IBM pSeries 670 Service Manual page 252

Step 152k-15
Remove the following adapter cards, if present, from the I/O subsystem. Record the adapter locations:
v Adapter card at P1-I6
v Adapter card at P1-I7
v Adapter card at P1-I8
v Adapter card at P1-I9
v Adapter card at P1-I10
Step 152k-16
Turn on the power.
Step 152k-17
Did the system stop with the same error code as recorded in "Step 152k-1" on page 230?
Yes Go to "Step 152k-23" on page 233.
No Go to "Step 152k-18".
Step 152k-18
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 152k-19
Reinsert one of the cards that is removed and listed in "Step 152k-15".
Step 152k-20
Turn on the power.
Step 152k-21
Did the system stop with the same error code as recorded in "Step 152k-1" on page 230?
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 152k-22" on page 233.
232 Eserver pSeries 670 Service Guide