Description: Backup memory problem--The specified data was not written into NVRAM.
Code: C030
Description: Serial communication problem (main PCB problem)--Communication procedure fails to complete within 200 ms in any block. Nine consecutive reception errors occur in one block.
Code: C031
Description: Serial communication problem (operation unit PCB problem)--Communication procedure fails to complete within 200 ms in any block. Nine consecutive reception errors occur in one block.
Code: C032
Description: Serial communication problem (servo motor PCB problem)--serial communication between the main PCB and the servo motor PCB fails five times consecutively.
Code: C033
Description: Serial communication problem (RDH main PCB problem)--Serial communication between the copier main PCB and the RDH main PCB fails five times consecutively.
Code: C110
Description: Halogen lamp problem--While the scanner motor rotates in forward direction because of the lamp on signal, the HLISENS input signal fails to go low. The HLISENS input signal fails to go low during exposure correction.
Code: C210
Description: Paper conveying motor problem--No encoder signal is received 250 ms after the paper conveying motor on signal has been emitted.
Code: C220
Description: Side registration motor problem--The side registration home position switch fails to turn on within 5 s after the main switch has been turned on.