Xerox C15 - Manual (Page 54)

Cleaning Print Cartridges
4-8 ❖ DocuPrint C15 Color Inkjet Printer User Guide
3 Clean the electrical contacts both on the print cartridge
and in the cartridge receptacle with a slightly damp,
lint-free cloth taking care not to touch the nozzles.
4 Re-insert the print cartridge into the printer, lock it into
position, and close the cover.
5 Print a test page and check the quality of the output.
See“Printing a Test Page” (page 3-7).