IBM pSeries 690 Service Manual page 321

Step 152m-25
Are all amber logic-power LEDs of all installed processor subsystem DCAs and all green "logic
power out" LEDs of all installed I/O subsystem DCAs off?
Yes Go to "Step 152m-26."
No Call for support.
Step 152m-26
Replace the third FRU in the list of FRUs recorded in step 152m-1.
Step 152m-27
Turn on the UEPO switch. Turn on the power.
Step 152m-28
Does the error code recorded in "Step 152m-1" on page 302 reappear?
Yes Call for support.
Return the system to its original configuration. Go to "MAP 0410: Repair Checkout" in the
No
RS/6000 and Eserver pSeries Diagnostic Information for Multiple Bus Systems.
Step 152m-29
Is the error code recorded in "Step 152m-1" on page 302 of the form 101A xxxx or 101B xxxx?
Yes Go to "Step 152m-12" on page 303.
No All system partitions must be shut down and the system must be powered off to correct the power
cabling. Schedule nonconcurrent service with the customer to correct the power cabling. This ends
this procedure.
Step 152m-30
Is the error code recorded in "Step 152m-1" on page 302 of the form 101A xxxx or 101B xxxx?
Yes Go to "Step 152m-6" on page 303.
No Verify all power subsystem UPIC connections. Go to "Step 152m-31."
Step 152m-31
Are all power subsystem UPIC connections properly seated and correctly connected?
Yes Call for support.
No All system partitions must be shut down and the system must be powered off to correct the power
cabling. Schedule nonconcurrent service with the customer to correct the power cabling. This ends
this procedure.
Chapter 3. Maintenance Analysis Procedures
305