Appendix A: Post Error Beep Codes - Supermicro X7DWE User Manual

Appendix A: POST Error Beep Codes

Appendix A
POST Error Beep Codes
This section lists POST (Power On Self Test) error beep codes for the Phoenix BIOS.
POST error beep codes are divided into two categories: recoverable and terminal.
This section lists Beep Codes for recoverable POST errors.
Recoverable POST Error Beep Codes
When a recoverable type of error occurs during POST, BIOS will display a POST
code that describes the problem. BIOS may also issue one of the following beep
codes:
1 long and two short beeps - video confi guration error
1 repetitive long beep - no memory detected
1 continuous beep with front panel Overheat LED on - system overheat
A-1