Replacing Toner Cartridges

No warning message appears, even when toner begins to run low. Use the printout symptoms described below as a guide to when to replace the toner cartridge. How to Replace Toner Cartridges
White streaks appear
 
Faded
 
Uneven density
 
Afterimages Appear in Blank Areas
 
White Spots Appear
 
When, of the above symptoms, one of "White streaks appear," "Faded," and "Uneven density" appears, you may be able to continue printing for a while longer by taking the steps in Using Up All of the Toner.
TIPS
You can specify that a message like the one shown below be displayed when print quality cannot be guaranteed because the toner cartridge has reached its lifetime or for some other reason. This allows you to avoid the waste of poor-quality printouts, because you are notified in advance when the time comes to replace the toner cartridge.
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