Technical Product Specification
Page 8
Intel Desktop Board DH77KC Technical Product Specification 2.4 Mechanical Considerations 60 2.4.1 Form Factor 60 2.5 Electrical Considerations 61 2.5.1 Power Supply Considerations 61 2.5.2 Fan Header Current Capability 62 2.5.3 Add-in Board Considerations 62 2.6 Thermal Considerations 62 2.7 Reliability 65 2.8 Environmental 65 3 Overview of BIOS Features 3.1 Introduction 67 3.2 BIOS Flash Memory Organization 68 3.3 Resource Configuration 68 3.3.1 PCI Express Autoconfiguration 68...
Intel Desktop Board DH77KC Technical Product Specification 2.4 Mechanical Considerations 60 2.4.1 Form Factor 60 2.5 Electrical Considerations 61 2.5.1 Power Supply Considerations 61 2.5.2 Fan Header Current Capability 62 2.5.3 Add-in Board Considerations 62 2.6 Thermal Considerations 62 2.7 Reliability 65 2.8 Environmental 65 3 Overview of BIOS Features 3.1 Introduction 67 3.2 BIOS Flash Memory Organization 68 3.3 Resource Configuration 68 3.3.1 PCI Express Autoconfiguration 68...
Technical Product Specification
Page 10
... 59 36. Boot Device Menu Options 72 46. Front-panel Power LED Blink Codes 78 49. BIOS Error Messages 78 50. Port 80h POST Codes 80 52. States for BIOS Recovery 71 45. Alternate Front Panel Power/Sleep LED Header 56 35. Fan Header Current Capability 62 39...51. Regulatory Compliance Marks 94 x Processor Core Power Connector 53 30. Front Panel Header 55 32. States for Components 64 40. Intel Desktop Board DH77KC Technical Product Specification 22. LPC Debug Header 52 29. Recommended Power Supply Current Values (High Power 61 37. Recommended Power Supply Current ...
... 59 36. Boot Device Menu Options 72 46. Front-panel Power LED Blink Codes 78 49. BIOS Error Messages 78 50. Port 80h POST Codes 80 52. States for BIOS Recovery 71 45. Alternate Front Panel Power/Sleep LED Header 56 35. Fan Header Current Capability 62 39...51. Regulatory Compliance Marks 94 x Processor Core Power Connector 53 30. Front Panel Header 55 32. States for Components 64 40. Intel Desktop Board DH77KC Technical Product Specification 22. LPC Debug Header 52 29. Recommended Power Supply Current Values (High Power 61 37. Recommended Power Supply Current ...
Technical Product Specification
Page 58
...the three modes: normal, configure, and recovery. Location of the jumper block. Figure 13. When the jumper is set to configure mode and the computer is powered-up, the BIOS compares the processor version and the microcode version in the BIOS and reports if the two match. ...Always turn off the power and unplug the power cord from the computer before changing a jumper setting. Intel Desktop Board DH77KC Technical Product Specification 2.3 Jumper Block...
...the three modes: normal, configure, and recovery. Location of the jumper block. Figure 13. When the jumper is set to configure mode and the computer is powered-up, the BIOS compares the processor version and the microcode version in the BIOS and reports if the two match. ...Always turn off the power and unplug the power cord from the computer before changing a jumper setting. Intel Desktop Board DH77KC Technical Product Specification 2.3 Jumper Block...
Technical Product Specification
Page 59
... Jumper Setting 1-2 2-3 Configuration The BIOS uses current configuration information and passwords for booting. A recovery CD or flash drive is displayed. Press F9 (restore defaults) while in Configure mode to restore the BIOS/CMOS settings to clear the BIOS/CMOS settings. Note that this Configure... mode is the only way to their default values. Recovery None The BIOS attempts to recover the BIOS configuration. Technical Reference Table 35. After the POST...
... Jumper Setting 1-2 2-3 Configuration The BIOS uses current configuration information and passwords for booting. A recovery CD or flash drive is displayed. Press F9 (restore defaults) while in Configure mode to restore the BIOS/CMOS settings to clear the BIOS/CMOS settings. Note that this Configure... mode is the only way to their default values. Recovery None The BIOS attempts to recover the BIOS configuration. Technical Reference Table 35. After the POST...
Technical Product Specification
Page 71
... USB diskette drive (with the Intel branded logo. For information about Intel Integrator Toolkit Additional Intel® software tools Refer to the SATA interface Yes USB removable drive (a USB Flash Drive, for BIOS Recovery Media Type Can be damaged. however, if an interruption occurs, the BIOS could be used for BIOS recovery? Table 44 lists the drives and...
