Is a connected host port host link status led off, Is a connected port expansion port status led off – HP MSA 1040 SAN Storage User Manual
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Troubleshooting
Is a connected host port Host Link Status LED off?
Is a connected port Expansion Port Status LED off?
Is a connected port Network Port Link Status LED off?
Answer
Possible reasons
Actions
No
System functioning properly.
No action required.
(see
Link LED
note:
Yes
The link is down.
•
Check cable connections and reseat if necessary.
•
Inspect cables for damage. Replace cable if necessary.
•
Swap cables to determine if fault is caused by a defective
cable. Replace cable if necessary.
•
Verify that the switch, if any, is operating properly. If possible,
test with another port.
•
Verify that the HBA is fully seated, and that the PCI slot is
powered on and operational.
•
In the SMU, review event logs for indicators of a specific fault
in a host data path component; follow any Recommended
Actions.
•
Contact an authorized service provider for assistance.
•
See
"Isolating a host-side connection fault" (page 52)
.
Table 9
Diagnostics LED status: Rear panel “Host Link Status”
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. Replace cable if necessary.
•
Swap cables to determine if fault is caused by a defective
cable. Replace cable if necessary.
•
In the SMU, review event logs for indicators of a specific fault
in a host data path component; follow any Recommended
Actions.
•
Contact an authorized service provider for assistance.
•
See
"Isolating a controller module expansion port connection
.
Table 10
Diagnostics LED status: Rear panel “Expansion Port Status”
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.
Table 11
Diagnostics LED status: Rear panel “Network Port Link Status”