Intel Desktop Board D845EPI Technical Product Specification
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...14 1.2 Block Diagram ...15 1.3 Online Support ...16 1.4 Operating System Support 16 1.5 Design Specifications 17 1.6 Processor ...20 1.7 System Memory ...21 1.8 Intel® 845E Chipset ...23 1.8.1 AGP ...23 1.8.2 USB...24 1.8.3 IDE Interfaces 24 1.8.4 Real-Time Clock, CMOS SRAM, and Battery 25 1.9 I/O ...Controller ...26 1.9.1 Serial Ports 26 1.9.2 Parallel Port 26 1.9.3 Diskette Drive Controller 26 1.9.4 Keyboard and Mouse Interface 26 1.10 Audio Subsystem...27 1.10.1 Audio Connectors 27 1.10.2 Audio Subsystem Software 28 1.11...
...14 1.2 Block Diagram ...15 1.3 Online Support ...16 1.4 Operating System Support 16 1.5 Design Specifications 17 1.6 Processor ...20 1.7 System Memory ...21 1.8 Intel® 845E Chipset ...23 1.8.1 AGP ...23 1.8.2 USB...24 1.8.3 IDE Interfaces 24 1.8.4 Real-Time Clock, CMOS SRAM, and Battery 25 1.9 I/O ...Controller ...26 1.9.1 Serial Ports 26 1.9.2 Parallel Port 26 1.9.3 Diskette Drive Controller 26 1.9.4 Keyboard and Mouse Interface 26 1.10 Audio Subsystem...27 1.10.1 Audio Connectors 27 1.10.2 Audio Subsystem Software 28 1.11...
Intel Desktop Board D845EPI Technical Product Specification
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...Localized High Temperature Zones 60 vii Connection Diagram for Front Panel Connector 51 9. Audio, Power, and Hardware Control Connectors 46 6. Desktop Board D845EPI Components 14 2. Back Panel Connectors 44 5. Desktop Board Dimensions 56 12. External I /O Shield Dimensions 57 13. Contents 4 BIOS ......91 4.6.1 ACPI Submenu 91 4.7 Boot Menu ...92 4.7.1 Boot Device Priority Submenu 93 4.7.2 Hard Disk Drives Submenu 94 4.7.3 Removable Devices Submenu 94 4.7.4 ATAPI CD-ROM Drives Submenu 95 4.8 Exit Menu ...96 5 Error Messages and Beep Codes 5.1 BIOS Error Messages 97 5.2 Port...
...Localized High Temperature Zones 60 vii Connection Diagram for Front Panel Connector 51 9. Audio, Power, and Hardware Control Connectors 46 6. Desktop Board D845EPI Components 14 2. Back Panel Connectors 44 5. Desktop Board Dimensions 56 12. External I /O Shield Dimensions 57 13. Contents 4 BIOS ......91 4.6.1 ACPI Submenu 91 4.7 Boot Menu ...92 4.7.1 Boot Device Priority Submenu 93 4.7.2 Hard Disk Drives Submenu 94 4.7.3 Removable Devices Submenu 94 4.7.4 ATAPI CD-ROM Drives Submenu 95 4.8 Exit Menu ...96 5 Error Messages and Beep Codes 5.1 BIOS Error Messages 97 5.2 Port...
Intel Desktop Board D845EPI Technical Product Specification
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...90 57. Boot Device Priority Submenu 93 61. Upper Nibble High Byte Functions 103 71. Chipset Configuration Submenu 88 56. ATAPI CD-ROM Drives Submenu 95 64. Boot Block Recovery Code Checkpoints 99 68. Boot Configuration Submenu 78 48. Diskette Configuration Submenu 84 52. USB Configuration .... Power Menu ...91 58. Uncompressed INIT Code Checkpoints 99 67. Event Log Configuration Submenu 85 53. ACPI Submenu...91 59. Hard Disk Drives Submenu 94 62. Exit Menu ...96 65. Bus Initialization Checkpoints 103 70. Beep Codes...105 ix Boot Menu ...92 60. Removable Devices...
