• Code: 2002
• Description: SDRAM error
  Writing to the SDRAM was attempted, but nothing could be written to it.
• Remedy: Replace the Main Board.

• Code: 2003
• Description: FLASH BOOT checksum error
  • Installing the firmware has failed. • The Flash ROM is out of order.
• Remedy: 1. Re-install the firmware. 1. Replace the Main Board.

• Code: 200A
• Description: F/W load error
  Reading/decompressing the firmware has failed.
• Remedy: 1. Re-install the firmware. 2. Replace the Main Board.

• Code: 200D
• Description: System interrupt watchdog time-out error
  A system failure such as CPU failure, or defective cash has occurred.
• Remedy: Replace the Main Board.

• Code: 3000
• Description: AC shut-off
  The AC power has been shut off due to a power failure, unplugged, Power Supply Board failure, or Main Board failure or the like.
• Remedy: 1. Replace the Power Supply Board. 2. Replace the Main Board.

• Code: Dxxy
• Description: Service call for FW debugging
  This error is intended to be used in the product development stage. It is supposed to not occur with marketed product, but may occur due to an unexpected cause such as external noises.
• Remedy: 1. Re-install the firmware. 2. Replace the Main Board.

• Code: Fxxx
• Description: CPU related service call
  • There is something wrong with the firmware. • The Main Board is out of order.
• Remedy: 1. Re-install the firmware. 2. Replace the Main Board.