Identifying A Failing Part In An Aix System Or Logical Partition; Locating A Failing Part In An Aix System Or Logical Partition - IBM Power Systems Series Manual

v A: Power-on button
v B: Power LED
– A constant light indicates full system power to the unit.
– A flashing light indicates standby power to the unit.
Note: There is approximately a 30-second transition period from the time the power-on button is
pressed to when the power LED goes from flashing to solid. During the transition period, the LED
might flash faster.
v C: Enclosure identify light
– A constant light indicates the identify state, which is used to identify a part.
– No light indicates that the system is operating normally.
v D: System information light
– No light indicates that the system is operating normally.
– Light on indicates that the system requires attention.
v E: USB port
v F: Enclosure fault roll-up light
– A constant light indicates a fault in the system unit.
– No light indicates that the system is operating normally.
v G: Function/Data display
v H: Decrement button
v I: Enter button
v J: Increment button
v K: Pinhole reset button
Related concepts:
Identifying a failing part
Use these instructions to learn how to locate and identify a failing part on your system or expansion unit
using the appropriate method for your system.

Identifying a failing part in an AIX system or logical partition

Use these instructions to learn how to locate a failing part, and then activate the indicator light for that
part on a system or logical partition running the AIX operating system.

Locating a failing part in an AIX system or logical partition

You might need to use AIX tools, before activating the indicator light, to locate a part that is failing.
1. Log in as root user or celogin-.
2. At the command line, type diag and press Enter.
3. From the Function Selection menu, select Task Selection and press Enter.
4. Select Display Previous Diagnostic Results and press Enter.
5. From the Display Previous Diagnostic Results display, select Display Diagnostic Log Summary. The
Display Diagnostic Log display shows a chronological list of events.
6. Look in the T column for the most recent S entry. Select this row in the table and press Enter.
7. Select Commit. The details of this log entry are shown.
8. Record the location information and the SRN value shown near the end of the entry.
9. Exit to the command line.
Use the location information for the failing part to activate the indicator light that identifies the failing
part. See "Activating the indicator light for the failing part" on page 27.
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Power Systems: Serial-attached SCSI RAID enablement and cache battery pack