Lexmark MS310
‑ On
If the printer control panel light sequence matches the light sequence in the preceding illustration, then try one or more of the following:
Note: If the printer finds a tray that has the correct size and type of paper, then it feeds from that tray. If the printer cannot find a tray that has the correct size and type of paper, then it prints from the default paper source.
Inconsistency with other supplies type identification when using Printer Agent
Repeating White/Smudge-type Print (about 37mm or 1-1/2") Appears After Replacing the Imaging Unit