...90 57. Boot Device Priority Submenu 93 61. Upper Nibble High Byte Functions 103 71. Chipset Configuration Submenu 88 56. ATAPI CD-ROM Drives Submenu 95 64. Boot Block Recovery Code Checkpoints 99 68. Boot Configuration Submenu 78 48. Diskette Configuration Submenu 84 52. USB Configuration .... Power Menu ...91 58. Uncompressed INIT Code Checkpoints 99 67. Event Log Configuration Submenu 85 53. ACPI Submenu...91 59. Hard Disk Drives Submenu 94 62. Exit Menu ...96 65. Bus Initialization Checkpoints 103 70. Beep Codes...105 ix Boot Menu ...92 60. Removable Devices...
Intel Desktop Board D845EPI Technical Product Specification
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... to 2 GB system memory Chipset Intel® 845E Chipset, consisting of the Intel® Desktop Board D845EPI. Intel Desktop Board D845EPI Technical Product Specification 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the major features of : • Intel® 82845E Memory Controller Hub (MCH) • Intel® 82801DB I/O Controller Hub (... • One parallel port • Two IDE interfaces with UDMA 33, ATA-66/100 support • One diskette drive interface • PS/2† keyboard and mouse ports • Three fan connectors Expansion Capabilities Three PCI bus add-in ...
... to 2 GB system memory Chipset Intel® 845E Chipset, consisting of the Intel® Desktop Board D845EPI. Intel Desktop Board D845EPI Technical Product Specification 1.1 Overview 1.1.1 Feature Summary Table 1 summarizes the major features of : • Intel® 82845E Memory Controller Hub (MCH) • Intel® 82801DB I/O Controller Hub (... • One parallel port • Two IDE interfaces with UDMA 33, ATA-66/100 support • One diskette drive interface • PS/2† keyboard and mouse ports • Three fan connectors Expansion Capabilities Three PCI bus add-in ...
Intel Desktop Board D845EPI Technical Product Specification
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... E +12V power connector (ATX12V) F Rear chassis fan connector G Intel 82845E MCH H mPGA478 processor socket I Processor fan connector J DIMM sockets K Serial Port B connector (optional) L I/O Controller M Power connector N Diskette drive connector O IDE connectors P Speaker Q Battery R Auxiliary front panel power...Front panel connector X Front panel USB connector Y Intel 82801DB I/O Controller Hub (ICH4) Z AGP connector AA PCI bus add-in card connectors BB Front panel audio connector Figure 1. Intel Desktop Board D845EPI Technical Product Specification 1.1.3 Board Layout Figure 1 shows...
... E +12V power connector (ATX12V) F Rear chassis fan connector G Intel 82845E MCH H mPGA478 processor socket I Processor fan connector J DIMM sockets K Serial Port B connector (optional) L I/O Controller M Power connector N Diskette drive connector O IDE connectors P Speaker Q Battery R Auxiliary front panel power...Front panel connector X Front panel USB connector Y Intel 82801DB I/O Controller Hub (ICH4) Z AGP connector AA PCI bus add-in card connectors BB Front panel audio connector Figure 1. Intel Desktop Board D845EPI Technical Product Specification 1.1.3 Board Layout Figure 1 shows...
Intel Desktop Board D845EPI Technical Product Specification
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...USB LPC Bus I/O Controller SMBus LPC Bus Back Panel / Front Panel USB Ports Serial Ports Parallel Port PS/2 Mouse PS/2 Keyboard Diskette Drive Connector Intel 82845E Memory Controller Hub (MCH) AHA Bus 4X AGP Connector (1.5 V only) DIMM Banks (2) AGP Interface Memory Bus SMBus PCI Bus... PCI Slot 1 PCI Slot 2 PCI Slot 3 SMBus Intel 82801DB I/O Controller Hub (ICH4) 4 Mbit Firmware Hub (FWH) CSMA/CD Unit Interface Intel 845E Chipset AC Link Physical Layer Interface (Optional) LAN Connector (Optional) Realtek ALC202A Audio Codec Line In...
