Remedy: 1) Is an Error message displayed? 2) Is this immediately after the fuser unit was replaced? Check the Fuser Unit Life Replace the fuser immediately or at the next maintenance.
Code: -
Display: Tray*Paper Almost Finished
Description: Paper Near-End Detection
Remedy: Is the tray paper level low? (less than about 30 sheets) Refill with paper. Check Paper Near-End Sensor
Code: -
Display: Disc Operation Error
Description: Cannot write to HDD.
Remedy: Is there any error in the operational procedures? Check the manual usage procedures. HDD malfunction. Replace HDD.
Code: 001 ... 007
Display: Service Call 001: Error to 007: Error
Description: CPU Exception
Remedy: Is the error display reproducible? Is the error display reproducible? Power OFF/ON Replace CU PCB. (Must replace EEPROM)
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 Error
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?