Product Specification
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...Current characterized errata are registered trademarks of the Intel® Desktop Board D845BG/D845PT Technical Product Specification. The Intel® Desktop Boards D845BG and D845PT may cause the product to any license, ...Intel Corporation P.O. Box 5937 Denver, CO 80217-9808 or call in the Intel Desktop Board D845BG/D845PT Specification Update before placing your distributor to the presented subject matter. Copyright 2001, Intel Corporation. Changes to this document, or other Intel literature, may make changes to only standard D845BG and D845PT boards with BIOS...
...Current characterized errata are registered trademarks of the Intel® Desktop Board D845BG/D845PT Technical Product Specification. The Intel® Desktop Boards D845BG and D845PT may cause the product to any license, ...Intel Corporation P.O. Box 5937 Denver, CO 80217-9808 or call in the Intel Desktop Board D845BG/D845PT Specification Update before placing your distributor to the presented subject matter. Copyright 2001, Intel Corporation. Changes to this document, or other Intel literature, may make changes to only standard D845BG and D845PT boards with BIOS...
Product Specification
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...Intel® Desktop Boards: D845BG and D845PT. Intended Audience The TPS is specifically not intended for these symbols and abbreviations appear in all specifications of this level of the BIOS error messages, beep codes, and POST codes Typographical Conventions This section contains information about the D845BG and D845PT..., technical information about the conventions used on the D845BG and D845PT boards A map of the resources of the boards The features supported by the BIOS Setup program The contents of the BIOS Setup program's menus and submenus A description of information. Notes...
...Intel® Desktop Boards: D845BG and D845PT. Intended Audience The TPS is specifically not intended for these symbols and abbreviations appear in all specifications of this level of the BIOS error messages, beep codes, and POST codes Typographical Conventions This section contains information about the D845BG and D845PT..., technical information about the conventions used on the D845BG and D845PT boards A map of the resources of the boards The features supported by the BIOS Setup program The contents of the BIOS Setup program's menus and submenus A description of information. Notes...
Product Specification
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Intel Desktop Board D845BG/D845PT Technical Product Specification 2 Technical Reference 2.1 Introduction...47 2.2 Memory Map ...47 2.3 I/O Map ...48 2.4 DMA Channels ...50 2.5 PCI Configuration Space Map 50 2.6 Interrupts ...51... I/O Connectors 58 2.8.3 External I/O Connectors 71 2.9 Jumper Blocks...75 2.9.1 Front Panel Audio Connector/Jumper Block 75 2.9.2 BIOS Setup Configuration Jumper Block 76 2.10 Mechanical Considerations 77 2.10.1 D845BG Form Factor 77 2.10.2 D845PT Form Factor 78 2.10.3 I/O Shield ...79 2.11 Electrical Considerations 82 2.11.1 Power Consumption 82 2.11.2 Add-...
Intel Desktop Board D845BG/D845PT Technical Product Specification 2 Technical Reference 2.1 Introduction...47 2.2 Memory Map ...47 2.3 I/O Map ...48 2.4 DMA Channels ...50 2.5 PCI Configuration Space Map 50 2.6 Interrupts ...51... I/O Connectors 58 2.8.3 External I/O Connectors 71 2.9 Jumper Blocks...75 2.9.1 Front Panel Audio Connector/Jumper Block 75 2.9.2 BIOS Setup Configuration Jumper Block 76 2.10 Mechanical Considerations 77 2.10.1 D845BG Form Factor 77 2.10.2 D845PT Form Factor 78 2.10.3 I/O Shield ...79 2.11 Electrical Considerations 82 2.11.1 Power Consumption 82 2.11.2 Add-...
Product Specification
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D845BG Board Components 14 2. Intel 845 Chipset Block Diagram 25 6. Audio Subsystem Block Diagram 33 9.... Booting Systems with Optional USB 2.0 Support 17 5. Block Diagram with Intel® Rapid BIOS Boot 96 3.9.1 Peripheral Selection and Configuration 96 3.9.2 Intel Rapid BIOS Boot 97 3.10 BIOS Security Features 98 4 BIOS Setup Program 4.1 Introduction...99 4.2 Maintenance Menu 100 4.2.1 Extended Configuration... 120 4.8 Exit Menu ...120 5 Error Messages and Beep Codes 5.1 BIOS Error Messages 121 5.2 Port 80h POST Codes 123 5.3 Bus Initialization Checkpoints 127 5.4 Speaker ...128...
