User's Guide
Page 47
When the printer is turned on for the first time, it takes approximately 8 minutes to a functioning alternating current (AC) power outlet, and is turned on each printhead. ● Printhead latch and all covers are closed. ● Rear access panel (HP Officejet Pro K550) or duplex unit (HP Officejet Pro K550dtn/K550dtwn) is on ...'s documentation for voltage requirements. ● Media is loaded correctly in the tray and is in their correct color-coded slots. Press down firmly on . For Windows, set the printer as the default in the Chooser or the Print Center. For Mac OS, set the...
When the printer is turned on for the first time, it takes approximately 8 minutes to a functioning alternating current (AC) power outlet, and is turned on each printhead. ● Printhead latch and all covers are closed. ● Rear access panel (HP Officejet Pro K550) or duplex unit (HP Officejet Pro K550dtn/K550dtwn) is on ...'s documentation for voltage requirements. ● Media is loaded correctly in the tray and is in their correct color-coded slots. Press down firmly on . For Windows, set the printer as the default in the Chooser or the Print Center. For Mac OS, set the...