SC8xx: Overall System
SM 6-89 D0CA/D0C9/D0C8/D0CB
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC823-00 B Self-diagnostics Error: NIC
[XXXX]: Detailed error code
[6101] MAC Address Check Sum Error
The result of the MAC address check sum does not match the check sum
stored in ROM.
• Defective SEEP ROM
• Defective I2C bus (connection)
1. Replace the Controller Board (PCB24).
[6104] PHY IC Error
The PHY IC on the controller cannot be correctly recognized.
• Defective PHY chip
• Defective ASIC MII I/F
1. Replace the Controller Board (PCB24).
[6105] PHY IC Loop-back Error
An error occurred during the loop-back test for the PHY IC on the controller.
• PHY chip
• Defective MAC of ASIC (SIMAC/COMIC/CELLO)
• Defective I/F with the PHY board
• Defective solder on the PHY board
1. Replace the Controller Board (PCB24).
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC824-00 C Self-diagnostics Error: NVRAM (resident)
[XXXX]: Detailed error code
[1401] NVRAM Verify Error
NVRAM device is missing or NVRAM device is damaged.
• The NVRAM device is missing.
• The NVRAM device is damaged.
• NVRAM backup battery exhausted
• NVRAM socket damaged
1. Replace the NVRAM device.
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