• Code: SC990
• Description: Software Performance Error 1
  An unexpected operation was encountered by the software.
• Causes: • Software crash; reboot the machine

• Code: SC991
• Description: Software Error 2
  Software attempted to execute an unexpected operation. However, unlike SC990, operation can be recovered.
• Causes: • Software crash; reboot the machine

• Code: SC992
• Description: Software Error 4: Undefined Error
  Software encountered an unexpected operation. This error is issued if the error cannot be covered by SC990.
• Causes: • Software defective • An error undetectable by any other SC code occurred

• Code: SC997
• Description: Application Selection Error
  An application did not start after pressing the appropriate key on the operation panel.
• Causes: • Software bug; change the firmware for the application that failed • A RAM or DIMM option required by the application is not installed or not installed correctly.

• Code: SC998
• Description: Application Start Error
  Register processing does not execute for any application within 60 s after the machine is powered on. No application starts correctly, and all end abnormally.
• Causes: • Software defective; change the firmware for the application that failed • A RAM or DIMM option required by the application is not installed or not installed correctly.

• Code: SC999
• Description: Program Download Error
  The program download from the SD card does not execute normally. This SC is not logged.
• Causes: • Card installed incorrectly • BCU defective • SD card defective • Controller board defective • Power down during program downloading • Wrong type of card inserted (see Section 5 .Service Tables. for downloading procedures)