Replace the toner cartridge
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Introduction
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Toner-cartridge information
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Remove and replace the toner cartridge
Introduction
The following information provides details about the toner cartridge for the printer, and it includes instructions
to replace it.
Toner-cartridge information
This printer indicates when the toner cartridge level is low and very low. The actual toner cartridge life remaining
can vary. Consider having a replacement cartridge available to install when print quality is no longer acceptable.
To purchase cartridges or check cartridge compatibility for the printer, go to HP SureSupply at
www.hp.com/
go/suresupply. Scroll to the bottom of the page and verify that the country/region is correct.
Item Description Cartridge number Part number
HP 79A Black Original LaserJet Toner
Cartridge
Replacement black toner cartridge for M12a
and M12w models.
79A CF279A
Do not remove the toner cartridge from its package until it is time to replace it.
CAUTION: To prevent damage to the toner cartridge, do not expose it to light for more than a few minutes.
Cover the green imaging drum if the toner cartridge must be removed from the printer for an extended period
of time.
The following illustration shows the toner-cartridge components.
ENWW Replace the toner cartridge 17