Product Specification
Page 1
Intel® Desktop Board D845PEBT2 Technical Product Specification September 2002 Order Number: C15333-001 The Intel® Desktop Board D845PEBT2 may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata are documented in the Intel Desktop Board D845PEBT2 Specification Update.
Intel® Desktop Board D845PEBT2 Technical Product Specification September 2002 Order Number: C15333-001 The Intel® Desktop Board D845PEBT2 may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata are documented in the Intel Desktop Board D845PEBT2 Specification Update.
Product Specification
Page 2
...at any other Countries 708-296-9333. Copyright 2002, Intel Corporation. Intel products are registered trademarks of Intel Corporation or its subsidiaries in the Intel Desktop Board D845PEBT2 Specification Update before placing your product order. Current characterized errata are referenced...or pending patent applications, trademarks, copyrights, or other intellectual property rights. The Intel Desktop Board D845PEBT2 may cause the product to only the standard Intel Desktop Board D845PEBT2 with BIOS identifier BT84520A.86A. Box 5937 Denver, CO 80217-9808 or call...
...at any other Countries 708-296-9333. Copyright 2002, Intel Corporation. Intel products are registered trademarks of Intel Corporation or its subsidiaries in the Intel Desktop Board D845PEBT2 Specification Update before placing your product order. Current characterized errata are referenced...or pending patent applications, trademarks, copyrights, or other intellectual property rights. The Intel Desktop Board D845PEBT2 may cause the product to only the standard Intel Desktop Board D845PEBT2 with BIOS identifier BT84520A.86A. Box 5937 Denver, CO 80217-9808 or call...
Product Specification
Page 3
...Contains Chapter 1 2 3 4 5 Description A description of the hardware used on the Desktop Board D845PEBT2 A map of the resources of the Desktop Board D845PEBT2 The features supported by the BIOS Setup program The contents of the BIOS Setup program's menus...in all specifications of information. CAUTION Cautions are included to important information. Preface This Technical Product Specification (TPS) specifies the Intel Desktop Board D845PEBT2 layout, components, connectors, power and environmental requirements, and BIOS. Intended Audience The TPS is specifically not intended for general...
...Contains Chapter 1 2 3 4 5 Description A description of the hardware used on the Desktop Board D845PEBT2 A map of the resources of the Desktop Board D845PEBT2 The features supported by the BIOS Setup program The contents of the BIOS Setup program's menus...in all specifications of information. CAUTION Cautions are included to important information. Preface This Technical Product Specification (TPS) specifies the Intel Desktop Board D845PEBT2 layout, components, connectors, power and environmental requirements, and BIOS. Intended Audience The TPS is specifically not intended for general...
Product Specification
Page 4
...is the first connector in the description of a component, N indicates component type, xn are the relative coordinates of its location on the Desktop Board D845PEBT2, and X is the instance of their respective owners. Volts. Gigabyte (1,073,741,824 bytes) Gigabytes per second Kilobyte (1024 bytes) ...h indicates a hexadecimal value. This symbol is used to identify an active-low signal (such as USBP0#) When used in the 5J area. Intel Desktop Board D845PEBT2 Technical Product Specification Other Common Notation # (NxnX) GB GB/sec KB Kbit kbits/sec MB MB/sec Mbit Mbits/sec xxh x.x V ...
...is the first connector in the description of a component, N indicates component type, xn are the relative coordinates of its location on the Desktop Board D845PEBT2, and X is the instance of their respective owners. Volts. Gigabyte (1,073,741,824 bytes) Gigabytes per second Kilobyte (1024 bytes) ...h indicates a hexadecimal value. This symbol is used to identify an active-low signal (such as USBP0#) When used in the 5J area. Intel Desktop Board D845PEBT2 Technical Product Specification Other Common Notation # (NxnX) GB GB/sec KB Kbit kbits/sec MB MB/sec Mbit Mbits/sec xxh x.x V ...