D845BG Board Components 14 2. Intel 845 Chipset Block Diagram 25 6. Audio Subsystem Block Diagram 33 9.... Booting Systems with Optional USB 2.0 Support 17 5. Block Diagram with Intel® Rapid BIOS Boot 96 3.9.1 Peripheral Selection and Configuration 96 3.9.2 Intel Rapid BIOS Boot 97 3.10 BIOS Security Features 98 4 BIOS Setup Program 4.1 Introduction...99 4.2 Maintenance Menu 100 4.2.1 Extended Configuration... 120 4.8 Exit Menu ...120 5 Error Messages and Beep Codes 5.1 BIOS Error Messages 121 5.2 Port 80h POST Codes 123 5.3 Bus Initialization Checkpoints 127 5.4 Speaker ...128...
Product Specification
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... 72 42. Front Panel Connector 73 45. D845BG/D845PT Board Environmental Specifications 87 54. EMC Regulations...88 56. Diskette Configuration Submenu 111 69. SCSI LED Connector 70 40. Front Panel USB Connector 72 43. BIOS Setup Configuration Jumper Settings 76 49. Fan Connector Current...65. Removable Devices Submenu 119 78. Exit Menu ...120 ix Front Chassis Fan Connector 63 33. Diskette Drive Connector 69 38. BIOS Setup Program Function Keys 100 59. Peripheral Configuration Submenu 106 66. Power Menu ...115 73. Boot Device Priority Submenu 118 76...
... 72 42. Front Panel Connector 73 45. D845BG/D845PT Board Environmental Specifications 87 54. EMC Regulations...88 56. Diskette Configuration Submenu 111 69. SCSI LED Connector 70 40. Front Panel USB Connector 72 43. BIOS Setup Configuration Jumper Settings 76 49. Fan Connector Current...65. Removable Devices Submenu 119 78. Exit Menu ...120 ix Front Chassis Fan Connector 63 33. Diskette Drive Connector 69 38. BIOS Setup Program Function Keys 100 59. Peripheral Configuration Submenu 106 66. Power Menu ...115 73. Boot Device Priority Submenu 118 76...
Product Specification
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Bus Initialization Checkpoints 127 85. Upper Nibble High Byte Functions 127 86. Boot Block Recovery Code Checkpoints 123 83. Lower Nibble High Byte Functions 128 87. Intel Desktop Board D845BG/D845PT Technical Product Specification 80. Beep Codes...129 x Uncompressed INIT Code Checkpoints 123 82. BIOS Error Messages 121 81. Runtime Code Uncompressed in F000 Shadow RAM 124 84.
Bus Initialization Checkpoints 127 85. Upper Nibble High Byte Functions 127 86. Boot Block Recovery Code Checkpoints 123 83. Lower Nibble High Byte Functions 128 87. Intel Desktop Board D845BG/D845PT Technical Product Specification 80. Beep Codes...129 x Uncompressed INIT Code Checkpoints 123 82. BIOS Error Messages 121 81. Runtime Code Uncompressed in F000 Shadow RAM 124 84.
Product Specification
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... BIOS • Intel/AMI BIOS (resident in all marketing channels. Please contact your Intel representative to determine which manufacturing options are mutually exclusive. 13 For information about The board's compliance level with PCI bus connector 3 on the D845BG board. This option is available in the Intel 82802AB... to you. Not every manufacturing option is currently available only on the D845PT board) Intel® 82562ET 10/100 Mbit/sec Platform LAN Connect (PLC) device Support for the D845BG and D845PT boards Refer to Section 1.3, page 18 ✏ NOTE The LAN and...
... BIOS • Intel/AMI BIOS (resident in all marketing channels. Please contact your Intel representative to determine which manufacturing options are mutually exclusive. 13 For information about The board's compliance level with PCI bus connector 3 on the D845BG board. This option is available in the Intel 82802AB... to you. Not every manufacturing option is currently available only on the D845PT board) Intel® 82562ET 10/100 Mbit/sec Platform LAN Connect (PLC) device Support for the D845BG and D845PT boards Refer to Section 1.3, page 18 ✏ NOTE The LAN and...
