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OKI C5550MFP

Error Codes List page 1

  • Code: -01
  • Display: SDRAM ERROR
  • Description: PU board SRAM error
  • Causes: Does error reoccur?
  • Remedy: Turn on the printer again. Replace the PU board (PRF).
  • Code: -02
  • Display: XXXXXXXXXXXXXXXX CRC CHECK NG
  • Description: A PU download data CRC check error.
  • Causes: 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: -03
  • Display: LOADER VERSION XX XX
  • Description: PU board Flash ROM hash check error
  • Causes: Does error reoccur?
  • Remedy: Turn on the printer again. Replace the PU board (PRF).
  • Code: -04
  • Display: WDT ERROR
  • Description: PU firmware went haywire.
  • Causes: Does error reoccur?
  • Remedy: Turn on the printer again. Replace the PU board (PRF).
  • Code: -05
  • Display: COMMUNICATION ERROR
  • Description: An error in a PUCU interface.
  • Causes: Is the CU assy installed properly? Does the printer recover from the error by replacing the SP1 /TBH board.
  • Remedy: Reinstall the assy properly. Replace the TBR board. Replace the PU board (PRF).
  • Code: 001
  • Display: Service call 001:Error(C5900)
  • Description: Machine Check Exception Hardware fault detected. (Board defectiveness or Shortage of power supply volume)
  • Causes:
  • Remedy: Replace TBH PCB.
Error Code
Service Mode, Troubleshooting
Parts Catalog
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