HP (Hewlett-Packard) 9800 Series Printer User Manual


 
9. Let the printer dry before you reload supplies.
10. Close the exit cover by pushing firmly on it. Both latches will
click into place.
11. Close the cover and printhead assembly.
12. Turn on the printer.
13. Press Feed/Cut to position the supply under the printhead.
Resend your format, batch, and check digit packets.
Replacing the Printhead
You may have to replace the printhead if it is damaged or
worn-out. For example, you may see 616 (bad dot or dots) or 768
(printhead failure) error codes. See "Accessories" in Appendix B
for the printhead part number.
CAUTION
The printhead is sensitive to static electricity, which can
damage the printhead or reduce its life. Ground yourself
by touching some metal, such as the printer’s metal base,
before touching the printhead. Clean the printhead to
remove any salt or oil left from handling prior to operation.
To replace the printhead:
1. Turn off the printer.
2. Open the cover.
8-4 Care and Maintenance