These errors are caused by either:
- The toner cartridge is not fully inserted before closing the printer door.
- The toner port ratchet on the IU is in the wrong position.
31.xx All Supplies Missing message refers to a specific case where 13 error codes are posted on the printer at the same time. The list of the errors from the embedded web server (EWS) are found in this sample image.
The 13 error codes include the following:
- 31.30 Transfer Module or ITU Missing
- 31.40, 31.41, 31.42 and 31.43 Toner Missing
- 31.50, 31.51, 31.52 and 31.53 Developer Missing
- 31.60, 31.61, 31.62 and 31.63 Photoconductor Missing