QMS DeskLaser 1600 User Manual
4-2
Table 4-1 lists the printer’s periodic routine maintenance and indicates
when this maintenance should be performed.
Table 4–1 Periodic Routine Maintenance
Maintenance
When to perform
Replace toner cartridge and
When the message display indicates
cleaner pad
TONER LOW
or
TONER EMPTY
,
or when printing is too light
Replace print unit
When print quality is bad, even after
replacing or cleaning other parts
When the message display indicates
<CLEAR WARNING> PRINT UNIT
(Replace the print unit at the next
replacement of the toner bottle)
Clean corona wire
When replacing the print unit or toner,
when printout shows vertical white lines,
or when printing is too light
Clean paper path
When replacing the print unit or toner,
after clearing a paper jam, or when
printouts show toner smudging
Clean precharger wire
When print density is uneven or when
printing shows black vertical lines
Replacing the Toner Cartridge and Cleaner Pad
The toner cartridge and cleaner pad are packaged separately and must be
replaced at the same time.
The toner cartridge is designed to last approximately 5,000 printed pages
under the condition of 5% coverage on A4 paper or last about one year
after unpacking. The first toner cartridge may print slightly fewer pages.
Replace the toner cartridge and the cleaner pad when the message display
indicates
TONER LOW
or
TONER EMPTY
or when printing becomes
lighter than you find satisfactory. After the toner low condition occurs,
Periodic
Routine
Maintenance
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