IBM pSeries 670 Service Manual page 237

Step 152i-28
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 152i-29
Reinsert one of the cards that is removed and listed in "Step 152i-25" on page 216.
Step 152i-30
Turn on the power.
Step 152i-31
Did the system stop with the same error code as recorded in "Step 152i-1" on page 214?
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 152i-32".
Step 152i-32
Have all the cards listed in "Step 152i-25" on page 216 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 152i-29".
Step 152i-33
Turn off the power.
Examine all the green "power good out" LEDs of both I/O subsystem DCAs.
Step 152i-34
Are all the green "power good out" LEDs of both I/O subsystem DCAs off?
Yes Go to "Step 152i-35".
No Call for support.
Step 152i-35
Remove the following adapter cards, if present, from the I/O subsystem. record the adapter locations:
v Adapter card at P2-I6
v Adapter card at P2-I7
v Adapter card at P2-I8
v Adapter card at P2-I9
v Adapter card at P2-I10
Chapter 3. Maintenance Analysis Procedures
217