Intel S3200SH Product Specification - Page 92
Error Messages and Error Codes - diagnostic leds
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Error Reporting and Handling Intel® Server Boards S3200SH/S3210SH TPS Value 16h 17h 18h-7Fh 80h-FEh FFh Description Log Area Reset/Cleared Y System boot. If implemented, this log entry is N guaranteed to be the first one written on any system boot. Unused, available for assignment by N SMBIOS Specification Version 2.3.4. Available for system- and OEM-specific Y assignments End-of-log. When an application searches Y through the event-log records, the end of the log is identified when a log record with this type is found. Used by this platform (Y/N) For information on the EFI_STATUS_CODE_TYPE and EFI_STATUS_CODE_VALUE definitions, refer to the "Intel Platform Innovation Framework for EFI Status Codes Specification", version 0.92. The errors also display on the BIOS Setup screen in the Server Management / View EventLog menu in the following format: EventName (times) Time of Occurrence EventName is the same as shown in the Table 41 followed by the occurrence time of the same event. The "Time of Occurrence" is the last time the event occurs. 5.2 Error Messages and Error Codes The system BIOS displays error messages on the video screen. Before video initialization, beep codes inform the user of errors. The event log logs POST error codes. The BIOS displays POST error codes on the video monitor. 5.2.1 Diagnostic LEDs During the system boot process, the BIOS executes several platform configuration processes, each of which is assigned a specific hex POST code number. As each configuration routine is started, the BIOS displays the POST code on the POST code diagnostic LEDs found on the back edge of the server board. To assist in troubleshooting a system hang during the POST process, you can use the diagnostic LEDs to identify the last POST process executed. Each POST code is represented by a combination of colors from the four LEDs. The LEDs are capable of displaying three colors: green, red, and amber. The POST codes are divided into an upper nibble and a lower nibble. A red LED represents each bit in the upper nibble and a green LED represents each bit in the lower nibble. If both bits are set in the upper and lower nibbles then both red and green LEDs are lit, resulting in an amber color. If both bits are clear, then the LED is off. In the following example, the BIOS sends a value of ACh to the diagnostic LED decoder. The LEDs are decoded as follows: Red bits = 1010b = Ah 80 Revision 1.8 Intel Order Number: E14960-009