User's Guide
Interpreting control panel lights
1 Power button and light
2 Configuration Page button
HP Officejet Pro K550dtn
HP Officejet Pro K550dtwn
3 Cancel button
4 Resume button and light
5 Printhead lights
6 Ink cartridge lights
For more information, visit HP website (www.hp.com/support/officejetprok550) for the latest
troubleshooting information, or product fixes and updates.
Light description /Light pattern Explanation and recommended action
All lights are off.
The printer is off.
●
Connect the power cable.
●
Press
(Power button).
The Power light is on.
The printer is ready.
▲
No action is required.
58 Chapter 5 Printer lights reference ENWW