...USB LPC Bus I/O Controller SMBus LPC Bus Back Panel / Front Panel USB Ports Serial Ports Parallel Port PS/2 Mouse PS/2 Keyboard Diskette Drive Connector Intel 82845E Memory Controller Hub (MCH) AHA Bus 4X AGP Connector (1.5 V only) DIMM Banks (2) AGP Interface Memory Bus SMBus PCI Bus... PCI Slot 1 PCI Slot 2 PCI Slot 3 SMBus Intel 82801DB I/O Controller Hub (ICH4) 4 Mbit Firmware Hub (FWH) CSMA/CD Unit Interface Intel 845E Chipset AC Link Physical Layer Interface (Optional) LAN Connector (Optional) Realtek ALC202A Audio Codec Line In...
Intel Desktop Board D845EPI Technical Product Specification
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...clock and CMOS memory. The BIOS supports 48-bit Logical Block Addressing (LBA) and Extended Cylinder Head Sector (ECHS) translation modes. The drive reports the transfer rate and translation mode to reduce reflections, noise, and inductive coupling. The BIOS supports booting from the power supply extends the... When the computer is accurate to ± 13 minutes/year at power-on. 25 To ensure correct operation, do not configure the drive as CD-ROM drives) and ATA devices. Product Description # INTEGRATOR'S NOTE ATA-66 and ATA-100 are faster timings and require a specialized cable to the ...
...clock and CMOS memory. The BIOS supports 48-bit Logical Block Addressing (LBA) and Extended Cylinder Head Sector (ECHS) translation modes. The drive reports the transfer rate and translation mode to reduce reflections, noise, and inductive coupling. The BIOS supports booting from the power supply extends the... When the computer is accurate to ± 13 minutes/year at power-on. 25 To ensure correct operation, do not configure the drive as CD-ROM drives) and ATA devices. Product Description # INTEGRATOR'S NOTE ATA-66 and ATA-100 are faster timings and require a specialized cable to the ...
Intel Desktop Board D845EPI Technical Product Specification
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... I /O controller. Power to the computer should be turned off before a keyboard or mouse is located on the back panel. Intel Desktop Board D845EPI Technical Product Specification 1.9 I/O Controller The SMSC LPC47M172 I/O or National Semiconductor PC87372 controller provides the following features: • One serial... at speeds up event interface • PCI power management support The BIOS Setup program provides configuration options for one diskette drive. Use the BIOS Setup program to 115.2 kbits/sec with serialized IRQ support for PCI systems • PS/2-style...
... I /O controller. Power to the computer should be turned off before a keyboard or mouse is located on the back panel. Intel Desktop Board D845EPI Technical Product Specification 1.9 I/O Controller The SMSC LPC47M172 I/O or National Semiconductor PC87372 controller provides the following features: • One serial... at speeds up event interface • PCI power management support The BIOS Setup program provides configuration options for one diskette drive. Use the BIOS Setup program to 115.2 kbits/sec with serialized IRQ support for PCI systems • PS/2-style...
Intel Desktop Board D845EPI Technical Product Specification
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... on page 54 for more information. 1.10.1.2 ATAPI CD-ROM Audio Connector A 1 x 4-pin ATAPI-style connector connects an internal ATAPI CD-ROM drive to -noise ratio ≥ 90 dB • Supports wake events (driver dependent) • Mic in pre-amp that supports dynamic, condenser, and ...electret microphones The audio subsystem supports the following devices: • Intel 82801DB I /O Connectivity Design Guide Refer to Figure 5, page 46 Table 18, page 47 27 For information about The location of the ATAPI CD...
... on page 54 for more information. 1.10.1.2 ATAPI CD-ROM Audio Connector A 1 x 4-pin ATAPI-style connector connects an internal ATAPI CD-ROM drive to -noise ratio ≥ 90 dB • Supports wake events (driver dependent) • Mic in pre-amp that supports dynamic, condenser, and ...electret microphones The audio subsystem supports the following devices: • Intel 82801DB I /O Connectivity Design Guide Refer to Figure 5, page 46 Table 18, page 47 27 For information about The location of the ATAPI CD...
