Lexmark MS310
‑ On
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.
If the supplemental light sequence matches the light sequence in the preceding illustration, then do the following:
Turn off the printer.
Unplug the power cord from the electrical outlet.
Note: Optional trays lock together when stacked. Remove stacked trays one at a time from the top to the bottom.
Remove the extra tray or trays.
Connect the power cord to a properly grounded electrical outlet.
Turn the printer back on.
Colors Are Too Dark or Black Shading Is Covering Partial or Entire Page on the Lexmark CS310, CS410, CS510, CX310, CX410, or CX510
Lexmark MS310, MS410, MS510, MS610, & MS611 ? Tips for Moving Printers with Installed Paper Tray Options