HP Officejet Pro K850dn Printer - Manual (Page 73)

13
. Close the top cover.
14
. Where necessary, repeat the above steps for the remaining printheads.
15
. If you installed a new printhead, wait while the printer initializes it and prints an alignment page. If
you removed and reinserted printheads but did not install a new printhead, print an alignment
page manually. See
To align the printheads .
If the alignment page does not print, make sure the printhead latch and all covers are securely
closed.
ENWW Maintaining the printheads 65