IBM FlashSystem 900, Service Manual

Page: 222 / 546

3746-900 FRU Exchange
043
¹
Press the 'Start' key on the 3746-900 control panel. An IML is started. A normal IML is terminated
when 00000000 is displayed on the control panel and the ready LED comes ON after about 3 minutes.
In case of a problem during IML, a code is displayed on the control panel. This code can be flashing
or steady (more than 60 seconds) while the ready LED is blinking.
Does the ready LED come ON?
Yes No
044
Check that you followed the FRU exchange procedure. If you do not identify the problem. Suspect
a FRU that you have installed and call your support.
045
¹
Run all the diagnostics on the 3746-900.
– Return to the "3746-9x0 Menu" window.
– Click on the "Problem Management" option.
– Double click on the "Perform Offline Diagnostics" option.
– The "Diagnostics" window is displayed. Select the "Whole 3746-900" and the "no wrap" options.
Then click on "Start".
– The "Diagnostics" window is displayed again and the "Elapsed time" is incremented during test
duration (see “Note:” on page 1-129).
– At the end of the test, the number of errors is indicated by an arrow.
Is the diagnostic error-free?
Yes No
046
¹
Suspect an FRU that you changed.
¹
Display the list of suspected FRUs. (See “Display the FRU List After a Diagnostic Failure” on
page 1-154 for procedure).
¹
Select the FRU with the highest fault probability.
¹
Restart the procedure, refer to “MAP: 3746-900 in Offline Mode” on page 1-124.
047
Problem solved. Go to “MAP: 3746-900 Ending Procedure In Offline Mode” on page 1-137.
048
¹
Run all the diagnostics on the 3746-900.
– Return to the "3746-9x0 Menu" window.
– Click on the "Problem Management" option.
– Double click on the "Perform Offline Diagnostics" option.
– The "Diagnostics" window is displayed. Select the "Whole 3746-900" and the "no wrap" options.
Then click on "Start".
– The "Diagnostics" window is displayed again and the "Elapsed time" is incremented during test
duration (see “Note:” on page 1-129).
– At the end of the test, the number of errors is indicated by an arrow.
Is the diagnostic error-free?
Yes No
049
Is there another FRU to test in your FRU list?
Yes No
050
Call for assistance.
051
(Step 051 continues)
1-128
3746-900: Service Guide