IBM pSeries 670 Service Manual page 231

Step 152h-36
Turn on the power.
Step 152h-37
Did the system stop with the same error code as recorded in "Step 152h-1" on page 206?
Yes Go to "Step 152h-43".
No Go to "Step 152h-38".
Step 152h-38
One of the cards just removed is defective.
Turn off the power.
Make sure all the green "power good out" LEDs of both I/O subsystem DCAs are off.
Step 152h-39
Reinsert one of the cards that is removed and listed in "Step 152h-35" on page 210.
Step 152h-40
Turn on the power.
Step 152h-41
Did the system stop with the same error code as recorded in "Step 152h-1" on page 206?
Yes The card 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 152h-42".
Step 152h-42
Have all the cards listed in "Step 152h-35" on page 210 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 152h-39".
Step 152h-43
Turn off the power.
Examine the green "power good out" LEDs of both I/O subsystem DCAs.
Chapter 3. Maintenance Analysis Procedures
211