Product Specification
Page 6
Intel Desktop Board D845PEBT2 Technical Product Specification 2 Technical Reference 2.1 Introduction...45 2.2 Memory Map ...45 2.3 Fixed I/O Map...46 2.4 DMA Channels ...47 2.5 PCI Configuration Space Map 47 2.6 Interrupts ...48 2.7... Connector/Jumper Block 72 2.9.2 BIOS Setup Configuration Jumper Block 73 2.10 Mechanical Considerations 74 2.10.1 D845PEBT2 Form Factor 74 2.10.2 I/O Shield ...76 2.11 Electrical Considerations 79 2.11.1 Power Consumption 79 2.11.2 Add-in Board Considerations 79 2.11.3 Standby Current Requirements 80 2.11.4 Fan Connector Current Capability 81 2.11.5 Power...
Intel Desktop Board D845PEBT2 Technical Product Specification 2 Technical Reference 2.1 Introduction...45 2.2 Memory Map ...45 2.3 Fixed I/O Map...46 2.4 DMA Channels ...47 2.5 PCI Configuration Space Map 47 2.6 Interrupts ...48 2.7... Connector/Jumper Block 72 2.9.2 BIOS Setup Configuration Jumper Block 73 2.10 Mechanical Considerations 74 2.10.1 D845PEBT2 Form Factor 74 2.10.2 I/O Shield ...76 2.11 Electrical Considerations 79 2.11.1 Power Consumption 79 2.11.2 Add-in Board Considerations 79 2.11.3 Standby Current Requirements 80 2.11.4 Fan Connector Current Capability 81 2.11.5 Power...
Product Specification
Page 8
... Pins 70 17. Localized High Temperature Zones 84 Tables 1. Supported Memory Configurations 22 5. IEEE 1394a-2000 Connector (Optional 53 18. Intel Desktop Board D845PEBT2 Technical Product Specification Figures 1. Intel 845PE Chipset Block Diagram 23 4. Back Panel Connectors 52 12. I /O Shield Dimensions for Boards with a 6-Channel Audio Subsystem and IEEE1394a-2000 Connector 76 21. I /O Shield Dimensions for...
... Pins 70 17. Localized High Temperature Zones 84 Tables 1. Supported Memory Configurations 22 5. IEEE 1394a-2000 Connector (Optional 53 18. Intel Desktop Board D845PEBT2 Technical Product Specification Figures 1. Intel 845PE Chipset Block Diagram 23 4. Back Panel Connectors 52 12. I /O Shield Dimensions for Boards with a 6-Channel Audio Subsystem and IEEE1394a-2000 Connector 76 21. I /O Shield Dimensions for...
Product Specification
Page 9
...-Style CD-ROM Connector 65 40. IDE RAID Connectors (Optional 67 44. Front Panel Audio Connector 69 46. Front Panel USB Connector 69 47. Board Dimensions ...74 55. Desktop Board D845PEBT2 Environmental Specifications 85 60. EMC Regulations...86 62. Boot Device Menu Options 94 63. Supervisor and User Password Functions 96 64. Digital S/PDIF...
...-Style CD-ROM Connector 65 40. IDE RAID Connectors (Optional 67 44. Front Panel Audio Connector 69 46. Front Panel USB Connector 69 47. Board Dimensions ...74 55. Desktop Board D845PEBT2 Environmental Specifications 85 60. EMC Regulations...86 62. Boot Device Menu Options 94 63. Supervisor and User Password Functions 96 64. Digital S/PDIF...
Product Specification
Page 10
... 91. Beep Codes...127 x Boot Menu ...115 84. PCI Configuration Submenu 101 70. IDE Configuration Submenu 105 73. ATAPI CD-ROM Drives Submenu 118 88. Intel Desktop Board D845PEBT2 Technical Product Specification 67. Runtime Code Uncompressed in F000 Shadow RAM 122 93. Diskette Configuration Submenu 107 75. Exit Menu ...118 89. Chipset Configuration Submenu...
