Star Micronics LC-8021 manual Troubleshooting, Problem, Possible Cause

46 Troubleshooting

Problem	Possible Cause	Recommended Action
Forms are smudged.	The ribbon is jammed,	Make sure that the ribbon
	twisted, or not set correctly	cartridge is installed
Printing is too dark.	between the print head and	correctly. See “Removing the
	the print head shield.	protective materials” on
		page 5.
	Print head shield is damaged	Return it to your dealer for
	or missing.	repair.
Printer case is hot.	The printer’s air vents are	Switch off the printer and let
	blocked or obstructed.	it cool. Check the air vents
		on the bottom of the printer
		to see if they are blocked.
		Remove the obstruction if
		possible. If the problem
		persists, return the printer to
		your dealer for repair.
Printer makes excessive	The top cover is removed.	Replace the top cover.
noise.
	The printer is vibrating.	Move any objects that are
		touching the printer.
		Make sure that the printer is
		on a level steady surface.