7-4 TroubleshootingDiskette Drive ProblemsCheck the following to see the possible cause and solution.! Diskette won’t load.Check that the drive does not have a diskette in it.Check that the diskette is loaded correctly.Check that the system unit power lamp is on and the power-on screenappears on the LCD panel.Check that the diskette is formatted. If not, format it. See the operatingsystem documentation.Check that the diskette size is 1.44 MB.If the diskette drive busy lamp does not light when loading the diskette,try a different diskette. If this loads, the problem is in the software.! Non-System Disk or Disk Error message displayed.If trying to boot from the diskette drive, insert a diskette with system filesinto drive A.If a bootable diskette does not boot, use the Setup utility to verify that theinitial boot parameter is set to diskette drive A and not a hard drive.LCD Panel ProblemsCheck the following problems to see the possible cause and solution.! LCD panel screen is dark or the display is hard to read.Check that system power is on.Check to see if the sleep lamp is lit amber, indicating that the system is inthe power saving sleep mode. If amber, press (for no more than threeseconds) and immediately release the power/sleep button to take thesystem out of the power saving sleep mode.Check that the LCD panel brightness controls are correctly adjusted.Check that the AC adapter and power cable are connected together, theadapter is plugged into the back of the system unit, and the power cable isplugged into a live power source.! The screen display is fuzzy or flickering; graphics characters orgarbage appears on the screen.Check that all connections have been made.Check that the video refresh rate and video driver are correct.Check display properties. Click the right mouse button anywhere on theWindows desktop and a menu appears. Click Properties and the DisplayProperties window appears.
