IBM Personal Computer AT Manual To Operations page 344

4
Check for operation of your joysticks in the
following manner:
1. Press each button and watch the word
RELEASED change to PRESSED.
2. Move each joystick and watch the character
A or B move inside the box.
IMPORTANT: During this test character
movement could be opposite to the
movement of your joysticks.
Operate all the buttons and joysticks.
BunON A
BUnON B
RElEASED
RElEASED
************ ************
*
*
* *
*
* * *
* A * * B *
* *
*
*
* * * *
************ ************
PRESS AND RElEASE ALL BUnONS,
EXERCISE ALL JOY STICKS/PADDLES
AND PRESS ANY KEY WHEN DONE
Press any key and go to Step 6.
1300-4 Test