Mappwr-1: The Uepo Switch On The Bulk Power Controller (Bpc) Is In The Bypass Position; Mappwr-2: There Is A Bulk Power Regulator (Bpr) Communications Fault - IBM iSeries Series Hardware Problem Analysis And Isolation

System reference code
1xxC 7E06
1xxC 7F06
1xxC 0FB6
1xxC 7EB6
1xxC E1B6
1xxC 0FC6
1xxC 7EC6
1xxC E1C6
1xxC 0FD6
1xxC 7ED6
1xxC E1D6
1xxC 0FE6
1xxC 7EE6
1xxC E1E6
1xxA xx22
1xxA xx32
1xxA xx52
1xxA xx72
1xxB xx22
1xxB xx32
1xxB xx52
1xxB xx72
MAPPWR-1: The UEPO switch on the bulk power controller (BPC) is in the bypass
position
For use by authorized service providers.
Note: Read the Danger and caution notices in the "MAPPWR" on page 364 introduction before performing
this procedure.
1. Check the Unit Emergency Power Off (UEPO) switch on the bulk power controller (BPC), that is in the
bulk power assembly (BPA) that is exhibiting the failure. Is the switch in the Normal position?
v Yes: Continue with the next step.
v No: Set the switch to the Normal position and continue the with the next step.
2. Press the (white) Service Complete button. Is the error code 101A FE06 or 101B FE06 displayed?
Note: It can take up to 10 seconds for the error code to clear.
v No: The problem has been corrected. Go to Verify the repair.
This ends the procedure.
v Yes: Replace the Bulk power controller (BPCPWR) on the side that is exhibiting the failure. See
symbolic FRU "BPCPWR" on page 287. Then, continue with the next step.
3. If not already done, press the (white) Service Complete button. Is the error code 101A FE06 or 101B
FE06 displayed?
v Yes: Call your next level of support for assistance.
This ends the procedure.
v No: The problem has been corrected. Go to Verify the repair.
This ends the procedure.

MAPPWR-2: There is a bulk power regulator (BPR) communications fault

For use by authorized service providers.
Note: Read the Danger and caution notices in the "MAPPWR" on page 364 introduction before performing
this procedure.
Action
Go to "MAPPWR-H: An MCM fault has been detected" on
page 398
Go to "MAPPWR-J: There is a bulk power enclosure
(BPE) communication failure" on page 399
Analyze hardware problems
367