Intel Desktop Board D845EPI Technical Product Specification
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...Effects of individual devices, add-in boards (some add-in boards may require an ACPI-aware driver), video displays, and hard disk drives • Methods for achieving less than four seconds On (ACPI G0 - sleeping state) Less than four seconds ...the system enters ... system is in the power-on/standby sleeping state • A Soft-off feature that provides full ACPI support. Table 7. Intel Desktop Board D845EPI Technical Product Specification 1.13 Power Management Power management is implemented at several levels, including: • Software support through Advanced Configuration and...
...Effects of individual devices, add-in boards (some add-in boards may require an ACPI-aware driver), video displays, and hard disk drives • Methods for achieving less than four seconds On (ACPI G0 - sleeping state) Less than four seconds ...the system enters ... system is in the power-on/standby sleeping state • A Soft-off feature that provides full ACPI support. Table 7. Intel Desktop Board D845EPI Technical Product Specification 1.13 Power Management Power management is implemented at several levels, including: • Software support through Advanced Configuration and...
Intel Desktop Board D845EPI Technical Product Specification
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... 01 00 00 02 08 00 02 00 00 02 01 00 02 02 00 Description Memory controller of Intel 82845E component Host to AGP bridge (virtual P2P) Hub link to PCI bridge Intel 82801DB ICH4 PCI to LPC bridge IDE controller SMBus controller AC '97 audio controller AC '97 modem controller... bits 8 or 16 bits 8 or 16 bits 8 or 16 bits 8 or 16 bits 16 bits 16 bits 16 bits System Resource Open Parallel port Diskette drive Parallel port (for ECP or EPP) DMA controller Open Open Open 2.5 PCI Configuration Space Map Table 14.
... 01 00 00 02 08 00 02 00 00 02 01 00 02 02 00 Description Memory controller of Intel 82845E component Host to AGP bridge (virtual P2P) Hub link to PCI bridge Intel 82801DB ICH4 PCI to LPC bridge IDE controller SMBus controller AC '97 audio controller AC '97 modem controller... bits 8 or 16 bits 8 or 16 bits 8 or 16 bits 8 or 16 bits 16 bits 16 bits 16 bits System Resource Open Parallel port Diskette drive Parallel port (for ECP or EPP) DMA controller Open Open Open 2.5 PCI Configuration Space Map Table 14.
Intel Desktop Board D845EPI Technical Product Specification
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..., keyboard buffer full 2 Reserved, cascade interrupt from slave PIC 3 COM2 (Note 1) 4 COM1 (Note 1) 5 LPT2 (Plug and Play option)/User available 6 Diskette drive 7 LPT1 (Note 1) 8 Real-time clock 9 Reserved for ICH4 system management bus 10 User available 11 User available 12 Onboard mouse port (if present, else user...supported in APIC mode only. 40 Available in Windows 2000 and Windows XP and supports a total of the ICH4 component. Intel Desktop Board D845EPI Technical Product Specification 2.6 Interrupts The interrupts can be routed through PIRQH) Notes: 1.
..., keyboard buffer full 2 Reserved, cascade interrupt from slave PIC 3 COM2 (Note 1) 4 COM1 (Note 1) 5 LPT2 (Plug and Play option)/User available 6 Diskette drive 7 LPT1 (Note 1) 8 Real-time clock 9 Reserved for ICH4 system management bus 10 User available 11 User available 12 Onboard mouse port (if present, else user...supported in APIC mode only. 40 Available in Windows 2000 and Windows XP and supports a total of the ICH4 component. Intel Desktop Board D845EPI Technical Product Specification 2.6 Interrupts The interrupts can be routed through PIRQH) Notes: 1.
