006 -
DOES THE ERROR SYMPTOM STILL REMAIN? (YES, READ AHEAD. NO, GO TO STEP 007.)
Replace the system board.
End.
007 -
Replace the keyboard.
End.
Mouse
A sticking key button can cause the mouse to operate incorrectly. If you suspect this, go to "Keyboard" on page 78.
NOTE:
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 functioning 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 TO STEP 010. NO, READ AHEAD.)
Try with a known good mouse.
009 -
DO THE ERROR SYMPTOMS STILL REMAIN? (YES, READ AHEAD. NO, GO TO STEP 010.)
Replace the system board.
End
79