Oki C942 C911dn/C931dn/C931DP/C941dn/C941DP/C942 Troubleshooting Guide - Engli - Page 60

Replacing consumables and maintenance unit, Consumables and maintenance unit service life

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Troubleshooting Maintenance Index Replacing consumables and maintenance unit zzReplacing consumables and maintenance unit 1 This section describes the replacement method of consumables and maintenance unit and their lifespan. Consumables and maintenance unit service life Ballpark indicator of replacement of consumables and maintenance unit is as follows. zzToner cartridge (CMYK) 2 With a standard toner cartridge, the printable pages for continuous printing is about 10,000. With a high capacity toner cartridge, the printable pages for continuous printing is about 24,000. (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. Even if the cyan (blue), magenta (red), yellow toner cartridge life has been reached, black&white printing can be done by specifying "Mono". See "Printing using monochrome (black and white)" in "Advanced" for black&white print. zzBallpark 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. zzFuser 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. zzBelt 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. zzWaste 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. zzFeed 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 zz The printable pages/lifespan is for reference. The actual printable pages/lifespan might decrease depending on the print environment such as the details of the document to be printed, usage status, powering ON/OFF, and adjustment operation at the time of cover opening/closing. zz Replacing the toner cartridge may be required after the image drum is replaced when the toner cartridge level is low. It is recommended to get a new toner cartridge along with a new image drum when the toner cartridge level is low. - 60 -

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Index
Troubleshooting
1
2
Maintenance
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60
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Replacing consumables and maintenance unit
z
Replacing consumables and maintenance unit
This section describes the replacement method of consumables and maintenance unit and their lifespan.
Consumables and maintenance unit service life
Ballpark indicator of replacement of consumables and maintenance unit is as follows.
z
Toner cartridge (CMYK)
With a standard toner cartridge, the printable pages for continuous printing is about 10,000. With a high
capacity toner cartridge, the printable pages for continuous printing is about 24,000. (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.
Even if the cyan (blue), magenta (red), yellow toner cartridge life has been reached, black&white
printing can be done by specifying “Mono”. See “Printing using monochrome (black and white)” in
“Advanced” for black&white print.
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
The printable pages/lifespan is for reference. The actual printable pages/lifespan might decrease depending on the print
environment such as the details of the document to be printed, usage status, powering ON/OFF, and adjustment operation at
the time of cover opening/closing.
z
Replacing the toner cartridge may be required after the image drum is replaced when the toner cartridge level is low. It is
recommended to get a new toner cartridge along with a new image drum when the toner cartridge level is low.