Intel E7520 Computer Hardware User Manual


 
Intel
®
Xeon™ Processor, Intel
®
E7520 Chipset, Intel
®
6300ESB ICH Development Kit User’s Manual 33
Debug Procedure
Debug Procedure 6
The debug procedures in this section are used to determine baseline functionality for the Intel
®
Xeon™ Processor with 800 MHz System Bus, Intel
®
E7520 Chipset, and Intel
®
6300ESB ICH
Development Kit. This is a cursory set of tests designed to provide a level of confidence in the
platform operation.
6.1 Level 1 Debug (Port 80/BIOS)
Refer to the steps in Table 6 when debugging a board that does not boot.
Table 6. Level 1 Debug (Port 80/BIOS)
Item Test Pass/Fail Criteria Cause of Failure
1 Verify “SYSTEM PWRGD” LED CR2H1: Green
Power Sequence Failure—go immediately to Level 2
debug
2
Is “PCI Reset” LED (decimal on
DS1J2) illuminated?
Decimal on Port 80 display
Red
PCI Reset Stuck—go to Level 3 debug
3 Verify CPURST LED is off CR7K3: Off CPU Reset Stuck—go to Level 3 debug
4 Verify Port 80 Posting
Port 80 LEDs are posting
boot codes and stopping
System Hang—Check BIOS go to level 3 debug. Refer
to AMI* BIOS documentation for details. Also refer to
Schematic Page 68, Coord. D5.
5 Check BIOS revision Latest BIOS installed
Contact your Intel Representative for the latest BIOS
image.
6 Verify default Jumper settings See default settings Improper Jumper settings