User's Guide
Page 47
...in the Chooser or the Print Center. When the printer 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 and not blinking. General troubleshooting ...tips Ensure the following: ● Power light is locked into place. ● All packing tapes and materials are properly installed in their correct color-coded slots.
...in the Chooser or the Print Center. When the printer 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 and not blinking. General troubleshooting ...tips Ensure the following: ● Power light is locked into place. ● All packing tapes and materials are properly installed in their correct color-coded slots.