IBM Aptiva 2174, Hardware Maintenance Service

Page: 91 / 186

Check Procedures 59
Mouse
NOTE: A sticking key button can cause the mouse to operate incorrectly. If you
suspect this, go to “Keyboard” on page 58.
001 - START
•
Make sure that the mouse ball turns freely.
• Make sure that the mouse plug connects properly.
002 -
•
Power off the system unit.
• Insert the diagnostics diskette into the diskette drive.
•
Power on the system unit.
• Select Interactive Tests menu, then execute Mouse test.
003 - DO YOU SEE THE MOUSE CURSOR IN THE DIAGNOSTICS
PROGRAM? (YES, READ AHEAD. NO, GO TO STEP 011)
• Test right (left) button and check if right (left) button works.
004 - DOES THE MOUSE BUTTON WORK? (YES, READ AHEAD. NO, GO
TO STEP 007)
• Test mouse cursor movement.
005 - DOES THE MOUSE MOVE SMOOTHLY AND KEEP X AND Y
COORDINATES CHANGED? (YES, READ AHEAD. NO, GO TO STEP 006)
• Mouse is functioned normally.
•
End.
006 -
• Power off the system unit.
•
Open mouse bottom cover and clean track ball.
• Go to step 002.
007
•
Power off the system unit.
• Check the mouse plug.
008 - ARE THERE ANY BROKEN PINS IN THE MOUSE PLUG? (YES, GO