OKI C8800

• Code: -
• Display: SDRAM ERROR
• Description: PU board SRAM error
• 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.