Intel Desktop Board D845EPI Technical Product Specification
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...connectors have overcurrent protection. The Desktop Boards' internal connectors are installed at least 1.5 inches above the main power connector, the diskette drive connector, the IDE connector, and the DIMM sockets. 43 A fault in a microATX chassis, make sure that peripheral devices are not... Audio (ATAPI CD-ROM and front panel audio) Fans Power Add-in boards (PCI) IDE Diskette drive Chassis intrusion • External I/O connectors (see page 50) Serial Port B (optional) Auxiliary front panel power/sleep/message-...
...connectors have overcurrent protection. The Desktop Boards' internal connectors are installed at least 1.5 inches above the main power connector, the diskette drive connector, the IDE connector, and the DIMM sockets. 43 A fault in a microATX chassis, make sure that peripheral devices are not... Audio (ATAPI CD-ROM and front panel audio) Fans Power Add-in boards (PCI) IDE Diskette drive Chassis intrusion • External I/O connectors (see page 50) Serial Port B (optional) Auxiliary front panel power/sleep/message-...
Intel Desktop Board D845EPI Technical Product Specification
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...; ATX12V power Main power Chassis intrusion • Add-in boards and peripheral interfaces (see page 49) PCI bus IDE Diskette drive 2.8.2.1 Expansion Slots The Desktop Board has three PCI rev 2.2 compliant local bus slots. The SMBus is made without respect to slot type, but refers to...
...; ATX12V power Main power Chassis intrusion • Add-in boards and peripheral interfaces (see page 49) PCI bus IDE Diskette drive 2.8.2.1 Expansion Slots The Desktop Board has three PCI rev 2.2 compliant local bus slots. The SMBus is made without respect to slot type, but refers to...
Intel Desktop Board D845EPI Technical Product Specification
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A BCD 2 1 2 1 G F 40 39 2 40 39 1 E Item A B C D E F G Description PCI bus connector 3 PCI bus connector 2 PCI bus connector 1 AGP connector Diskette drive Primary IDE Secondary IDE 34 33 OM16247 Figure 6. Add-in board connector and peripheral connectors for the PCI bus connectors: • All of the add-... pin A40. The SMBus data line is connected to access sensor data on the Desktop Board. Note the following considerations for the Desktop Board D845EPI.
A BCD 2 1 2 1 G F 40 39 2 40 39 1 E Item A B C D E F G Description PCI bus connector 3 PCI bus connector 2 PCI bus connector 1 AGP connector Diskette drive Primary IDE Secondary IDE 34 33 OM16247 Figure 6. Add-in board connector and peripheral connectors for the PCI bus connectors: • All of the add-... pin A40. The SMBus data line is connected to access sensor data on the Desktop Board. Note the following considerations for the Desktop Board D845EPI.
Intel Desktop Board D845EPI Technical Product Specification
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... section describes the functions of the Auxiliary Front Panel Power/Sleep/Message-Waiting LED connector. Front Panel Connector Pin Signal In/Out Description Pin Hard Drive Activity LED 1 HD_PWR Out Hard disk LED pull-up 2 (750 Ω) to +5 V 3 HAD# Out Hard disk active LED 4 Reset ... Front panel green LED HDR_BLNK_ Out YEL Front panel yellow LED On/Off Switch SWITCH_ON# In Power switch Ground Ground No connect Not connected Hard Drive Activity LED 12 34 Reset Switch 56 78 +5 V DC 9 Single-colored Power LED Dual-colored Power LED Power Switch ...
... section describes the functions of the Auxiliary Front Panel Power/Sleep/Message-Waiting LED connector. Front Panel Connector Pin Signal In/Out Description Pin Hard Drive Activity LED 1 HD_PWR Out Hard disk LED pull-up 2 (750 Ω) to +5 V 3 HAD# Out Hard disk active LED 4 Reset ... Front panel green LED HDR_BLNK_ Out YEL Front panel yellow LED On/Off Switch SWITCH_ON# In Power switch Ground Ground No connect Not connected Hard Drive Activity LED 12 34 Reset Switch 56 78 +5 V DC 9 Single-colored Power LED Dual-colored Power LED Power Switch ...