... 91. Beep Codes...127 x Boot Menu ...115 84. PCI Configuration Submenu 101 70. IDE Configuration Submenu 105 73. ATAPI CD-ROM Drives Submenu 118 88. Intel Desktop Board D845PEBT2 Technical Product Specification 67. Runtime Code Uncompressed in F000 Shadow RAM 122 93. Diskette Configuration Submenu 107 75. Exit Menu ...118 89. Chipset Configuration Submenu...
Product Specification
Page 12
... • Support for a maximum onboard capacity of up to 2 GB of the Intel® Desktop Board D845PEBT2. Intel Desktop Board D845PEBT2 Technical Product Specification 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the major features of system memory NOTE: The Desktop Board has been designed to support DIMMs based on this board. Table 1. Feature Summary Form Factor Processor Memory Chipset Video Audio USB Serial...
... • Support for a maximum onboard capacity of up to 2 GB of the Intel® Desktop Board D845PEBT2. Intel Desktop Board D845PEBT2 Technical Product Specification 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the major features of system memory NOTE: The Desktop Board has been designed to support DIMMs based on this board. Table 1. Feature Summary Form Factor Processor Memory Chipset Video Audio USB Serial...
Product Specification
Page 13
...RAID 0 and RAID 1 configurations - Please contact your Intel representative to Section 1.2, page 16 13 NOTE: LAN and USB CNR cards are available to the IDE RAID controller) For information about The Desktop Board D845PEBT2's compliance level with IDE RAID have four IDE connectors...8226; Suspend to monitor fan activity • Fan speed control BIOS • Intel/AMI BIOS (resident in all marketing channels. Product Description Table 1. Manufacturing Options Audio The Desktop Board D845PEBT2 includes one of range thermal values • Three fan sense inputs used to RAM...
...RAID 0 and RAID 1 configurations - Please contact your Intel representative to Section 1.2, page 16 13 NOTE: LAN and USB CNR cards are available to the IDE RAID controller) For information about The Desktop Board D845PEBT2's compliance level with IDE RAID have four IDE connectors...8226; Suspend to monitor fan activity • Fan speed control BIOS • Intel/AMI BIOS (resident in all marketing channels. Product Description Table 1. Manufacturing Options Audio The Desktop Board D845PEBT2 includes one of range thermal values • Three fan sense inputs used to RAM...
Product Specification
Page 14
... panel connectors (optional) J Power connector V PCI bus add-in card connectors K IDE connectors W IEEE 1394a-2000 controller (optional) L Diskette drive connector X CNR connector (optional) Figure 1. Intel Desktop Board D845PEBT2 Technical Product Specification 1.1.3 Board Layout Figure 1 shows the location of the major components on the Desktop Board D845PEBT2. Desktop Board D845PEBT2 Components 14
... panel connectors (optional) J Power connector V PCI bus add-in card connectors K IDE connectors W IEEE 1394a-2000 controller (optional) L Diskette drive connector X CNR connector (optional) Figure 1. Intel Desktop Board D845PEBT2 Technical Product Specification 1.1.3 Board Layout Figure 1 shows the location of the major components on the Desktop Board D845PEBT2. Desktop Board D845PEBT2 Components 14
Product Specification
Page 15
... LPC Bus Back Panel/ Front Panel USB Ports Serial Port Parallel Port PS/2 Mouse PS/2 Keyboard Diskette Drive Connector AGP Interface 4X AGP Connector (1.5 V only) Intel 82845PE Memory Controller Hub (MCH) AHA Bus Two DIMM Banks Primary/Secondary SATA/SATA RAID or IDE RAID Three IEEE 1394a-2000 Ports (Optional) Memory... In Mic In CD-ROM Figure 2. Block Diagram OM15028 15 Product Description 1.1.4 Block Diagram Figure 2 is a block diagram of the major functional areas of the Desktop Board D845PEBT2.
