SERVICE CALL
Code Class Error Possible Cause
824 D Self-diagnosis error: Standard
NVRAM
• Loose connection
• Defective standard NVRAM
• Defective controller
827 D Self-diagnostic error: Standard SRAM DIMM
[0201] Verification error
• Loose connection
• Defective SRAM DIMM
• Defective controller
828 D Self-diagnostic error : ROM
[0101] Check sum error 1
• Defective ROM DIMM
• Defective controller
[0104] Check sum error 2
• Defective ROM DIMM
• Defective controller
829 B Self-diagnosis error: optional RAM
[0302] Composition error (Slot 0)
• Not specified RAM DIMM installed
• Defective RAM DIMM
[0401] Verification error (Slot 1)
• Not specified RAM DIMM installed
• Defective RAM DIMM
[0402] Composition error (Slot 1)
• Not specified RAM DIMM installed
• Defective RAM DIMM
838 D Self-diagnosis error: Clock
generator
• Defective clock generator
• Defective I2C bus
• Defective CPU
850 B Network interface error
• Defective controller
851 B IEEE1394 interface error
• Defective IEEE1394
• Defective controller.
853 B Wireless LAN card not
detected
• Loose connection
854 B Wireless LAN card not
detected
• Loose connection
855 B Wireless LAN card error
• Loose connection
• Defective wireless LAN card
856 B Wireless LAN card error
• Defective wireless LAN board
• Loose connection
857 B USB interface error
• Defective USB driver
• Loose connection
860 B HDD: Initialization error
• HDD not initialized
• Defective HDD
861 D HDD: Reboot error
• Loose connection
• Defective cables
• Defective HDD
• Defective controller
863 D HDD: Read error
• Defective HDD
• Defective controller
864 D HDD: CRC error
• Defective HDD
865 D HDD: Access error
• Defective HDD
866 B SD card authentication error
• Corrupted SD card data
• Defective SD card
867 D SD card error
• Loose connection
• Defective SD card
868 D SD card access error
• Defective SD card
• Defective SD card controller
G108 4-6 SM