... USB diskette drive (with the Intel branded logo. For information about Intel Integrator Toolkit Additional Intel® software tools Refer to the SATA interface Yes USB removable drive (a USB Flash Drive, for BIOS Recovery Media Type Can be damaged. however, if an interruption occurs, the BIOS could be used for BIOS recovery? Table 44 lists the drives and...
Technical Product Specification
Page 77
... tone then repeat sequence with falling tones. 139 Hz, 165 Hz, 196 Hz, 262 Hz, 262 Hz, 196 Hz, 165 Hz, 139 Hz BIOS Recovery Succeeded Play 3 times for 0.5 seconds will continue to boot. High beep 2000 Hz Low beep 1500 Hz 77 4 Error Messages and Beep Codes 4.1.... For information about The location of the onboard speaker Refer to prompt accept keyboard input 932 Hz BIOS Recovery Progress update Rising and falling tones with on then off for 0.25 139 Hz seconds BIOS Recovery Failure On 1.0 second then off for 0.5 seconds on 0.5 seconds followed by system shut down. ...
... tone then repeat sequence with falling tones. 139 Hz, 165 Hz, 196 Hz, 262 Hz, 262 Hz, 196 Hz, 165 Hz, 139 Hz BIOS Recovery Succeeded Play 3 times for 0.5 seconds will continue to boot. High beep 2000 Hz Low beep 1500 Hz 77 4 Error Messages and Beep Codes 4.1.... For information about The location of the onboard speaker Refer to prompt accept keyboard input 932 Hz BIOS Recovery Progress update Rising and falling tones with on then off for 0.25 139 Hz seconds BIOS Recovery Failure On 1.0 second then off for 0.5 seconds on 0.5 seconds followed by system shut down. ...
Technical Product Specification
Page 79
..., execution stops and the last POST code generated is left at this point. The following tables provide information about the POST codes generated by the BIOS: • Table 50 lists the Port 80h POST code ranges • Table 51 lists the Port 80h POST codes themselves • Table 52 ... future use 79 Security (SEC) phase PEI phase pre MRC execution 0x21 - 0x29 0x2A - 0x2F 0x31 - 0x35 MRC Memory detection PEI phase post MRC execution Recovery 0x36 - 0x3F 0x41 - 0x4F 0x50 - 0x5F 0x60 - 0x6F 0x70 - 0x7F 0x80 - 0x8F 0x90 - 0x9F 0xA0 - 0xAF 0xB0 - 0xBF 0xC0 - 0xCF Platform DXE driver CPU...
..., execution stops and the last POST code generated is left at this point. The following tables provide information about the POST codes generated by the BIOS: • Table 50 lists the Port 80h POST code ranges • Table 51 lists the Port 80h POST codes themselves • Table 52 ... future use 79 Security (SEC) phase PEI phase pre MRC execution 0x21 - 0x29 0x2A - 0x2F 0x31 - 0x35 MRC Memory detection PEI phase post MRC execution Recovery 0x36 - 0x3F 0x41 - 0x4F 0x50 - 0x5F 0x60 - 0x6F 0x70 - 0x7F 0x80 - 0x8F 0x90 - 0x9F 0xA0 - 0xAF 0xB0 - 0xBF 0xC0 - 0xCF Platform DXE driver CPU...
Technical Product Specification
Page 84
...SPD from memory DIMMs 23 Detecting presence of memory DIMMs 25 Configuring memory 28 Testing memory 34 Loading recovery capsule E4 Entered DXE phase 12 Starting application processor initialization 13 SMM initialization 50 Enumerating PCI buses 51... the keyboard 90 Resetting keyboard 94 Clearing keyboard input buffer 95 Keyboard Self Test EB Calling Video BIOS 58 Resetting USB bus 5A Resetting PATA/SATA bus and all devices 92 Detecting the presence of...user input 01 INT 19 00 Ready to boot 84 Intel Desktop Board DH77KC Technical Product Specification Table 52.
...SPD from memory DIMMs 23 Detecting presence of memory DIMMs 25 Configuring memory 28 Testing memory 34 Loading recovery capsule E4 Entered DXE phase 12 Starting application processor initialization 13 SMM initialization 50 Enumerating PCI buses 51... the keyboard 90 Resetting keyboard 94 Clearing keyboard input buffer 95 Keyboard Self Test EB Calling Video BIOS 58 Resetting USB bus 5A Resetting PATA/SATA bus and all devices 92 Detecting the presence of...user input 01 INT 19 00 Ready to boot 84 Intel Desktop Board DH77KC Technical Product Specification Table 52.