues,
and allow the switch to cool down. Power
on the QFX5100 switch and monitor the
power supply and fan LEDs to help
determine where the error is occurring.
On steadilyRed
A minor alarm has occurred, such as a
software error. Power off the QFX5100
switch by setting the AC power source
outlet to the OFF (O) position, or
unplugging the AC power cords. Power on
the QFX5100 switch and monitor the
status LEDsto ensure that Junos OS boots
properly.
On steadilyAmber
The switch is powered off or halted.OffUnlitSYS–System
Junos OS for QFX Series is loaded on the
switch.
On steadilyGreen
The switch is participating as:
•
A member in a QFX Virtual Chassis
•
A leaf device in a Virtual Chassis Fabric
(VCF)
•
A spine device in a VCF
•
A Routing Engine Master in a VCF
•
A Routing Engine Backup in a VCF
BlinkingGreen
Copyright © 2016, Juniper Networks, Inc.54
QFX5100 Switch Hardware Guide