Step 7. Do The Keyboard Check - IBM 3270 Hardware User's Manual

Step 7. Do the Keyboard Check
Follow this procedure only if you suspect that
you have a problem with your keyboard.
Are any keys on your keyboard working?
Yes No
I
The system unit or the keyboard
~dapter
cable has a problem.
Report the problem or have them
serviced to fix the problem . •
Repeat what you were doing when you noticed the
problem. If you still have the same problem;
the keyboard or the keyboard adapter cable has
a problem. Report the problem or have them
serviced to fix the problem . •
Chapter 5. Locating Problems with Your PC Units 5-27