Message Meaning Suggested solutions
Toner collection unit is full. Replace it The toner collection unit is full and the
printer will stop printing until a new toner
collection unit is placed into the printer.
Replace the toner collection unit with a HP-
genuine toner collection unit (see “Replacing
the toner collection unit”).
Toner collection unit is not installed. Install
it.
The toner collection unit is not installed. Install the toner collection unit. If it is
already installed, try to reinstall the toner
collection unit. If the problem persists, call
for service.
a
Print cartridge life is approximate, based on average A4/Letter-size page count with ISO coverage. Declared cartridge yield value in
accordance with ISO/IEC 19798. Actual yields vary considerably based on images printed and other factors. For more information, visit
www.hp.com/go/learnaboutsupplies.
142 Chapter 9 Troubleshooting ENWW