Intel Desktop Board D845EPI Technical Product Specification
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... Power LED LED State Off Steady Green Blinking Green Description Power off/sleeping Running Running/message waiting Table 29. Intel Desktop Board D845EPI Technical Product Specification 2.8.3.2.1 Hard Drive Activity LED Connector Pins 1 and 3 can be connected to an LED to provide a visual indicator that is... due to internal debounce circuitry on the Desktop Board D845EPI.) At least two seconds must pass before the power supply will recognize ...
... Power LED LED State Off Steady Green Blinking Green Description Power off/sleeping Running Running/message waiting Table 29. Intel Desktop Board D845EPI Technical Product Specification 2.8.3.2.1 Hard Drive Activity LED Connector Pins 1 and 3 can be connected to an LED to provide a visual indicator that is... due to internal debounce circuitry on the Desktop Board D845EPI.) At least two seconds must pass before the power supply will recognize ...
Intel Desktop Board D845EPI Technical Product Specification
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... 56 Figure 11 illustrates the mechanical form factor for the Desktop Board. Dimensions are installed at least 1.5 inches above the main power connector, the diskette drive connector, the IDE connector, and the DIMM sockets. 6.50 [165.10] 6.10 [154.94] .800 [20.32] 5.20 [132.08]...600 [66.04] Figure 11. The outer dimensions are 9.20 inches by 8.20 inches [233.68 millimeters by 208.28 millimeters]. Intel Desktop Board D845EPI Technical Product Specification 2.10 Mechanical Considerations The Desktop Board D845EPI is designed to fit into either a microATX or an ATX-form-factor chassis.
... 56 Figure 11 illustrates the mechanical form factor for the Desktop Board. Dimensions are installed at least 1.5 inches above the main power connector, the diskette drive connector, the IDE connector, and the DIMM sockets. 6.50 [165.10] 6.10 [154.94] .800 [20.32] 5.20 [132.08]...600 [66.04] Figure 11. The outer dimensions are 9.20 inches by 8.20 inches [233.68 millimeters by 208.28 millimeters]. Intel Desktop Board D845EPI Technical Product Specification 2.10 Mechanical Considerations The Desktop Board D845EPI is designed to fit into either a microATX or an ATX-form-factor chassis.
Intel Desktop Board D845EPI Technical Product Specification
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... the system after adding a PCI card, the BIOS automatically configures interrupts, the I /O channel support. For example, do not connect an ATA hard drive as an ATAPI master device. Intel Desktop Board D845EPI Technical Product Specification 3.2 BIOS Flash Memory Organization The Firmware Hub (FWH) includes a 4 Mbit (512 KB) symmetrical flash memory device. For information...
... the system after adding a PCI card, the BIOS automatically configures interrupts, the I /O channel support. For example, do not connect an ATA hard drive as an ATAPI master device. Intel Desktop Board D845EPI Technical Product Specification 3.2 BIOS Flash Memory Organization The Firmware Hub (FWH) includes a 4 Mbit (512 KB) symmetrical flash memory device. For information...
Intel Desktop Board D845EPI Technical Product Specification
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... system's installation instructions. ✏ NOTE Legacy USB support is loading, USB keyboards and mice are available on the Intel World Wide Web site: • Intel® Express BIOS Update utility, which requires creation of a boot diskette and manual rebooting of the system. Other... Utility, which enables automated updating while in legacy mode. 3.6 BIOS Updates The BIOS can be used . Intel Desktop Board D845EPI Technical Product Specification 5. For information about The Intel World Wide Web site Refer to Disabled in the BIOS Setup program.) 6. Using this utility, the BIOS ...
... system's installation instructions. ✏ NOTE Legacy USB support is loading, USB keyboards and mice are available on the Intel World Wide Web site: • Intel® Express BIOS Update utility, which requires creation of a boot diskette and manual rebooting of the system. Other... Utility, which enables automated updating while in legacy mode. 3.6 BIOS Updates The BIOS can be used . Intel Desktop Board D845EPI Technical Product Specification 5. For information about The Intel World Wide Web site Refer to Disabled in the BIOS Setup program.) 6. Using this utility, the BIOS ...