HP ENVY 5540 All-in-One series - Page 126

Door open
Before the printer can print documents, all doors and covers must be closed.
TIP: When completely closed, most doors and covers snap into place.
If the problem persists after you’ve securely closed all doors and covers, contact HP support. For more
information, see
HP support on page 90.
120 Appendix B Errors (Windows) ENWW