Remedy: Does error reoccur? Yes Turn on the printer again. Replace the PU board.
Code: -
Display: CRC CHECK NG
Description: A PU download data CRC check error. After PU data (PU firmware, custom media data and LED head adjustment data) downloading, a CRC check error was detected.
Remedy: Turn on the printer again and redownload the data (during usual printer operation, the downloading is not performed and the error does not occur).
Code: -
Display: LOADER VERSION
Description: PU board Flash ROM hash check error
Remedy: Does error reoccur? Yes Turn on the printer again. Replace the PU board.
Code: -
Display: WDT ERROR
Description: PU firmware went haywire.
Remedy: Does error reoccur? Yes Turn on the printer again. Replace the PU board.
Code: -
Display: COMMUNICATION ERROR
Description: An error in a PUCU interface.
Remedy: Is the CU assy installed properly? Does the printer recover from the error by replacing the CU board. Reinstall the assy properly. Remove the CU option(s) as a trial. Replace the CU board. Replace the PU board.
Code: 002 ... 005
Display: POWER OFF/ON 002:Error ~ 005:Error
Description: CPU Exception
Remedy: Does error display reappear? Yes Replace the CU PCB.
Code: 020
Display: service call 020:Error
Description: CU ROM Hash Check Error
Remedy: Does error display reappear? Yes Power OFF/ON Replace CU PCB. Is program ROM DIMM set properly? Is error recovered by replacing program ROM DIMM? (the case of a device which program ROM is set to DIMM Slot.) Reset ROM DIMM. Peplace program ROM DIMM. Replace CU board.
Code: 030
Display: SERVICE CALL 030:Error
Description: CU RAM Check Error
Remedy: Does error display reappear? Yes Power OFF/ON Replace CU PCB.