NEC Express 5800/120Eh N8100 SERIES, User Manual

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Troubleshooting 8-11
Beep Codes
If an error occurs during the POST, the server beeps, indicating the type of error.
Each number indicates the number of short beeps, and a hyphen indicates a pause. For example, the
beep interval 1-3-1-1 indicates 1 beep, pause, 3 beeps, pause, 1 beep, pause, and 1 beep notifying
that the DRAM refresh test error occurred.
Beep code Description Recommended action
3-3
(repetitive)
1-2-2-3 ROM checksum error Contact your service representative to replace
the mother board.
1-3-1-1 DRAM refresh test error Check if the DIMMs are properly connected. If
the error persists, contact your service
representative to replace DIMM or mother
board.
1-3-1-3 Keyboard controller error Disconnect the keyboard and connect it again.
If the error persists, contact your service
representative to replace the mother board.
1-3-3-1 No memory or capacity check
error
1-3-4-1 DRAM address error
1-3-4-3 DRAM test Low Byte error
1-4-1-1 DRAM test High Byte error
Check if the DIMMs are properly connected. If
the error persists, contact your service
representative to replace DIMM or mother
board.
1-5-1-1 CPU startup error Contact your service representative to replace
the mother board.
1-5-2-1 No CPU installed
Contact your service representative to replace
the CPU or mother board.
2-1-2-3 BIOS ROM copyright test error
2-2-3-1 Unexpected interrupt test error
Contact your service representative to replace
the mother board.
1-2 Option ROM initialization error Check if BIOS SETUP is correctly configured.
If an expansion of Option ROM for additionally
installed PCI board is not displayed, check if
the PCI board is properly installed. If the error
persists, contact your service representative to
replace the mother board or PCI board.
NOTE:
Beep code 1-5-4-2 informs you that AC power supply is
interrupted due to power failure or momentary voltage drop and the
system is restarted. This is not an error.