Juniper QFX5220, Hardware Manual, Page: 177 / 247

Table 42: Chassis Alarm Messages for QFX5220
Recommended Action CLI Message Alarm Type Component
Install fan modules in the slots where
they are absent.
Fan Tray fan-tray-number Absent Red (major) Fans
Remove and check fan module for
obstructions. Reinsert the fan module.
If the problem persists, replace the
fan module.
Fan Tray fan-tray-number Failure
Check the environmental conditions
and alarms on other devices. Ensure
that environmental factors (such as
hot air blowing around the equipment)
do not affect the temperature sensor.
If the condition persists, the device
might shut down.
sensor-location Temp Sensor Too Hot
Remove and check fan module for
obstructions. Reinsert the fan module.
If the problem persists, check the
system log for the message related to
the sensor and report the message to
customer service.
FAN fan-number Fan Sensor Fail Yellow (minor)
Check the environmental conditions
and alarms on other devices. Ensure
that environmental factors (such as
hot air blowing around the equipment)
do not affect the temperature sensor.
sensor-location Temp Sensor Too
Warm
Install a power supply into the empty
slot and ensure the power supply is
powered.
PEM pem-number Not Powered Red (major) Power Supplies
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