Juniper EX4100

Table 45: Causes and Remedies for Temperature Alarms
Cause Remedy
Ambient temperature is above
threshold temperature.
Ensure that the ambient temperature is within the threshold temperature limit.
See Environmental Requirements and Specicaons for EX Series Switches .
Fan module or fan tray has
failed.
Perform the following steps:
1. Check the fan.
2. Replace the faulty fan module or fan tray.
3. If the above two checks show no problems, open a support case using the
Case Manager link at hps://www.juniper.net/support/ or call
1-888-314-5822 (toll-free within the United States and Canada) or
1-408-745-9500 (from outside the United States).
Restricted airow through the
switch due to insucient
clearance around the installed
switch.
Ensure that there is sucient clearance around the installed switch.
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