Intel® Server Board SE7520BD2 Technical Product Specification Error Reporting and Handling
Revision 1.3 Intel Confidential
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If a bad processor is removed from the system and is replaced with a terminator module, the
BMC automatically detects this condition and clears the status flag for that processor during the
next boot.
There are three possible states for each processor slot:
1. Processor installed (status only, indicates processor has passed BIOS POST).
2. Processor failed. The processor may have failed FRB-2, FRB-3, or BIST, and has
been disabled.
3. Processor not installed (status only, indicates the processor slot has no processor in
it).
Additional information on FRB may be found in the Sahalee Baseboard Management Controller
EPS.
5.3 Error Messages and Error Codes
5.3.1 POST Error Codes and Messages
The BIOS will output the current boot progress codes on the video screen. Progress codes are
32-bit quantities plus optional data. The 32-bit number includes class, sub-class and operation
information. Class and sub-class point to the type of hardware that is being initialized, where as
the operation field represents the specific initialization activity. Based upon the data bit
availability to display a progress code, progress codes can be customized to fit the data width.
The higher the data bit, the higher the granularity of information. Progress codes may be
reported by either the system BIOS or option ROMs.
The Response section in the following table is divided into three different types:
• Warning – The message is displayed on the screen and an error is logged to the SEL.
The system will continue booting with a degraded state. The user may want to replace
the erroneous unit
• Pause – The message is displayed on the screen and user input is required to continue.
The user can take immediate corrective action or can choose to continue booting.
• Halt – The system cannot boot unless the error is resolved. The user needs to replace
the faulty part and restart the system.
Table 55. Error Codes and Messages
Error Code Error Message Response
0000 Timer Error Warning
0003 CMOS Battery Low Warning
0004 CMOS Settings Wrong Warning
0005 CMOS Checksum Bad Warning
0008 Unlock Keyboard Warning
0009 Keyboard Error Warning
000A KBC BAT Test failed Warning
000B CMOS Memory Size Wrong Warning
000C RAM R/W test failed Warning
000E A: Drive Error Warning
000F B: Drive Error Warning