... LPC Bus Back Panel/ Front Panel USB Ports Serial Port Parallel Port PS/2 Mouse PS/2 Keyboard Diskette Drive Connector AGP Interface 4X AGP Connector (1.5 V only) Intel 82845PE Memory Controller Hub (MCH) AHA Bus Two DIMM Banks Primary/Secondary SATA/SATA RAID or IDE RAID Three IEEE 1394a-2000 Ports (Optional) Memory... In Mic In CD-ROM Figure 2. Block Diagram OM15028 15 Product Description 1.1.4 Block Diagram Figure 2 is a block diagram of the major functional areas of the Desktop Board D845PEBT2.
Product Specification
Page 16
...Desktop Board D845PEBT2, look under "Desktop Board Products" or "Desktop Board Support" Available configurations for the Desktop Board D845PEBT2 Processor data sheets ICH4 addressing Custom splash screens Audio software and utilities LAN software and drivers Visit this World Wide Web site: http://www.intel.com/design/motherbd http://support.intel.com/support/motherboards/desktop http://developer.intel...by any other operating system in the list above. Intel Desktop Board D845PEBT2 Technical Product Specification 1.2 Online Support To find information about Supported drivers Refer to Section 1.2,...
...Desktop Board D845PEBT2, look under "Desktop Board Products" or "Desktop Board Support" Available configurations for the Desktop Board D845PEBT2 Processor data sheets ICH4 addressing Custom splash screens Audio software and utilities LAN software and drivers Visit this World Wide Web site: http://www.intel.com/design/motherbd http://support.intel.com/support/motherboards/desktop http://developer.intel...by any other operating system in the list above. Intel Desktop Board D845PEBT2 Technical Product Specification 1.2 Online Support To find information about Supported drivers Refer to Section 1.2,...
Product Specification
Page 17
... http://www.intel.com/labs/ manage/wfm/wfmspecs.htm http://developer.intel.com/ technology/cnr/index.htm continued 17 Version 2.1, June 2002, Intel Corporation. June 29, 2000 Institute of Electrical and Electronic Engineers. Table 3. Revision 1.2, November 8, 2001, Intel Corporation. Product Description 1.4 Design Specifications Table 3 lists the specifications applicable to the Desktop Board D845PEBT2. Revision 2.0, May 4, 1998, Intel Corporation.
... http://www.intel.com/labs/ manage/wfm/wfmspecs.htm http://developer.intel.com/ technology/cnr/index.htm continued 17 Version 2.1, June 2002, Intel Corporation. June 29, 2000 Institute of Electrical and Electronic Engineers. Table 3. Revision 1.2, November 8, 2001, Intel Corporation. Product Description 1.4 Design Specifications Table 3 lists the specifications applicable to the Desktop Board D845PEBT2. Revision 2.0, May 4, 1998, Intel Corporation.
Product Specification
Page 18
... Power Management Interface Specification Plug and Play BIOS Specification Version 1.0, January 25, 1995, Phoenix Technologies Limited and International Business Machines Corporation. Intel Desktop Board D845PEBT2 Technical Product Specification Table 3. Version 1.0, October 2000, Intel Corporation. El Torito Front Panel LPC OHCI PCI Plug and Play Bootable CD-ROM Format Specification Front Panel I/O Connectivity Design Guide Low...
... Power Management Interface Specification Plug and Play BIOS Specification Version 1.0, January 25, 1995, Phoenix Technologies Limited and International Business Machines Corporation. Intel Desktop Board D845PEBT2 Technical Product Specification Table 3. Version 1.0, October 2000, Intel Corporation. El Torito Front Panel LPC OHCI PCI Plug and Play Bootable CD-ROM Format Specification Front Panel I/O Connectivity Design Guide Low...
Product Specification
Page 20
... for the Desktop Board D845PEBT2 is available from Intel's World Wide Web site. All supported onboard memory can damage the Desktop Board D845PEBT2, the processor, and the power supply. For information about Supported processors Processor data sheets Power supply connectors Refer to the corresponding connectors on the Desktop Board D845PEBT2 or it will not boot with the Desktop Board D845PEBT2. The Desktop Board D845PEBT2 supports: •...