Product Specification
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... 2.0, May 4, 1998, Intel Corporation. Version 1.1, August 2000, Intel Corporation. Specifications Reference Name Specification Title AC '97 Audio Codec '97 ACPI Advanced Configuration and Power Interface Specification AGP AMI BIOS Accelerated Graphics Port Interface Specification... September 2000, Intel Corporation. Revision 1.1, October 18, 2000, Intel Corporation. Product Description 1.5 Design Specifications Table 4 lists the specifications applicable to the D845BG and D845PT boards. Version 2.0, July 27, 2000, Compaq Computer Corporation, Intel Corporation, Microsoft ...
... 2.0, May 4, 1998, Intel Corporation. Version 1.1, August 2000, Intel Corporation. Specifications Reference Name Specification Title AC '97 Audio Codec '97 ACPI Advanced Configuration and Power Interface Specification AGP AMI BIOS Accelerated Graphics Port Interface Specification... September 2000, Intel Corporation. Revision 1.1, October 18, 2000, Intel Corporation. Product Description 1.5 Design Specifications Table 4 lists the specifications applicable to the D845BG and D845PT boards. Version 2.0, July 27, 2000, Compaq Computer Corporation, Intel Corporation, Microsoft ...
Product Specification
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....org/ developers/docs.html http://www.usb.org/ developers/docs.html http://www.usb.org/ developers/docs.html http://developer.intel.com/ ial/WfM/wfmspecs.htm 21 Version 2.3.1, March 16, 1999, American Megatrends Incorporated, Award Software International Incorporated, Compaq ... 1.1, September 23, 1998, Compaq Computer Corporation, Intel Corporation, Microsoft Corporation, and NEC Corporation. Specifications (continued) Reference Name Plug and Play PXE SFX SMBIOS UHCI USB WfM Specification Title Plug and Play BIOS Specification Preboot Execution Environment SFX/SFX12V Power Supply Design...
....org/ developers/docs.html http://www.usb.org/ developers/docs.html http://www.usb.org/ developers/docs.html http://developer.intel.com/ ial/WfM/wfmspecs.htm 21 Version 2.3.1, March 16, 1999, American Megatrends Incorporated, Award Software International Incorporated, Compaq ... 1.1, September 23, 1998, Compaq Computer Corporation, Intel Corporation, Microsoft Corporation, and NEC Corporation. Specifications (continued) Reference Name Plug and Play PXE SFX SMBIOS UHCI USB WfM Specification Title Plug and Play BIOS Specification Preboot Execution Environment SFX/SFX12V Power Supply Design...
Product Specification
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If non-SPD memory is installed, the BIOS will not function. For the D845BG board: http://developer.intel.com/design/motherbd/bg/bg_mem.htm For the D845PT board: http://developer.intel.com/design/motherbd/pt/pt_mem.htm The D845BG and D845PT boards both ECC and non-ECC DIMMs are used, ECC will attempt to correctly ...Memory ✏ NOTE Remove the AGP video card before installing or upgrading memory to avoid interference with the memory retention mechanism. ✏ NOTE The D845BG/D845PT boards have two DIMM sockets and support the following Intel web sites for optimum performance.
If non-SPD memory is installed, the BIOS will not function. For the D845BG board: http://developer.intel.com/design/motherbd/bg/bg_mem.htm For the D845PT board: http://developer.intel.com/design/motherbd/pt/pt_mem.htm The D845BG and D845PT boards both ECC and non-ECC DIMMs are used, ECC will attempt to correctly ...Memory ✏ NOTE Remove the AGP video card before installing or upgrading memory to avoid interference with the memory retention mechanism. ✏ NOTE The D845BG/D845PT boards have two DIMM sockets and support the following Intel web sites for optimum performance.
