Attention: When the IOP reset is performed, all resources
controlled by the IOP will be reset. Perform this procedure only if the customer
has verified that the IOP reset can be performed at this time.
Go to the SST/DST display in the partition which reported the problem. Use STRSST if i5/OS(R) is
running; use function 21 if STRSST does not work; or IPL the partition to
DST.
On the Start Service Tools Sign On display, type in a user ID with
service authority and password.
Select Start a service tool -> Hardware service manager -> Logical hardware
resources -> System bus resources.
Page forward until you find the IOP that you want to reset. For help in identifying the IOP from the Direct Select Address (DSA)
in the reference code, see DSA translation.
Verify that the IOP are correct by matching the resource name(s)
on the display with the resource name(s) in the Service Action Log (SAL) for
the problem you are working on.
Move the cursor to the IOP that you want to reset, and select I/O Debug -> Reset IOP -> IPL
IOP.This ends the procedure.