Intel BLKD845GERG2-10PK Datasheet

October 2002 Order Number: C14584-001 The Intel® Desktop Board D845GEBV2/D845GERG2 may contain design defects or errors known as errata that may

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification x 65. Chipset Configuration Submenu ...

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 100 Table 56. PCI Configuration Submenu (continued) Feature Options Descript

BIOS Setup Program 101 4.4.3 Peripheral Configuration Submenu To access this submenu, select Advanced on the menu bar and then Peripheral Configurat

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 102 Table 58. Peripheral Configuration Submenu (continued) Feature Options D

BIOS Setup Program 103 4.4.4 IDE Configuration Submenu To access this submenu, select Advanced on the menu bar and then IDE Configuration. Maintena

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 104 4.4.4.1 Primary/Secondary IDE Master/Slave Submenus To access these subm

BIOS Setup Program 105 Table 60. Primary/Secondary IDE Master/Slave Submenus (continued) Feature Options Description DMA Mode • Auto (default) •

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 106 4.4.5 Diskette Configuration Submenu To access this menu, select Advance

BIOS Setup Program 107 4.4.6 Event Log Configuration Submenu To access this menu, select Advanced on the menu bar and then Event Log Configuration.

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 108 4.4.7 Video Configuration Submenu To access this menu, select Advanced o

BIOS Setup Program 109 4.4.8 USB Configuration Submenu To access this menu, select Advanced on the menu bar and then USB Configuration. Maintenance

11 1 Product Description What This Chapter Contains 1.1 Board Differences...

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 110 4.4.9 Chipset Configuration Submenu To access this menu, select Advanced

BIOS Setup Program 111 Table 65. Primary/Secondary IDE Master/Slave Submenus (continued) Feature Options Description SDRAM RAS# Active to Precharge

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 112 4.4.10 Fan Control Configuration Submenu To access this menu, select Adv

BIOS Setup Program 113 4.5 Security Menu To access this menu, select Security from the menu bar at the top of the screen. Maintenance Main Advance

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 114 4.6 Power Menu To access this menu, select Power from the menu bar at the

BIOS Setup Program 115 4.7 Boot Menu To access this menu, select Boot from the menu bar at the top of the screen. Maintenance Main Advanced Secur

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 116 4.7.1 Boot Device Priority Submenu To access this menu, select Boot on t

BIOS Setup Program 117 4.7.2 Hard Disk Drives Submenu To access this menu, select Boot on the menu bar and then Hard Disk Drives. Maintenance Main

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 118 4.7.4 ATAPI CD-ROM Drives Submenu To access this menu, select Boot on th

119 5 Error Messages and Beep Codes What This Chapter Contains 5.1 BIOS Error Messages...

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 12 1.2 Overview 1.2.1 Feature Summary Table 2 summarizes the major features o

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 120 Table 76. BIOS Error Messages (continued) Error Message Explanation Che

Error Messages and Beep Codes 121 5.2 Port 80h POST Codes During the POST, the BIOS generates diagnostic progress codes (POST-codes) to I/O port 80h

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 122 Table 79. Runtime Code Uncompressed in F000 Shadow RAM Code Description

Error Messages and Beep Codes 123 Table 79. Runtime Code Uncompressed in F000 Shadow RAM (continued) Code Description of POST Operation 40 To prep

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 124 Table 79. Runtime Code Uncompressed in F000 Shadow RAM (continued) Code

Error Messages and Beep Codes 125 Table 79. Runtime Code Uncompressed in F000 Shadow RAM (continued) Code Description of POST Operation AE Uncompr

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 126 Table 82 describes the lower nibble of the high byte and indicates the bu

Error Messages and Beep Codes 127 If POST completes normally, the BIOS issues one short beep before passing control to the operating system. Table 83

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 128

Product Description 13 Table 2. Feature Summary (continued) BIOS • Intel/AMI BIOS (resident in the 4 Mbit FWH) • Support for Advanced Configuratio

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 14 1.2.3 Board Layouts Figure 1 shows the location of the major components on

Product Description 15 Figure 2 shows the location of the major components on the Desktop Board D845GERG2. OM15021GQRSTUV P MONA B DEFILJKHDDCCYZAABB

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 16 Figure 3 shows the location of the major components on the Desktop Board D

Product Description 17 1.2.4 Block Diagrams Figure 4 is a block diagram of the major functional areas of the Desktop Boards D845GEBV2 and D845GERG2.

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 18 Figure 5 is a block diagram of the major functional areas of the Desktop B

Product Description 19 1.3 Online Support To find information about… Visit this World Wide Web site: Intel Desktop Boards D845GEBV2 and D845GERG2 u

Revision History Revision Revision History Date -001 First release of the Intel® Desktop Board D845GEBV2/D845GERG2 Technical Product Specification.

