Description: A heavy trouble of the CU substrate (defective substrate or power supply capacity shortage) was detected.
Remedy: Is the error display reproducible? Is the error display reproducible? Power OFF/ON Replace CU PCB. (Must replace EEPROM)
Code: 002 ... 007
Display: Service Call Power off/on nnn: Fatal Error PC: nnnnnnnn LR: nnnnnnnn FR: nnnnnnnn 002: Erro to 007: Error
Description: This stems from a variety of causes.For analyzing causes, record three numbers (called program counting value) indicated below LCD column and a printer firmware version.
Remedy: Record three digital numbers below LCD column. Restart with OFF/ON? Does an error occur in a particular print data? Is the error display reproducible? Is the error display reproducible? Is the error display reproducible? Notify three digital numbers below LCD column and F/W version. Check if it occurs depending on a print data. Request for print data investigation. Change RAM DIMM or ROM DIMM. Replace CU PCB. (Must replace EEPROM) Initialize EEPROM. Re-execute Network setup, such as user setup etc. for use. Change the printer.
Code: 020 ... 024
Display: Service Call 020: Error or 024: Error
Description: CU ROM Hash Check Error 1
Remedy: Is the Slot A ROM DIMM mounted properly? Is operations restored by replacing the Slot A ROM DIMM? Remount Slot A ROM DIMM Replace Slot A ROM DIMM. Replace CU PCB. (Must replace EEPROM)
Code: 025
Display: Service Call 025: Error
Description: CU Font ROM Hash Error1
Remedy: Detected a Font ROM_DIMM hash check error. (Japan Model only) Is the Slot B ROM DIMM1 mounted normally? Is the problem corrected by replacing the Slot B ROM DIMM1?
Code: 030
Display: Service Call 030: Error
Description: CU Resident RAM Check Error
Remedy: Is the error display reproducible? Replace CU PCB. (Must replace EEPROM)
Code: 031
Display: Service Call 031: Error
Description: CU Slot1 DIMM RAM Check Error
Remedy: Is the applicable RAM DIMM mounted properly? Is operation restored by replacing the applicable RAM DIMM? Re-mount applicable RAM DIMM. Replace RAM DIMM. Replace CU PCB. (Must replace EEPROM)
Code: 032
Display: Service Call 032: Error
Description: CU Slot2 DIMM RAM Check Error
Remedy: Is the applicable RAM DIMM mounted properly? Is operation restored by replacing the applicable RAM DIMM? Re-mount applicable RAM DIMM. Replace RAM DIMM. Replace CU PCB. (Must replace EEPROM)
Code: 036
Display: Service Call 036: Error
Description: Slot1 RAM Spec error Specification of DIMM in CU RAM slot is unsupported.
Remedy: Is this a standard RAM DIMM? Is the applicable RAM DIMM difference mounted normal? Is operation restored by replacing the applicable RAM DIMM? Use a standard RAM DIMM. Re-mount applicable RAM DIMM. Replace RAM DIMM Replace CU PCB. (Must replace EEPROM)