IBM Application System/400 Service Information page 96

Table 3-1. Failure Analysis URC Table
Unit Disk
Refer- Unit
ence Type Recommended Service Action
Code
FFF5 All If two or more of these unit reference codes are logged against a disk unit in one week,
exchange the disk unit.
FFF6 61xx If 16 or more of these unit reference codes are logged against a disk unit in one week,
or
if six or more of these unit reference codes are logged against a disk unit in a 3-day
period, exchange the disk unit.
FFF6
66xx Ignore the entries for these disk units. No service action is recommended at this time.
FFF5
All
If 15 or more of these unit reference codes, in any combination, are logged against a disk
FFF8 unit in 1 week, exchange the disk unit.
FFF9
3-6
AS/400 9401 Service Information