5 Troubleshooting
146
Error beep codes
BIOS POST error beep codes
The following table lists the POST error beep codes. Prior to system
video initialization, BIOS uses these beep codes to inform you of error
conditions. The beep code occurs only when a critical error occurs or
when the BIOS fails to boot to the operating system. Not all error
conditions are supported by the BIOS beep codes.
Number
of Beeps
Description
1, 2, or 3
Memory error
4 – 7 or
9 – 11
Fatal error indicating a possible serious system problem
8
Video error
Summary of Contents for Altos R720 Series
Page 1: ...Acer Altos R720 Series User s Guide ...
Page 10: ...x ...
Page 11: ...1 System tour ...
Page 34: ...1 System tour 24 ...
Page 35: ...2 System setup ...
Page 43: ...3 System upgrade ...
Page 107: ...4 BIOS setup ...
Page 143: ...5 Troubleshooting ...
Page 165: ...Appendix A Acer Altos R720 rack installation guide ...
Page 166: ...This appendix shows you how to set up the Altos R720 server in a rack mount configuration ...
Page 178: ...Appendix A Acer Altos R720 rack installation guide 168 ...
Page 179: ...Appendix B SAS hardware RAID configuration ...
Page 180: ...This appendix shows you how to create a RAID volume with integrated SAS hardware RAID ...
Page 186: ...176 ...