Troubleshooting
E F 3 0 1 5 S e t u p G u i d e ( R e v A )
32
Is a connected port’s Expansion Port Status LED off?
Answer
Possible reasons
Actions
No
System functioning
properly.
No action required.
Yes
The link is down.
•
Check cable connections and reseat if necessary.
•
Inspect cable for damage.
•
Swap cables to determine if fault is caused by a defective
cable. Replace cable if necessary.
•
In RAIDar, review the event logs for indicators of a specific
fault in a host data path component.
•
Contact an authorized service provider for assistance.
•
See
5.6 "Isolating a controller module expansion
.
Is a connected port’s Network Port link status LED off?
Answer
Possible reasons
Actions
No
System functioning properly.
No action required.
Yes
The link is down.
Use standard networking troubleshooting procedures to
isolate faults on the network.
Is the power supply’s Input Power Source LED off?
Answer
Possible reasons
Actions
No
System functioning properly.
No action required.
Yes
The power supply is not
receiving adequate power.
•
Verify that the power cord is properly connected, and
check the power source to which it connects.
•
Check that the power supply FRU is firmly locked into
position.
•
Check the event log for specific information regarding
the fault.
•
Isolate the fault.
•
Contact an authorized service provider for assistance.
Is the drive enclosure rear panel OK LED off?
Answer
Possible reasons
Actions
No
System functioning properly. No action required.
Yes
The power supply unit or a
fan is operating at an
unacceptable voltage/RPM
level, or has failed.
When isolating faults in the power supply, remember that the
fans in both modules receive power through a common bus on
the midplane, so if a power supply unit fails, the fans continue
to operate normally.
•
Verify that the power supply FRU is firmly locked into
position.
•
Verify that the AC cord is connected to a power source.
•
Verify that the AC cord is connected to the enclosure’s
power supply unit.
