Lexmark MS310

‑ On
‑ Blinking
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
‑ Blinking
If the supplemental light sequence matches the light sequence in the preceding illustration, then try one or more of
the following:
• Remove the imaging unit, and then reinstall it.
• Remove the imaging unit, and then install a new one. For more information, see the instruction sheet that came
with the supply.
Troubleshooting 121