5
Fan tray failure
Symptom
A trap or log indicates that a fan tray is faulty, or the
display fan
command shows that a fan tray is
not in
Normal
state.
Troubleshooting flowchart
Figure 4 Troubleshooting fan tray failure
Solution
To resolve the problem:
1.
Execute the
display fan
command to display the operating states of the fan tray.
<Sysname> display fan
Slot 1:
Fan 1:
State : FanDirectionFault
Airflow Direction: Port-to-power
Prefer Airflow Direction: Power-to-port
Fan 2:
State : FanDirectionFault
Airflow Direction: Port-to-power
Prefer Airflow Direction: Power-to-port
{
If the fan tray is in
FanDirectionFault
state, the airflow direction of the fan tray is not as
configured. Replace the fan tray with a fan tray that has the same airflow direction as the
