Lenovo NetVista Hardware Maintenance Manual (HMM) for NetVista 2284 systems - Page 101
Mouse, Do You See The Mouse Cursor In
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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 66. 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. Check Procedures 67