Beep Codes - NEC Express5800 User Manual

8-8 Troubleshooting

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
3-3 ROM checksum error
(repetitive)
1-2-2-3
1-3-1-1 DRAM refresh test error
1-3-1-3 Keyboard controller error
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
1-5-1-1 CPU startup error
1-5-2-1 No CPU installed
2-1-2-3 BIOS ROM copyright test error
2-2-3-1 Unexpected interrupt test error
1-2 Option ROM initialization error
Recommended action
Contact your service representative to replace
the mother board.
Check if the DIMMs are properly connected. If
the error persists, contact your service
representative to replace DIMM or mother
board.
Disconnect the keyboard and connect it again.
If the error persists, contact your service
representative to replace the mother board.
Check if the DIMMs are properly connected. If
the error persists, contact your service
representative to replace DIMM or mother
board.
Contact your service representative to replace
the mother board.
Contact your service representative to replace
the CPU or mother board.
Contact your service representative to replace
the mother board.
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.