ℹ
info HP
Status H1
Printing on both sides manually — waiting for user to load pages for the second side.
? What Causes This
The printer is in manual duplex mode and has completed the first side of printing.
ⓘ What This Means
- Remove the printed pages from the output tray.
- Flip the pages and reload them into the input tray in the correct orientation.
- Press the Start Copy button to continue printing the second side.
Source: page 7 of the official manual
From the manual
This error code appears in:
HP LaserJet Pro MFP M126 Plus Multifunction Printer