IBM pSeries 690 Service Manual page 244

Step 152c-25
Turn on the power.
Step 152c-26
Did the system stop with the same error code as recorded in "Step 152c-1" on page 225?
Yes Go to "Step 152c-32."
No Go to "Step 152c-27."
Step 152c-27
One of the books just removed is defective.
Turn off the power.
Make sure all amber logic-power LEDs of all installed processor subsystem DCAs are off.
Step 152c-28
Reinsert one of the books that is pulled out and listed in "Step 152c-24" on page 227.
Step 152c-29
Turn on the power.
Step 152c-30
Did the system stop with the same error code as recorded in "Step 152c-1" on page 225?
Yes The book just reinserted is defective. Replace it. This ends the procedure.
Return the system to its original configuration.
Go to "MAP 0410: Repair Checkout" in the RS/6000 and Eserver pSeries Diagnostic Information
for Multiple Bus Systems.
No Go to "Step 152c-31."
Step 152c-31
Have all the books listed in "Step 152c-24" on page 227 been reinserted?
Yes The symptom has changed. This ends the procedure.
Return the system to its original configuration.
Go to "MAP 0410: Repair Checkout" in the RS/6000 and Eserver pSeries Diagnostic Information
for Multiple Bus Systems.
No Go to "Step 152c-28."
Step 152c-32
Turn off the power.
Examine the amber logic-power LEDs of all installed processor subsystem DCAs.
228 Eserver pSeries 690 Service Guide