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274 Using the Control Panel
This message appears when the printer switches to the B/W
mode. See "Switching the Printing Mode" on page 283 to find how
to switch the mode.
Replace Fuser
The fuser has reached the end of its service life. Turn the printer
off, then replace the fuser unit with a new one. See "Fuser Unit"
on page 326 for instructions.
Replace Photoconductor
The photoconductor has reached the end of its service life. Turn
off the printer, then replace the photoconductor unit with a new
one. See "Photoconductor Unit" on page 319 for instructions.
The error clears automatically after you replace the unit, then
close all printer covers. The photoconductor service life counter
is reset automatically.
When the error light is blinking, you can continue printing by
pressing the N Start/Stop button. However, the print quality is
not guaranteed from then on.
Replace Toner uuuu
The indicated toner cartridges are out of toner and need to be
replaced. (The letters C, M, Y, or K appear in place of uuuu and
indicate the colors Cyan, Magenta, Yellow, and Black
respectively.)
See "Toner Cartridge" on page 315 for instructions.
Replace Waste T Box
The waste toner collector is full of toner. Replace it with a new
waste toner collector. See "Waste Toner Collector" on page 331
for instructions.