Description: CU Fan Error Abnormal condition of the CPU cooling fan on the CU PCB
Remedy: Is the CPU Fan connected properly? No Yes Connect it properly. Replace the fan. Does it recover from the error by replacing the fan? No Replace the printer control PCB.
Code: 052
Display: Power Off/On 052:Error
Description: DMA Abort Error was detected with Image Processor.
Remedy: Does this error message reappear? Yes Power OFF/ON. Replace the printer control PCB.
Code: 067
Display: Service Call 067:Error
Description: A communication error was detected during communication with the Sleep Mode interface monitoring program.
Remedy: A communication error was detected during communication with the Sleep Mode interface monitoring program. If power cycling does not solve the problem, maintenance by a service engineer is required.
Code: 069
Display: Service Call 069:Error
Description: Malfunction of the NIC chip was detected.
Remedy: Does this error recur? Yes Power OFF/ON. Replace the printer control PCB.
Code: 070
Display: Power Off/On 070:Error
Description: Detection of abnormal condition of the PostScript firmware
Remedy: Does this error recur? Yes Power OFF/ON. Replace the printer control PCB.
Code: 072
Display: Power Off/On 072:Error
Description: I/F error between PU and CU
Remedy: Does this error recur? Yes Power OFF/ON. Replace the printer control PCB.
Code: 073
Display: Power Off/On 073:Error xxxxxxxx
Description: Detection of abnormal condition during image data expansion
Remedy: Does this error recur? Yes Power OFF/ON. Replace the printer control PCB.
Code: 074, 075
Display: Power Off/On 074:Error xxxxxxxx 075:Error xxxxxxxx
Description: Detection of abnormal condition during image data expansion
Remedy: Does this error recur? Yes Power OFF/ON. Replace the printer control PCB.