A diagnostic command is issued to the HDD
device but the result is an erro
3004
No response to the self-diagnostic command
from the ASIC to the HDDs
• HDD defective
823 B
Self-diagnostic Error: NIC
• Network interface board defective
• Controller board defective
The network interface board returned an
error during the self-diagnostic test.
824 D
Self-diagnostic error 4: NVRAM
NVRAM device does not exist, NVRAM
device is damaged, NVRAM socket
damaged
• NVRAM defective
• Controller board defective
• NVRAM backup battery exhausted
• NVRAM socket damaged
826 D
Self-diagnostic Error: NVRAM/
Optional NVRAM
• Make sure NVRAM is seated correctly
in its socket
• Replace the NVRAM on the controller
board
The NVRAM or optional NVRAM
returned an error during the self-
diagnostic test.
827 D
Self-diagnostic Error: RAM
• Update controller firmware again
• Replace RAM DIMM
The resident RAM returned a verify error
during the self-diagnostic test.
828 D
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.
• Software defective
• Controller board defective
• ROM defective
4. Troubleshooting
62
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