Map 1523: There Is A Bulk Power Regulator (Bpr) Communications Fault - IBM pSeries 690 Service Manual

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MAP 1523: There Is a Bulk Power Regulator (BPR) Communications

Check the position of the on/off switch on the BPR referenced by the error code that sent you to this MAP.

Is the switch in the ON position (to the left)?

Set the switch to the ON position (to the left), and go to "MAP 0410: Repair Checkout" in the

RS/6000 and Eserver pSeries Diagnostic Information for Multiple Bus Systems.

Go to "Step 1523-2."

Exchange the following FRUs one at a time:

v BPR referenced by the error code that sent you to this MAP. Follow all steps in the removal and

replacement procedures for "Bulk Power Regulator (BPR)" on page 860.

v BPC on the side referenced by the error code that sent you to this MAP. Follow all steps in the removal

and replacement procedures for "Bulk Power Controller (BPC)" on page 861.

v BPE on the side referenced by the error code that sent you to this MAP. Follow all steps in the removal

and replacement procedures for "Bulk Power Enclosure (BPE)" on page 865.

After each FRU exchanged, is the error code that sent you to this MAP still reported?

Go to "MAP 0410: Repair Checkout" in the RS/6000 and Eserver pSeries Diagnostic Information

for Multiple Bus Systems. This ends the procedure.

Replace the next FRU on the list.

Eserver pSeries 690 Service Guide