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 20 1.5 Design Specifications Table 4 lists the specifications applicable to t

Product Description 21 Table 4. Specifications (continued) Reference Name Specification Title Version, Revision Date and Ownership The information

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 22 Table 4. Specifications (continued) Reference Name Specification Title Ve

Product Description 23 1.6 Processor ✏ NOTE Refer to Thermal Considerations (Section 2.12, page 81) for important information when using an Intel Pen

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 24 1.7 System Memory The Desktop Boards D845GEBV2 and D845GERG2 both have two

Product Description 25 Table 6 lists the supported DDR DIMM configurations. Table 6. Supported DDR DIMM Configurations DIMM Capacity Configuration

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 26 1.8 Intel® 845GE Chipset The Intel 845GE chipset consists of the following

Product Description 27 1.8.1 Intel 845GE Graphics Subsystem The Intel 845GE chipset contains two separate, mutually exclusive graphics options. Eit

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 28 Table 8 lists the Direct Draw supported modes. Table 8. Direct Draw Sup

Product Description 29 Table 9 lists the video BIOS video modes supported by the graphics subsystem. Table 9. Video BIOS Video Modes Supported for

iii Preface This Technical Product Specification (TPS) specifies the board layout, components, connectors, power and environmental requirements, an

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 30 Table 10 lists the supported configuration modes of the graphics subsystem

Product Description 31 Table 11 describes the bpp configuration mode values referenced in Table 10. In Table 11, assume that for each configuration

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 32 • Increased headroom for larger resolution and color depth • Reduced pow

Product Description 33 1.8.2 USB The Desktop Boards support up to six USB 2.0 ports and fully support UHCI and EHCI and use UHCI- and EHCI-compatible

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 34 1.8.3 IDE Support 1.8.3.1 IDE Interfaces The ICH4’s IDE controller has two

Product Description 35 1.8.4 Real-Time Clock, CMOS SRAM, and Battery A coin-cell battery (CR2032) powers the real-time clock and CMOS memory. When

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 36 1.9.3 Diskette Drive Controller The I/O controller supports one diskette

Product Description 37 1.10 Audio Subsystem The audio subsystem consists of the following devices: • Intel 82801DB I/O Controller Hub (ICH4) • Anal

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 38 1.10.1 Audio Connectors 1.10.1.1 Front Panel Audio Connector A 2 x 5-pin

Product Description 39 1.11 LAN Subsystem (Optional) The Network Interface Controller subsystem consists of the ICH4 (with integrated LAN Media Acce

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification iv CAUTION Cautions are included to help you avoid damaging hardware or losi

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 40 Table 12. 10/100 Ethernet LAN Connector LED States LED Color LED State

Product Description 41 The interfaces supported by the CNR include the following: • AC ’97 interface: supports audio and/or modem functions on the

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 42 1.13 Hardware Management Subsystem The hardware management features enabl

Product Description 43 For information about Refer to The location of the fan connectors and sensors for thermal monitoring Figure 10, page 43 1.

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 44 1.13.2 Fan Monitoring Fan monitoring can be implemented using Intel® Activ

Product Description 45 1.14.1 ACPI ACPI gives the operating system direct control over the power management and Plug and Play functions of a computer

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 46 1.14.1.1 System States and Power States Under ACPI, the operating system

Product Description 47 1.14.1.2 Wake-up Devices and Events Table 16 lists the devices or specific events that can wake the computer from specific st

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 48 Resume on Ring enables telephony devices to access the computer when it is

Product Description 49 Table 18. Fan Connector Function/Operation for Desktop Boards with a Hardware Monitoring and Fan Control ASIC Connector Desc

v Contents 1 Product Description 1.1 Board Differences...

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 50 1.14.2.4 Instantly Available PC Technology CAUTION For Instantly Availab

Product Description 51 1.14.2.5 +5 V Standby Power Indicator LED The +5 V standby power indicator LED shows that power is still present even when th

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 52 1.14.2.7 Wake from USB USB bus activity wakes the computer from ACPI S1 o

53 2 Technical Reference What This Chapter Contains 2.1 Introduction...

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 54 2.3 Fixed I/O Map Table 20. I/O Map Address (hex) Size Description 000

Technical Reference 55 2.4 DMA Channels Table 21. DMA Channels DMA Channel Number Data Width System Resource 0 8 or 16 bits Open 1 8 or 16 bits

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 56 2.6 Interrupts The interrupts can be routed through either the Programmabl

Technical Reference 57 2.7 PCI Interrupt Routing Map This section describes interrupt sharing and how the interrupt signals are connected between th

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 58 Table 24. PCI Interrupt Routing Map ICH4 PIRQ Signal Name PCI Interrupt

Technical Reference 59 2.8 Connectors CAUTION Only the back panel USB, front panel USB, VGA, and PS/2 connectors of the Desktop Boards D845GEBV2 an

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification vi 2.4 DMA Channels ...

