8 Close the top cover by holding the indentations on
both sides of the unit, until locked.
Caution:
R To prevent injuries, be careful not to put your
hands under the top cover.
When to replace the toner cartridge and drum
cartridge
When the display shows the following, replace the toner
cartridge.
– “TONER EMPTY”
When the display shows the following, the toner cartridge
is coming to the end of its useful life. Please be prepared
to replace the cartridge soon.
– “TONER LOW”
When the display shows the following, replace the drum
cartridge.
– “DRUM LIFE LOW”
– “DRUM LIFE OVER”
Toner cartridge life and drum cartridge life
R See page 111 for information on the toner life and
drum life.
R To check the drum life and quality, please print the
printer test list (page 109) and refer to page 111 for
information on the drum life. If the printing quality is
still poor or “DRUM LIFE OVER” appears on the
display, replace the toner cartridge and drum
cartridge.
R To maintain print quality and machine life, we
recommend that you clean slots and openings
(page 4) and the inside of the unit (page 105, 108)
when replacing the toner cartridge and/or drum
cartridge.
Note:
R To ensure that the unit operates properly, we
recommend the use of Panasonic toner cartridge
and drum cartridge. See page 7 for accessory
information.
Waste disposal method
Waste material should be disposed of under conditions
which meet all national and local environmental
regulations.
Toner save feature
If you want to reduce toner consumption, set the toner
save setting to ON (feature #482 on page 59). The
toner cartridge will last approximately 20 % longer. This
feature may lower the print quality.
12
1. Introduction and Installation
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