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16 Toner Low
All Printers
The toner in the toner cartridge is uneven.
The toner cartridge contact points are malfunctioning.
The HV power supply is defective.
4Si, IIISi
The door-open sensor flag is defective.
– Replace the PS1.
The toner level sensor connector is damaged.
– Replace the toner level sensor.
The toner cartridge is defective.
The DC controller PCA is defective.
The cable is defective.
– Replace the DC controller to the HV power supply cable
(part number RG1-0906-000CN).
18 MIO Not Ready
All Printers
The printer is not connected to an active LAN.
– Connect the printer to a LAN or terminate the connection, using
a BNC T-connector with two 50-ohm resistors.
The MIO card is misaligned or defective.
Reseat or replace the MIO card.
Error Codes – 33


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