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Code :

Code: SC821
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: • ASIC defective, replace the controller board • ASCI timing device defective, or CPU defective. Replace the controller board.

Code: SC822
Description: Self-diagnostic error 3: HDD
Causes: • HDD defective • HDD harness disconnected, defective • Controller board defective

Code: SC823
Description: Self-diagnostic error 4: NIC
Causes: • If the optional NIC is detected, replace it. • Replace the controller board. • Check the interface connection between the NIC and the controller board. • Replace the NIC board. • Replace the controller board.

Code: SC824
Description: Self-diagnostic error 5: NVRAM
Causes: • NVRAM defective • Controller board defective • NVRAM backup battery exhausted • NVRAM socket damaged

Code: SC826
Description: Self-diagnostic error 6: NVRAM (RTC/option NVRAM)
Causes: • NVRAM defective • NVRAM installed incorrectly • Replace RTC device

Code: SC827
Description: Self-diagnostic error 7: RAM
Causes: • Replace the RAM DIMM. • Replace the controller board

Code: SC828
Description: Self-diagnostic error 8: ROM
Causes: • Update (upload again) all firmware modules to restore the boot program and the self-diagnostics. • Replace the controller board. • Software defective • Controller board defective • ROM defective

Code: SC829
Description: Self-diagnostic error 9: Optional RAM
Causes: • Change the controller board or the optional RAM DIMM

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