Deskpro Personal Computers Service Reference Guide
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...to video) 1. None Flashing Caps Lock LED on successful. System board hardware failure (prior to be entered, download and run SP5572.EXE (SNZERO.EXE). continued Deskpro Service Reference Guide D-9 POST Error Messages Continued Screen Message 1800-Temperature Alert Beeps* None Probable Cause Internal ... Flashing Scroll Lock LED on . Check memory module. 2. Check that computer air vents are not blocked and cooling fan is bad; ROM Bios. If graphics card has been added, remove and reseat. None Invalid Electronic Serial Number * L = Long, S = Short None Electronic serial...
...to video) 1. None Flashing Caps Lock LED on successful. System board hardware failure (prior to be entered, download and run SP5572.EXE (SNZERO.EXE). continued Deskpro Service Reference Guide D-9 POST Error Messages Continued Screen Message 1800-Temperature Alert Beeps* None Probable Cause Internal ... Flashing Scroll Lock LED on . Check memory module. 2. Check that computer air vents are not blocked and cooling fan is bad; ROM Bios. If graphics card has been added, remove and reseat. None Invalid Electronic Serial Number * L = Long, S = Short None Electronic serial...