Replacing Toner Cartridges

Toner cartridges are consumables. When the toner becomes nearly empty or has run out completely in the middle of a job run, a message appears on the screen, or the following problems may occur. Take the appropriate action accordingly.
A message appears on the screen
White streaks appear on the output, or the output is partially faded.
IMPORTANT
About toner cartridges
For more information on toner cartridges, see the following sections.
The average yield of replacement toner cartridges varies from that of the supplied toner cartridge.

When a Message Appears

When the toner becomes nearly empty in the middle of a job run, a message appears on the screen.
Message
When the message is displayed
on the screen
Description and Solutions
<Prepare toner cartridge.>
When the toner cartridge
needs a replacement soon.
Shake the toner cartridge to evenly distribute the
toner inside the cartridge
We recommend that the toner cartridge be
replaced before printing high-volume documents.
IMPORTANT
When white streaks appear on the output, or the output is partially faded
When white streaks appear on the output or the output is partially faded, the toner cartridge has almost reached the end of its life, even if no message appears on the screen. When the print quality becomes unacceptable, see the following to fix the problem.

When White Streaks Appear on the Output or the Output Is Partially Faded

When the toner nearly runs out, white streaks appear on the output, or the output is partially faded.
  
No message appears on the screen, if the toner nearly runs out. Replace the toner cartridge when white streaks appear on the output, or the output is partially faded.
Do not perform <Copy Image Adjustment> in such situations above. Even you try to adjust using this function, the condition may not be improved.
      
When this problem occurs
Follow the steps in the procedure below before replacing the toner cartridge. The machine continues printing until the toner runs out completely.
 
      
When the print quality is still unacceptable
If the problem persists after you have followed the steps in the procedure below, replace the toner cartridge.
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