Lenovo PC 300 Hardware Maintenance Manual (HMM) for Aptiva, IBM PC300, and Net - Page 76

Mouse, Are There Any Broken Pins In The Mouse Plug? Yes, Go To Step 010. No, Read Ahead. - stick

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Mouse NOTE: A sticking key button can cause the mouse to operate incorrectly. If you suspect this, go to "Keyboard" on page 75. 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 010 Replace the mouse. End. 011 Exit diagnostics program. Make sure that the mouse driver is properly installed. Go to step 002. 76

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76
Mouse
NOTE:
A sticking key button can cause the mouse to operate incorrectly. If you suspect this, go to "Keyboard" on page 75
.
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
010 -
±
Replace the mouse.
±
End.
011 -
±
Exit diagnostics program.
±
Make sure that the mouse driver is properly installed.
±
Go to step 002.