IBM pSeries 690 Service Manual page 273

Step 152g-16
Did the system stop with the same error code as recorded in "Step 152g-1" on page 255?
Yes Go to "Step 152g-22."
No Go to "Step 152g-17."
Step 152g-17
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 152g-18
Reinsert one of the books that is pulled out and listed in "Step 152g-14" on page 256.
Step 152g-19
Turn on the power.
Step 152g-20
Did the system stop with the same error code as recorded in "Step 152g-1" on page 255?
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 152g-21."
Step 152g-21
Have all the books listed in "Step 152g-14" on page 256 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 152g-18."
Step 152g-22
Turn off the power.
Examine the amber logic-power LEDs of all installed processor subsystem DCAs.
Chapter 3. Maintenance Analysis Procedures
257