You were sent to this procedure from unit reference code (URC) 9052.
If the failing item is in a migrated tower, use the (Migrated
Expansion Tower Problem Analysis, Repair and Parts) manual on the V5R1
Supplemental Manuals web site 
to fix the problem. Otherwise, contact your
next level of support for assistance.
to fix the problem. Otherwise, contact your
next level of support for assistance.