# 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.
"When a Message Appears"
White streaks appear on the output, or the output is partially faded.
"If White Streaks Appear on the Output or the Output Is Partially Faded"

IMPORTANT
###### Toner cartridges: For more information on toner cartridges, see the following sections: "Supplied Toner Cartridge" "Replacement Toner Cartridges" "Handling Toner Cartridges" "Storing Toner Cartridges" "Using the Toner Saver Mode" "Purchasing Consumables"
| The average yield of replacement toner cartridges differs 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. "Before Replacing the Toner Cartridge" It is recommended to replace the toner cartridge when printing a large volume of documents. "Replacing the Toner Cartridge"
<Toner is nearly out.> | When a toner cartridge has reached the end of its life. | Shake the toner cartridge to evenly distribute the toner inside the cartridge. "Before Replacing the Toner Cartridge" If this message does not disappear, replace the toner cartridge. "Replacing the Toner Cartridge" If this message is displayed, the incoming fax will be stored in the memory without being printed. Also, reports may not be printed, even if they are set to be printed automatically. If <Continue Print. When Toner Is Nearly Out> in <RX Print Settings> is set to <On>, however, printing will be continued, but white streaks or smudges may appear on printouts. "Printing the Report Automatically" "Continue Print. When Toner Is Nearly Out"

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. "If White Streaks Appear on the Output or the Output Is Partially Faded"

## If White Streaks Appear on the Output or the Output Is Partially Faded

If 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.

|  |  | When this problem occurs

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"

|  |  | 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"

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