Mouse
NOTE: A sticking key button can cause the mouse to operate incorrectly.
If you suspect this, go to 'Keyboard'
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|001|- START
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° Make sure that the mouse ball turns freely.
° Make sure that the mouse plug connects properly.
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|002|
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° 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.
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|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.
NOTE: If it's a ScrollPoint mouse, run the third button test and press the
stick to ensure the mouse works.
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|004|- DOES THE MOUSE BUTTON WORK?
+---+ (YES, READ AHEAD. NO, GO TO STEP 007)
° Test mouse cursor movement.
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|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.
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|006|
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° Power off the system unit.
° Open mouse bottom cover and clean track ball.
° Go to step 002.
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|007|
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° Power off the system unit.
° Check the mouse plug.
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|008|- ARE THERE ANY BROKEN PINS IN THE MOUSE PLUG?
+---+ (YES, GO TO STEP 010. NO, READ AHEAD.)
° Try with a known good mouse.
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|009|- DO THE ERROR SYMPTOMS STILL REMAIN?
+---+ (YES, READ AHEAD. NO, GO TO STEP 010.)
° Replace the system board.
° End
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|010|
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° Replace the mouse.
° End.
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|011|
+---+
° Exit diagnostics program.
° Ensure that the mouse driver is properly installed.
° Go to step 002.
Please see the LEGAL - Trademark notice.
Feel free - send a 
for any BUG on this page found - Thank you.