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Troubleshooting 8-21
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 1-2-2-3 indicates 1 beep, pause, 2 beeps, pause, 2 beeps, pause, and 3 beeps notifying
that the checksum error occurred on ROM.
Beep code Description Recommended action
1-2 Option ROM initialization
error
1. Check if the setting with SETUP is correct.
2. Remove the PCI board and install it again to check if
it operates normally.
3. Replace the PCI board and check if it operates
normally.
4. Replace the baseboard.
Video BIOS initialization
error
1. Check if the connector of the display is properly
connected.
2. Replace the baseboard.
1-2-2-3 ROM checksum error Replace the baseboard.
1-3-1-1 DRAM refresh test error 1. Check if the DIMM is properly installed.
2. Remove the DIMM once, and then re-install it to
check if it operates normally.
3. Ask your service representative to replace the failed
DIMM or baseboard.
1-3-1-3 Keyboard controller error 1. Check if the keyboard is properly connected.
2. Replace the baseboard.
1-3-3-1 No memory or capacity
check error
1-3-4-3 All memory groups error
1. Check if the DIMM is properly installed.
2. Remove the DIMM once, and then re-install it to
check if it operates normally.
3. Ask your service representative to replace the failed
DIMM or baseboard.
1-5-1-1 CPU startup error 1. Check if the CPU is properly installed.
2. Remove the CPU once, and then re-install it to
check if it operates normally.
3. Ask your service representative to replace the failed
CPU or processor board.
1-5-2-1 No CPU error 1. Check if the CPU is properly installed.
2. Remove the CPU once, and then re-install it to
check if it operates normally.
3. Ask your service representative to replace the failed
CPU or processor board.
1-5-4-4 Power failure
One of the internal boards has failed. Ask your service
representative to replace the failed board.
2-2-3-1
Unexpected interrupt test
error
Replace the processor or baseboard.
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.