IBM FlashSystem 900, Service Manual

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3746-900 FRU Exchange
MAP: Ready LED ON
You are here because the 3746-900 has:
¹
Its ready LED ON
¹
A character displayed in the "Service processor not accessible" window on the 3746-900 control panel.
001
There is no link between the 3746-900 and the service processor.
Is the CBSP and/or its associated TIC3 and/or the basic board in your FRU list?
Yes No
002
You have another problem on your 3746-900. Go to “MAP 2750: 3746-900 Permanent Service
Processor Link Problem” on page 2-94 for problem determination.
003
¹
Select the FRU in your FRU list with the highest fault probability.
– If the TIC3 has the highest fault probability, go to Step 004
– If the CBSP has the highest fault probability, go to Step 018 on page 1-53
– If the basic board has the highest fault probability, go to “MAP: 3746-900 in Offline Mode” on
page 1-124.
004
¹
Ask the customer to stop traffic on the TIC3 of the CBSP.
¹
Go to Chapter 4, “3746-900 FRU Exchange” on page 4-1 for the TIC3 replacement. After replacing
the TIC3, continue this procedure.
Did you replace the TIC3 by a new one?
Yes No
005
Go to Step 015 on page 1-53.
006
¹
Press the 'Exit' key on the 3746-900 control panel.
Is 00000000 displayed on the 3746-900 control panel?
Yes No
007
Go to Step 010.
008
Is there a character displayed in the "Service processor not accessible" window on the 3746-900
control panel?
Yes No
009
¹
The TIC3 of the CBSP has been successfully changed. There is no diagnostic for this FRU.
¹
Since you were here because there was no link between the 3746-900 and the service
processor, you have solved your problem.
¹
Go to Step 025 on page 1-54.
010
¹
Changing the TIC3 did not solve the problem. Reinstall the TIC3 previously removed using the fol-
lowing steps.
¹
Go to Chapter 4, “3746-900 FRU Exchange” on page 4-1 for the FRU replacement, then after FRU
replacement return here to continue this procedure.
(Step 010 continues)
1-52
3746-900: Service Guide