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 60 2.8.1 Back Panel Connectors Figure 12 shows the location of the back pane

Technical Reference 61 ✏ NOTE The back panel audio line out connector is designed to power headphones or amplified speakers only. Poor audio quality

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 62 2.8.2.2 Audio, Power, and Hardware Control Connectors Figure 13 shows the

Technical Reference 63 Figure 14 shows the location of the audio, power, and hardware control connectors on the Desktop Board D845GERG2 with the Giga

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 64 Table 25. Front Panel Audio Connector Pin Signal Name Pin Signal Name

Technical Reference 65 # INTEGRATOR’S NOTES • Use only ATX12V-compliant power supplies with these boards. ATX12V power supplies have an additional

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 66 Table 31. Main Power Connector Pin Signal Name Pin Signal Name 1 +3.3 V

Technical Reference 67 2.8.2.3 Add-in Board and Peripheral Interface Connectors Figure 15 shows the location of the add-in board connector and perip

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 68 OM15022124039123334124039HFGIA C EB D Item Description Item Description A

Technical Reference 69 2.8.3 External I/O Connectors Figure 17 shows the locations of the external I/O connectors. OM1358071021982113ABC Item Descr

Contents vii 3.9 Fast Booting Systems with Intel® Rapid BIOS Boot...93 3.9.1 Peripheral Selection

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 70 2.8.3.1 Front Panel Connector This section describes the functions of the

Technical Reference 71 2.8.3.1.3 Power/Sleep/Message Waiting LED Connector Pins 2 and 4 can be connected to a one- or two-color LED. Table 37 shows

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 72 2.9 Jumper Blocks CAUTION Do not move any jumpers with the power on. Alw

Technical Reference 73 Table 40 describes the two configurations of this connector/jumper block. CAUTION Do not place jumpers on this block in any c

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 74 2.10 Mechanical Considerations 2.10.1 D845GEBV2 Form Factor The Desktop B

Technical Reference 75 2.10.2 D845GERG2 Form Factor The Desktop Board D845GERG2 is designed to fit into either a microATX or an ATX-form-factor chas

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 76 2.10.3 I/O Shield The back panel I/O shield for the Desktop Boards D845GEB

Technical Reference 77 OM150240.063 0.005[1.600 0.120]8X R0.5 MIN0.472[12.000]0.465[11.810]0.027[0.690]0.519[13.190]3x Dia 0.330 [8.380]6.390[1

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 78 2.11 Electrical Considerations 2.11.1 Power Consumption Table 42 lists vol

Technical Reference 79 2.11.3 Standby Current Requirements CAUTION If the standby current necessary to support multiple wake events from the PCI an

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification viii Figures 1. Desktop Board D845GEBV2 Components ...

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 80 ✏ NOTE IBM PS/2 Port Specification (Sept 1991) states: • 275 mA for keybo

Technical Reference 81 2.11.5 Power Supply Considerations CAUTION The +5 V standby line for the power supply must be capable of providing adequate

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 82 CAUTION Ensure that the ambient temperature does not exceed the Desktop B

Technical Reference 83 Table 45 provides maximum case temperatures for the Desktop Board D845GEBV2/D845GERG2 components that are sensitive to thermal

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 84 2.13 Reliability The Mean Time Between Failures (MTBF) prediction is calcu

Technical Reference 85 2.15 Regulatory Compliance This section describes the Desktop Boards’ compliance with U.S. and international safety and electr

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 86 2.15.3 Product Certification Markings (Board Level) The Desktop Boards D8

87 3 Overview of BIOS Features What This Chapter Contains 3.1 Introduction...

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 88 3.3 Resource Configuration 3.3.1 PCI Autoconfiguration The BIOS can automa

Overview of BIOS Features 89 3.4 System Management BIOS (SMBIOS) SMBIOS is a Desktop Management Interface (DMI) compliant method for managing comput

Contents ix 18. Fan Connector Function/Operation for Desktop Boards with a Hardware Monitoring and Fan Control ASIC...

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 90 To install an operating system that supports USB, verify that Legacy USB s

Overview of BIOS Features 91 3.6.2 Custom Splash Screen During POST, an Intel splash screen is displayed by default. This splash screen can be repl

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 92 3.8 Boot Options In the BIOS Setup program, the user can choose to boot fr

Overview of BIOS Features 93 3.9 Fast Booting Systems with Intel® Rapid BIOS Boot These factors affect system boot speed: • Selecting and configuri

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 94 3.10 BIOS Security Features The BIOS includes security features that rest

95 4 BIOS Setup Program What This Chapter Contains 4.1 Introduction...

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 96 Table 52 lists the function keys available for menu screens. Table 52. BI

BIOS Setup Program 97 4.3 Main Menu To access this menu, select Main on the menu bar at the top of the screen. Maintenance Main Advanced Security

Intel Desktop Board D845GEBV2/D845GERG2 Technical Product Specification 98 4.4 Advanced Menu To access this menu, select Advanced on the menu bar at

BIOS Setup Program 99 4.4.1 PCI Configuration Submenu To access this submenu, select Advanced on the menu bar and then PCI Configuration. Maintenan