Getting Started Guide
Page 15
...ink cartridge indicated. z Make sure all covers are on. One or more of the printheads needs attention. z If the error persists, clean the printhead contacts. The rear-access panel or the duplex unit is required. z Reinstall the appropriate printheads, close all covers, and then ...the onscreen user guide. z Make sure the rear-access panel or duplex unit (HP Officejet Pro K850dn Color Printer) is on, and the Door Open and Printhead lights are completely closed completely. English Printer light indication The Power light and the Door Open light are on. For information about...
...ink cartridge indicated. z Make sure all covers are on. One or more of the printheads needs attention. z If the error persists, clean the printhead contacts. The rear-access panel or the duplex unit is required. z Reinstall the appropriate printheads, close all covers, and then ...the onscreen user guide. z Make sure the rear-access panel or duplex unit (HP Officejet Pro K850dn Color Printer) is on, and the Door Open and Printhead lights are completely closed completely. English Printer light indication The Power light and the Door Open light are on. For information about...