... for the Desktop Board D845PEBT2 is available from Intel's World Wide Web site. All supported onboard memory can damage the Desktop Board D845PEBT2, the processor, and the power supply. For information about Supported processors Processor data sheets Power supply connectors Refer to the corresponding connectors on the Desktop Board D845PEBT2 or it will not boot with the Desktop Board D845PEBT2. The Desktop Board D845PEBT2 supports: •...
Product Specification
Page 21
... mechanism. • To be fully compliant with all applicable DDR SDRAM memory specifications, the Desktop Board should be impacted or the DIMMs may be populated with the following Intel web sites for the latest lists of DIMM... 333 MHz DDR 266 MHz DDR ...The ... before installing or upgrading memory to correctly configure the memory settings, but this technology has not been validated on this Desktop Board. Product Description 1.6 System Memory The Desktop Board D845PEBT2 has two DIMM sockets and supports the following memory features: • 2.5 V (only) 184-pin DDR SDRAM DIMMs...
... mechanism. • To be fully compliant with all applicable DDR SDRAM memory specifications, the Desktop Board should be impacted or the DIMMs may be populated with the following Intel web sites for the latest lists of DIMM... 333 MHz DDR 266 MHz DDR ...The ... before installing or upgrading memory to correctly configure the memory settings, but this technology has not been validated on this Desktop Board. Product Description 1.6 System Memory The Desktop Board D845PEBT2 has two DIMM sockets and supports the following memory features: • 2.5 V (only) 184-pin DDR SDRAM DIMMs...
Product Specification
Page 22
Intel Desktop Board D845PEBT2 Technical Product Specification Table 4 lists the supported DIMM configurations. Table 4. Supported Memory Configurations DIMM Capacity DDR SDRAM Configuration Density DDR SDRAM Organization Number of DDR ...
Intel Desktop Board D845PEBT2 Technical Product Specification Table 4 lists the supported DIMM configurations. Table 4. Supported Memory Configurations DIMM Capacity DDR SDRAM Configuration Density DDR SDRAM Organization Number of DDR ...
Product Specification
Page 23
... Hub Architecture interface. The ICH4 is a centralized controller for the Desktop Board D845PEBT2's I /O Controller Hub (ICH4) 82802AB 4 Mbit Firmware Hub (FWH) AGP DDR SDRAM Interface Bus LPC Bus SMBus PCI Bus AC Link Figure 3. Intel 845PE Chipset Block Diagram OM15029 For information about The Intel 845PE chipset Resources used by the chipset Refer to http...
... Hub Architecture interface. The ICH4 is a centralized controller for the Desktop Board D845PEBT2's I /O Controller Hub (ICH4) 82802AB 4 Mbit Firmware Hub (FWH) AGP DDR SDRAM Interface Bus LPC Bus SMBus PCI Bus AC Link Figure 3. Intel 845PE Chipset Block Diagram OM15029 For information about The Intel 845PE chipset Resources used by the chipset Refer to http...
Product Specification
Page 24
...Graphics Port Interface Specification Refer to Figure 1, page 14 Table 38, page 64 Section 1.4, page 17 1.7.2 USB The Desktop Board D845PEBT2 supports up to avoid interference with the memory retention mechanism. The port arrangement is keyed for nearly 100 percent efficiency ...The location of the AGP connector The signal names of graphics data with graphical display devices. and EHCI-compatible drivers. Intel Desktop Board D845PEBT2 Technical Product Specification 1.7.1 AGP AGP is not mechanically compatible with stacked back panel connectors, adjacent to the audio connectors...
...Graphics Port Interface Specification Refer to Figure 1, page 14 Table 38, page 64 Section 1.4, page 17 1.7.2 USB The Desktop Board D845PEBT2 supports up to avoid interference with the memory retention mechanism. The port arrangement is keyed for nearly 100 percent efficiency ...The location of the AGP connector The signal names of graphics data with graphical display devices. and EHCI-compatible drivers. Intel Desktop Board D845PEBT2 Technical Product Specification 1.7.1 AGP AGP is not mechanically compatible with stacked back panel connectors, adjacent to the audio connectors...