• Code: 838
• Description: Self-diagnostic Error: Clock Generator
  A verify error occurred when setting data was read from the clock generator via the I2C bus.
• Causes: Replace the controller board

• Code: 840
• Description: EEPROM error 1
  During input/output with the EEPROM, one of the following errors occurred: • A read error occurred and continued after 3 retries. • Write error occurred.
• Causes: • EEPROM defective; replace the controller board • EEPROM has reached the end of its service life

• Code: 841
• Description: EEPROM error 2
  The values read from the three areas during the mirroring check phase did not match. The data is being written into the three areas differently.
• Causes: • EEPROM defective; replace the controller board • EEPROM has reached the end of its service life

• Code: 850
• Description: Network I/F Abnormal
  NIB interface error.
• Causes: • NIB defective • Controller board defective

• Code: 851
• Description: IEEE 1394 I/F Abnormal
• Causes: • IEEE1384 interface board defective • Controller board defective

• Code: 853
• Description: Wireless LAN card error 1
  At startup the wireless LAN board could be accessed, but the wireless LAN card (IEEE 802.11b or Bluetooth) could not access the board.
• Causes: • Wireless LAN card not inserted in the wireless LAN board when machine was switched on

• Code: 854
• Description: Wireless LAN card error 2
  The board that holds the wireless LAN card can be accessed, but the wireless LAN card (802.11b/Bluetooth) itself cannot be accessed while the machine is operating
• Causes: • Wireless LAN card has been removed during machine operation.

• Code: 855
• Description: Wireless LAN card error 3
  An error was detected for the wireless LAN card (802.11b or Bluetooth).
• Causes: • Wireless LAN card defective • Wireless card connection not tight