Map 1544: Inner L3 Module Problem Isolation - IBM pSeries 690 Service Manual

MAP 1544: Inner L3 Module Problem Isolation

Step 1544-1
Record the error code and the location code(s) that sent you to this MAP.
Step 1544-2
Turn off the power.
Examine the amber logic-power LEDs of all installed processor subsystem DCAs.
Step 1544-3
Are all amber logic-power LEDs of all installed processor subsystem DCAs off?
Yes Go to "Step 1544-4".
No Call for support.
Step 1544-4
Attention: Some of the parts in the following list are modules that have a limit of three plug cycles.
Before replacing any of the modules in the following list, call for support.
You may be asked to replace one or more of the following books and modules:
v Memory book 0 at U1.18-P1-M2
v Memory book 1 at U1.18-P1-M3
v Memory book 2 at U1.18-P1-M7
v Memory book 3 at U1.18-P1-M6
v L3 module at U1.18-P1-C6
v L3 module at U1.18-P1-C7
v L3 module at U1.18-P1-C10
v L3 module at U1.18-P1-C11
v L3 module at U1.18-P1-C14
v L3 module at U1.18-P1-C15
v L3 module at U1.18-P1-C18
v L3 module at U1.18-P1-C19
Replace the following books and modules, if present, one at a time:
1. First location code item recorded, if any, in "Step 1544-1".
2. Second location code item recorded, if any, in "Step 1544-1".
3. Third location code item recorded, if any, in "Step 1544-1".
Step 1544-5
Turn on the power.
Step 1544-6
Did the system stop with the same error code as recorded in "Step 1544-1"?
Yes Go to "Step 1544-7" on page 328.
No The book or module just replaced was defective. 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.
Chapter 3. Maintenance Analysis Procedures
327