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On the unit's display, go to Settings\Maintenance\Ink Cartridge(s) Replacement and follow the on screen directions. You cannot open the ink cartridge cover until it is in this mode.
Sorry, there was a problem. Please try again later.Hello Jim. You can replace Ink Cartridges on the WF-7840 by navigating into Settings > Maintenance > Ink Cartridge(s) Replacement > Start. Then lift the scanner unit until it locks into place, and open the ink cartridge cover. Please contact our Technical Support team by phone if you need additional assistance. Regards, Kevin - The Epson Team.
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