• Code: 877
• Description: HDD Data Overwrite Security SD card error
  The 'all delete' function cannot be executed but the Data Overwrite Security Unit (B735) is installed and activated.
• Causes: • Defective SD card (B735) • SD card (B735) not installed
• Remedy: 1. Replace the NVRAM and then install the new SD card (B735). 2. Check and reinstall the SD card (B735).

• Code: 880
• Description: File format converter error
  The file format converter does not respond.
• Causes: • Defective file format converter
• Remedy: 1. Replace the file format converter.

• Code: 900
• Description: Electric counter error
  Abnormal data in the counters.
• Causes: • Defective NVRAM • Defective controller
• Remedy: 1. Check the connection between the NVRAM and controller. 2. Replace the NVRAM. 3. Replace the controller.

• Code: 910...914
• Description: External Controller Error
• Causes: The external controller alerted the machine about an error.
• Remedy: • Please refer to the instructions for the external controller (application).

• Code: 919
• Description: External Controller Error 6
  While EAC (External Application Converter), the conversion module, was operating normally, the receipt of a power line interrupt signal from the FLUTE serial driver was detected, or BREAK signal from the other station was detected.
• Causes: • Power outage at the EFI controller • EFI controller was rebooted • Connection to EFI controller loose
• Remedy:

• Code: 920
• Description: Printer application error
  An error is detected in the printer application program.
• Causes: • Defective software • Unexpected hardware resource (e.g., memory shortage)
• Remedy: 1. Software defective; switch off/on, or change the controller firmware if the problem is not solved 2. Insufficient memory

• Code: 921
• Description: Printer font error
  A necessary font is not found in the SD card.
• Causes: • A necessary font is not found in the SD card. • The SD card data is corrupted.
• Remedy: 1. Check that the SD card has the correct data.

• Code: 925
• Description: Netfile function error
  The management area or management file on the HDD is corrupted.
• Causes: • Defective HDD • Data inconsistency (e.g., caused by power failure)
• Remedy: When SC 860-865 keep occurring: 1. Follow the troubleshooting procedures. In other cases:1 . Initialize the netfile partition. 2. Initialize the hard disk. 3. Replace the HDD.