9. Help
9.4Replacing the toner cartridge and the drum unit
When the display shows the following, replace the toner cartridge.
TONER LOW
TONER EMPTY
To check the drum life and quality, please print the printer test list (page 89) and refer to page 92 for information on the drum life. If printing quality is still poor or “REPLACE DRUM” appears on the display, replace the toner cartridge and drum unit. To ensure that the unit operates properly, we recommend the use of Panasonic toner cartridge (Model No.
To maintain print quality and machine life, we recommend you to clean slots and openings (page 5) and the inside of the unit (page 84, 87) when replacing the toner cartridge and/or drum unit.
Caution:
1Before opening the protection bag of the new toner cartridge, shake it vertically more than 5 times.
2Remove the new toner cartridge from the protection bag.
3Lift the top cover release lever (1) and open the top cover (2).
Important:
L Close the manual input tray (3) before opening the top cover.
2
LWe cannot be responsible for any damage to the unit or degradation of print quality
which may occur from the use of a non- Panasonic toner cartridge and drum unit.
1
4
5
LThe drum unit contains a photosensitive drum. Exposing it to light may damage the drum.
Once you have opened the protection bag:
–Do not expose the drum unit to light for more than 5 minutes.
–Do not touch or scratch the black drum surface.
–Do not place the drum unit near dust or dirt, or in a high humidity area.
–Do not expose the drum unit to direct sunlight.
LDo not disconnect the power cord. Loss of fax documents in memory may occur.
LDo not leave the toner cartridge out of the protection bag for a long time. It will decrease the toner life.
LDo not add toner to the toner cartridge.
3
Caution:
The fuser unit (4) gets hot. Do not touch it.
Note:
LDo not touch the transfer roller (5).
76For assistance, please visit http://www.panasonic.com/consumersupport