IBM PCjr Manual page 177

17 Is any Test Tag blinking which
should not be?
YES - Have your IBM PCjr
serviced. See "Service
Information" in this
section.
NO - Go to Step 18.
18 Move the cursor to the Test Tag for
the test you want to run. Press the
Enter key. Go to the documentation
in this Section that describes the test
you have choosen to run.
Running the IBM PC/V Tests 6-35