• Code: 821
• Description: Self-diagnostic error 2: ASIC
  The ASIC provides the central point for the control of bus arbitration for CPU access, for option bus and SDRAM access, for SDRAM refresh, and for management of the internal bus gate.
• Causes:

• Code: 822
• Description: Self-diagnostic error 3: HDD
• Causes:

• Code: 824
• Description: Self-diagnostic error 4: NVRAM
  NVRAM device does not exist, NVRAM device is damaged, NVRAM socket damaged
• Causes: • NVRAM defective
  • Controller board defective
  • NVRAM backup battery exhausted
  • NVRAM socket damaged

• Code: 826
• Description: Self-diagnostic error 6: NVRAM (option NVRAM)
• Causes:

• Code: 828
• Description: Self-diagnostic error 7: ROM
  • Measuring the CRC for the boot monitor and operating system program results in an error.
  • A check of the CRC value for ROMFS of the entire ROM area results in an error
• Causes: • Software defective
  • Controller board defective
  • ROM defective

• Code: 833
• Description: Self-diagnostic error 8: Engine I/F ASIC
• Causes:

• Code: 834
• Description: Self-diagnostic error 9: Optional Memory RAM DIMM
• Causes:

• Code: 850
• Description: Net I/F error
  • Duplicate IP addresses.
  • Illegal IP address.
  • Driver unstable and cannot be used on the network.
• Causes: • IP address setting incorrect
  • NIB (PHY) board defective
  • Controller board defective