Lexmark MS310DN Printer User Manual


 
If the printer control panel light sequence matches the light sequence in the preceding illustration, then press
twice quickly to see the supplemental light sequence.
On
On
On
If the supplemental light sequence matches the light sequence in the preceding illustration, then try one or more of
the following:
Remove the toner cartridge, and then reinstall it.
Remove the toner cartridge, and then install a new one. For more information, see the instruction sheet that came
with the supply.
Troubleshooting 117