Replacing Consumables And Maintenance Unit; Consumables And Maintenance Unit Service Life - Oki C911dn Troubleshooting Manual

Replacing consumables and maintenance unit

Replacing consumables and maintenance unit
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This section describes the replacement method of consumables and maintenance unit and their lifespan.
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Consumables and maintenance unit service life

Ballpark indicator of replacement of consumables and maintenance unit is as follows.
z Toner cartridge (CMYK)
When a regular toner cartridge is installed, it will reach its service life after printing about 10,000 copies.
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When a large size toner cartridge is installed, it will reach its service life after printing about 24,000 copies.
(A4 1-side printing. Print density is as far factory default settings and compliant to ISO/IEC19798)
Printing quality will decline after 1 year has passed from opening the package. Therefore, prepare a
new toner cartridge.
z Ballpark indicator of image drum (CMYK) replacement
When 3 pages of A4 size documents are printed at once with transverse feed with 1-side printing, it
will reach its service life after printing about 40,000 copies.
When one page is printed at once, it will reach its service life when about half the number of copies
are printed.
Printing quality will decline after 1 year has passed from opening the package. Therefore, prepare a
new image drum.
z Fuser unit
When A4 size documents are printed with long edge feed with 1-side printing, it will reach its service
life after printing about 150,000 copies.
z Belt unit
When 3 pages of A4 size documents are printed at once with long edge feed with 1-side printing, it
will reach its service life after printing about 150,000 copies.
When one page is printed at once, it will reach its service life when about half the number of copies are printed.
z Waste toner box
When 3 pages of A4 size documents with print density* of 5% are printed at once with transverse
feed with 1-side printing, it will reach its service life after printing about 40,000 copies.
z Feed roller
Feed roller is attached to each tray.
It will reach its service life after printing about 120,000 pages for each tray.
*: Print density is the proportion of area having toner on printable area of 1 page.
Memo
z Number of printable pages/service life are reference values when using the printer under normal conditions. Service life may
reach earlier than that described here depending on the print contents and condition of use.
‰ Only for C941/ES9541dn
z Toner cartridge (Clear/White)
When A4 size documents with print density* of 5% are printed with long edge feed with 1-side
printing, it will reach its service life after printing about 10,000 pages.
z Image drum (Clear/White)
When 3 pages of A4 size documents are printed at once with long edge feed with 1-sided printing, it
will reach its service life after printing about 20,000 pages.
*: Print density is the proportion of area having toner on printable area of 1 page.
Memo
z Number of printable pages/service life are reference values when using the printer under normal conditions. Service life may
reach earlier than that described here depending on the print contents and condition of use.
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