Canon imageCLASS D550 - Manual (Page 74)

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Toner cartridges are consumable products. When the toner has
almost or completely run out in the middle of operating this
machine, a message appears in the display, or the symptoms
described below appears. Follow a proper resolution
depending on the message or symptom.
IMPORTANT
About toner cartridges
For details on the toner cartridge yields and the procedures for
handling toner cartridges and checking the toner level, see the
following.
About the Supplied Toner Cartridge (→P.6-6 )
About Replacement Toner Cartridge (
→P.6-6 )
Handling Toner Cartridge (→P.6-6 )
Using the Toner Saver Mode (→P.6-7 )
Purchase Consumables (→P.6-12 )
* The yields of the toner cartridges included in this machine differ
from those of replacement toner cartridges.
If the toner almost runs out, white streaks appear on the
printouts or some parts are faded.
* No message appears on the display even if the toner almost runs
out. Replace the toner cartridge when white streaks appear on
the printouts or some parts of the printout are faded.
If the above symptoms appear
Follow the procedure in the section below before replacing
the toner cartridge. You may print for some
time, until the toner completely runs out.
“Before Replacing the Toner Cartridge“ ( →P.6-8)
If print result is not improved
If white streaks or faded parts continue to appear after
following the procedure in the section above, replace the
toner cartridge.
“Replacing the Toner Cartridge“ ( →P.6-9)
About the Supplied Toner Cartridge
The average yield of the included toner cartridge is as follows.
Canon Cartridge
128 Starter
Average yield *1 : 1,000 sheets
*1 The average yield is on the basis of “ISO/IEC 19752” *2 when printing
A4 size paper with the default print density setting.
*2 “ ISO/IEC 19752” is the global standard related to “Method for
the determination of toner cartridge yield for monochromatic
electrophotographic printers and multi-function devices that
contain printer components” issued by ISO (International
Organization for Standardization).
The average yield of the replacement toner cartridge is
different from which of the supplied toner cartridge.
About Replacement Toner Cartridge
Purchase the toner cartridge at your local authorized Canon
dealer.
Replace the toner cartridge according to the description in the
following charts. However, you may need to replace the toner
cartridge earlier than the described life time depending on
installation environment of the machine, the printing paper
size, or the document type.
Toner cartridge Target for replacing toner cartridge
Canon Cartridge 128 Average yield *1 : 2,100 sheets
*1 The average yield is on the basis of “ISO/IEC 19752” *2 when printing
A4 size paper with the default print density setting.
*2 “ ISO/IEC 19752” is the global standard related to “Method for
the determination of toner cartridge yield for monochromatic
electrophotographic printers and multi-function devices that
contain printer components” issued by ISO (International
Organization for Standardization).
IMPORTANT
About Replacement Toner Cartridge
For optimum print quality, replacing the toner cartridge with
Canon genuine ones is recommended.
Model name Supported Canon genuine toner cartridge
D550 Canon Cartridge 128
Handling Toner Cartridge
Note the following when handling the toner cartridge.
Replacing Toner Cartridges