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Table D-2 Numeric error messages (continued)
Error code Recommendation
77:04 An Embedded Web Server internal software error has occurred. Try the following remedies:
●
Turn off the printer by using the Power key on the front panel and the power switch at the
back of the printer; disconnect the power cord; then reconnect the power cord and turn
on the printer.
●
Check that your printer firmware is up to date. See
Update the printer firmware
on page 138.
If the problem persists, contact HP Support. See
HP Customer Care on page 176.
79 Firmware error. Try the following remedies:
●
Turn off the printer by using the Power key on the front panel and the power switch at the
back of the printer; disconnect the power cord; then reconnect the power cord and turn
on the printer.
●
Check that your printer firmware is up to date. See
Update the printer firmware
on page 138.
If the problem persists, contact HP Support. See
HP Customer Care on page 176.
81:01, 81:03, 86:01 Open the printer window and make sure that there are no obstacles restricting the movement
of the drive roller. If the paper has jammed and is restricting the movement of the drive roller,
lift the paper load lever and clear the obstruction. If the problem persists, contact HP Support.
See
HP Customer Care on page 176.
202 Appendix D Front-panel error messages ENWW
Error messages