How do you clean printhead on Royal 587 cash register?

To clean the printhead on a Royal 587 cash register, first, turn off the machine and unplug it for safety. Gently open the printer cover and remove any paper. Use a lint-free cloth or a cotton swab lightly moistened with isopropyl alcohol to carefully wipe the printhead and surrounding areas. Allow the printhead to dry completely before reassembling and turning the cash register back on.