IBM TotalStorage SAN140M Installation And Service Manual page 171

(See Performing loopback tests
• Perform the data collection procedure as part of FRU removal
and replacement (Collecting maintenance data
Did port card replacement solve the problem?
NO YES
↓
The director appears operational. Exit MAP.
Contact the next level of support. Exit MAP.
22
A message appeared in the Link Incident Log or an event code 581, 582,
583, 584, 585, or 586 was observed at the console of an OSI server
attached to the product reporting the problem. Clear the link incident
(Element Manager only).
a. At the Hardware View, right-click the port. A pop-up menu
appears.
b. Select Clear Link Incident Alert(s). The Clear Link Incident Alert(s)
dialog box displays.
c. Select the This port (n) only radio button and click OK. The link
incident clears.
d. Monitor port operation for approximately five minutes.
Did the link incident recur?
YES NO
↓
The problem is transient and the product port is operational.
Exit MAP.
23
Clean fiber-optic components.
a. Inform the customer the port will be blocked. Ensure the system
administrator quiesces Fibre Channel frame traffic and sets
attached devices offline.
b. Block the port (Blocking and unblocking ports
c. Clean fiber-optic connectors
page 194).
d. Unblock the port (Blocking and unblocking ports
e. Monitor port operation for approximately five minutes.
Did the link incident recur?
Chapter 3: Maintenance analysis procedures (MAPS)
on page 175).
on page 186).
on page 181).
(Cleaning fiber-optic components
on page 181).
on
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