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Replacing Print Cartridges
5
Maintenance
Replacing Print Cartridges
If the B721/B731 is Used
Life Span of a Print Cartridge
When the [Print Cartridge Near Life] message
is displayed on the display screen of the operator
panel, prepare a replacement print cartridge.
You can keep printing approximately 250 sheets
until the next message is displayed.
When [Print Cartridge Life] is displayed and
printing is stopped, replace the print cartridge.
Note
The actual life of the print cartridge differs depending on
the usage.
Replacement Procedure
1 Prepare a new print cartridge.
2 Insert your nger into the recess on
the right side of the printer and pull the
front cover open lever (1) to open the
front cover (2) forward.
Note
Open the front cover gently. If you open it rapidly,
the MP Tray may open.
1
2
3 Remove the print cartridge (3).
Note
When toner powder adheres to the paper feeding
area inside the printer, wipe it off with a wet cloth
that has been well wrung.
3
4 Take out the new print cartridge from its
bag and remove the desiccant attached
to it.
5 Place a new print cartridge (4) into the
printer.
4
122


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