IBM RT PC 10 Hardware Maintenance And Service page 60

Step 11
Look at the result you recorded after the repair checkout.
23x
FRU: Personal Computer AT Serial/Parallel Adapter
Additional Tests: Run the Persollal Computer AT Serial/Parallel
Adapter checkout.
Removal Procedure: See" Adapter Removal"
Oil
page 4-16.
WERE YOU ABLE TO SELECT AND RUN THE REPAIR CHECKOUT
TEST?
YES
Go to "Step 14" on page 3-18.
NO Continue on the next page.
Problem Isolation Charts 3-15