Intel BX80539T2500 User Manual - Page 62
Intel BX80539T2500 - Core Duo 2 GHz Processor Manual
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Intel® Core™ 2 Duo Processor and Intel® Core™ Duo Processor with IntelD®eEv7e5lo2p0mCehnipt sKeitt 8.0 8.1 Table 27. 8.2 Debug Procedure The debug procedure in this section is used to determine baseline functionality for the Intel® Core™ 2 Duo Processor and Intel® Core™ Duo Processor with Intel® E7520 Chipset Development Kit. This is a cursory set of tests designed to provide a level of confidence in the platform operation. Level 1 Debug (Port80/BIOS) Refer to the steps in Table 27 when debugging a board that does not boot. Level 1 Debug (Port80/BIOS) Step Test Passing Criteria 1 Verify "SYSTEM PWRGD" LED Green 2 Is "PCI Reset" LED illuminated? Decimal on Port 80 display RED 3 Verify CPURST LED is off Off 4 Verify Port 80 posting Port 80 LEDs are posting boot codes and stopping 5 Verify BIOS settings Latest BIOS installed 6 Verify default jumper settings See default settings Cause of Failure PimowmeerdsiaetqeulyentoceLfeavielulr2e d-egboug PCI reset stuck - go to Level 3 debug CdePbUurgeset stuck - go to Level 3 System Hang - Check BIOS go to ldeovceulm3ednetbautigo.n RfoerfedrettaoilAsM. I* BIOS ClaotenstatcBtIIOnSteilmreapgreesentative for the Improper jumper settings Level 2 Debug (Power Sequence) Table 28. Level 2 Debug (Power Sequence) Step Test Passing Criteria Measure voltages across: 3.3 V 1 Primary power supply voltages -12 V 5V 5V 12 V 2 1.8V 1.8 V 3 1.5V 1.5 V 4 1.8V VSBY 1.8 V 5 CPU VTT Power Supply 1.05 V 6 CPU0 VRD 1.2 V-1.4 V 7 CPU1 VRD 1.2 V-1.4 V 8 Verify "SYSTEM PWRGD" LED Green Cause of Failure External power supply failure DDR2 power supply failure MCH/ICH core power supply failure DDR2 standby power supply failure CPU_VTT power supply failure CPU0 VRD failure CPU1 VRD failure Power sequence failure Intel® Core™ 2 Duo Processor and Intel® Core™ Duo Processor with Intel® E7520 Chipset Development Kit User's Manual January 2007 62 Order Number: 316068-001US