Product Specification
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...devices: • Intel 82845 Memory Controller Hub (MCH) with AHA bus • Intel 82802AB Firmware Hub (FWH) The MCH is a centralized controller for the board's I/O paths. Intel 845 Chipset Block ... AHA Bus 82801BA I /O Controller Hub (ICH2) with Accelerated Hub Architecture (AHA) bus • Intel 82801BA I /O Controller Hub (ICH2) 82802AB 4 Mbit Firmware Hub (FWH) AGP DDR SDRAM Interface ...PCI Bus AC Link Figure 5. For information about The Intel 845 chipset Resources used by the chipset Refer to http://developer.intel.com Chapter 2 25 The component combination provides the ...
...devices: • Intel 82845 Memory Controller Hub (MCH) with AHA bus • Intel 82802AB Firmware Hub (FWH) The MCH is a centralized controller for the board's I/O paths. Intel 845 Chipset Block ... AHA Bus 82801BA I /O Controller Hub (ICH2) with Accelerated Hub Architecture (AHA) bus • Intel 82801BA I /O Controller Hub (ICH2) 82802AB 4 Mbit Firmware Hub (FWH) AGP DDR SDRAM Interface ...PCI Bus AC Link Figure 5. For information about The Intel 845 chipset Resources used by the chipset Refer to http://developer.intel.com Chapter 2 25 The component combination provides the ...
Product Specification
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... IDE interfaces also support ATAPI devices (such as a boot device by setting the BIOS Setup program's Boot menu to , both the add-in SCSI controller and the IDE controller. The D845BG and D845PT boards support Laser Servo (LS-120) diskette technology through the IDE interfaces. floppy disk... 1.8.3.1 IDE Interfaces The ICH2's IDE controller has two independent bus-mastering IDE interfaces that allows an add-in SCSI controller to the BIOS. The BIOS supports Logical Block Addressing (LBA) and Extended Cylinder Head Sector (ECHS) translation modes. An LS-120 drive can be wired to Figure...
... IDE interfaces also support ATAPI devices (such as a boot device by setting the BIOS Setup program's Boot menu to , both the add-in SCSI controller and the IDE controller. The D845BG and D845PT boards support Laser Servo (LS-120) diskette technology through the IDE interfaces. floppy disk... 1.8.3.1 IDE Interfaces The ICH2's IDE controller has two independent bus-mastering IDE interfaces that allows an add-in SCSI controller to the BIOS. The BIOS supports Logical Block Addressing (LBA) and Extended Cylinder Head Sector (ECHS) translation modes. An LS-120 drive can be wired to Figure...
Product Specification
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...including a programmable wake-up event interface • PCI power management support • Two fan tachometer inputs • Integrated USB hub The BIOS Setup program provides configuration options for storing and updating of platform information 1.9 I/O Controller The SMSC LPC47M142 I /O controller. The CMOS values ... -day clock and a multicentury calendar with alarm features. The real-time clock supports 256 bytes of the battery. Intel Desktop Board D845BG/D845PT Technical Product Specification 1.8.4 Real-Time Clock, CMOS SRAM, and Battery The real-time clock provides a time-of three...
...including a programmable wake-up event interface • PCI power management support • Two fan tachometer inputs • Integrated USB hub The BIOS Setup program provides configuration options for storing and updating of platform information 1.9 I/O Controller The SMSC LPC47M142 I /O controller. The CMOS values ... -day clock and a multicentury calendar with alarm features. The real-time clock supports 256 bytes of the battery. Intel Desktop Board D845BG/D845PT Technical Product Specification 1.8.4 Real-Time Clock, CMOS SRAM, and Battery The real-time clock provides a time-of three...
Product Specification
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... 16, page 71 Table 41, page 72 1.9.2 Parallel Port The 25-pin D-Sub parallel port connector is located on the back panel. In the BIOS Setup program, the parallel port can be set to the following modes: • Output only (PC AT†-compatible mode) • Bi-directional ... serial ports can be assigned as COM1 (3F8h), COM2 (2F8h), COM3 (3E8h), or COM4 (2E8h). Product Description 1.9.1 Serial Ports The D845BG and D845PT boards have two serial port connectors. For information about The location of the parallel port connector The signal names of the serial port B connector Refer...
