IBM 5155 Manual To Operations page 117

4
Did all buttons and joysticks operate correctly?
HOW MANY BUTTONS DO YOU HAVE (2/4)1 2
BUTTON A BUTTON B
RELEASED RELEASED
************
************
* * *
*
* *
* *
A
B
*
* * *
*
* * *
*
*
* *
************
************
PRESS AND RELEASE ALL BUTTONS,
EXERCISE ALL JOY STICKS/PADDLES
AND PRESS ANY KEY WHEN DONE
YES ­ Your system has completed this test
successfully. Press any key and
continue with the next Test.
NO ­ Have the joysticks and the unit the
Game Control Adapter is installed in
serviced.
January 1984 Test 1300-3