Supermicro SuperServer SYS-221BT-DNTR - Page 7

7
Preface
Chapter 7 Troubleshooting and Support
7.1 Information Resources .......................................................................................................92
Website .............................................................................................................................92
Direct Links for the SYS-221BT-D Series System ........................................................92
Direct Links for General Support and Information .......................................................93
7.2 Baseboard Management Controller (BMC) ........................................................................93
7.3 Troubleshooting Procedures .............................................................................................94
General Technique ............................................................................................................94
No Power ..........................................................................................................................94
No Video ...........................................................................................................................95
System Boot Failure .........................................................................................................95
Memory Errors ..................................................................................................................95
Losing the System Setup Conguration ...........................................................................95
When the System Becomes Unstable ..............................................................................95
7.4 Crash Dump Using BMC ....................................................................................................97
7.5 UEFI BIOS Recovery .........................................................................................................98
Overview ...........................................................................................................................98
Recovering the UEFI BIOS Image ....................................................................................98
Recovering the Main BIOS Block with a USB Device ......................................................98
7.6 CMOS Clear .....................................................................................................................103
7.7 Where to Get Replacement Components ........................................................................104
7.8 Reporting an Issue ...........................................................................................................104
Technical Support Procedures ........................................................................................104
Returning Merchandise for Service .................................................................................104
Vendor Support Filing System ........................................................................................105
7.9 Feedback ..........................................................................................................................105
Appendix A Standardized Warning Statements for AC Systems
Appendix B System Specications