... 16, page 71 Table 41, page 72 1.9.2 Parallel Port The 25-pin D-Sub parallel port connector is located on the back panel. In the BIOS Setup program, the parallel port can be set to the following modes: • Output only (PC AT†-compatible mode) • Bi-directional ... serial ports can be assigned as COM1 (3F8h), COM2 (2F8h), COM3 (3E8h), or COM4 (2E8h). Product Description 1.9.1 Serial Ports The D845BG and D845PT boards have two serial port connectors. For information about The location of the parallel port connector The signal names of the serial port B connector Refer...
Product Specification
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... connector The supported diskette drive capacities and sizes Refer to the computer should be specified in the BIOS Setup program. The +5 V lines to Figure 11, page 55 Table 18, page 56 32 Intel Desktop Board D845BG/D845PT Technical Product Specification 1.9.3 Diskette Drive Controller The I/O controller supports one diskette drive that is compatible with...
... connector The supported diskette drive capacities and sizes Refer to the computer should be specified in the BIOS Setup program. The +5 V lines to Figure 11, page 55 Table 18, page 56 32 Intel Desktop Board D845BG/D845PT Technical Product Specification 1.9.3 Diskette Drive Controller The I/O controller supports one diskette drive that is compatible with...
Product Specification
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... the devices or specific events that operating systems can wake the computer from specific states. Product Description 1.14.1.2 Wake-up event from LAN in the BIOS Setup program.
... the devices or specific events that operating systems can wake the computer from specific states. Product Description 1.14.1.2 Wake-up event from LAN in the BIOS Setup program.
Product Specification
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...from PS/2 keyboard • PME# wake-up support LAN wake capabilities and Instantly Available PC technology require power from the operating system, the BIOS turns off power to the power state it is interrupted by a power outage or a disconnected power cord, when power resumes, the computer ...and SFX specifications Refer to Figure 13, page 61 Table 31, page 63 Table 74, page 117 Section 1.5, page 19 42 Intel Desktop Board D845BG/D845PT Technical Product Specification 1.14.2 Hardware Support CAUTION Ensure that supports remote power on or off). With soft-off enabled, if power...
...from PS/2 keyboard • PME# wake-up support LAN wake capabilities and Instantly Available PC technology require power from the operating system, the BIOS turns off power to the power state it is interrupted by a power outage or a disconnected power cord, when power resumes, the computer ...and SFX specifications Refer to Figure 13, page 61 Table 31, page 63 Table 74, page 117 Section 1.5, page 19 42 Intel Desktop Board D845BG/D845PT Technical Product Specification 1.14.2 Hardware Support CAUTION Ensure that supports remote power on or off). With soft-off enabled, if power...
Product Specification
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...# signal on the PCI bus is asserted, the computer wakes from an ACPI S1, S3, S4, or S5 state (with Wake on PME enabled in BIOS). 45
...# signal on the PCI bus is asserted, the computer wakes from an ACPI S1, S3, S4, or S5 state (with Wake on PME enabled in BIOS). 45
Product Specification
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... MB 64 KB 64 KB 96 KB 160 KB 1 KB 127 KB 512 KB Description Extended memory Runtime BIOS Reserved Available high DOS memory (open to the PCI bus) Video memory and BIOS Extended BIOS data (movable by text found with their respective section headings. 2.2 Memory Map Table 12. Table 12 describes the...
... MB 64 KB 64 KB 96 KB 160 KB 1 KB 127 KB 512 KB Description Extended memory Runtime BIOS Reserved Available high DOS memory (open to the PCI bus) Video memory and BIOS Extended BIOS data (movable by text found with their respective section headings. 2.2 Memory Map Table 12. Table 12 describes the...
Product Specification
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... block. 75 Technical Reference 2.9 Jumper Blocks CAUTION Do not move any jumpers with the power on the D845BG and D845PT boards. 1 2 3 4 A5 6 7 9 10 B3 1 Item A B Description Front panel audio connector/jumper block BIOS Setup configuration jumper block Reference Designator J6B1 J6H2 Figure 17. Always turn off the power and unplug the power...
... block. 75 Technical Reference 2.9 Jumper Blocks CAUTION Do not move any jumpers with the power on the D845BG and D845PT boards. 1 2 3 4 A5 6 7 9 10 B3 1 Item A B Description Front panel audio connector/jumper block BIOS Setup configuration jumper block Reference Designator J6B1 J6H2 Figure 17. Always turn off the power and unplug the power...