ملخص المحتوى في الصفحة رقم 1 
                    
                         
 
 
®
Intel Desktop Boards  
D845GRG and D845GBV  
Product Guide 
 
 
Order Number:  A84615-001                                                                                                                                                                                                                                                                                                                                                                                                                   
                    
                    ملخص المحتوى في الصفحة رقم 2 
                    
                          Revision History  Revision Revision History Date  ® -001 First release of the Intel Desktop Boards D845GRG and D845GBV April 2002  Product Guide.      If an FCC declaration of conformity marking is present on the board, the following statement applies:  FCC Declaration of Conformity  This device complies with Part 15 of the FCC Rules.  Operation is subject to the following two conditions:  (1) this device  may not cause harmful interference, and (2) this device must accept any interference rec
                    
                    ملخص المحتوى في الصفحة رقم 3 
                    
                          Contents  1 Desktop Board Features  Components......................................................................................................................... 9  Processor............................................................................................................................11  Main Memory ......................................................................................................................12  ® Intel 845G Chipset....................................
                    
                    ملخص المحتوى في الصفحة رقم 4 
                    
                        Intel Desktop Boards D845GRG and D845GBV Product Guide  2 Installing and Replacing Desktop Board Components  Before You Begin ................................................................................................................21  Installing the I/O Shield .......................................................................................................22  Installing and Removing the Desktop Board........................................................................23  Installi
                    
                    ملخص المحتوى في الصفحة رقم 5 
                    
                        Contents  Boot Menu...........................................................................................................................58  Boot Device Priority Submenu....................................................................................59  Hard Disk Drives Submenu ........................................................................................59  Removable Devices Submenu....................................................................................60  ATAPI CD
                    
                    ملخص المحتوى في الصفحة رقم 6 
                    
                        Intel Desktop Boards D845GRG and D845GBV Product Guide  12. Removing the Battery ...................................................................................................35  13. Back Panel Connectors ................................................................................................64  14. Audio Connectors.........................................................................................................65  15. Power and Hardware Control Connectors....................
                    
                    ملخص المحتوى في الصفحة رقم 7 
                    
                          1 Desktop Board Features  NOTE  ✏  ® The Intel Desktop Board D845GRG layout was used for illustrations unless otherwise noted.  ® Table 1 describes the major features of Intel Desktop Boards D845GRG and D845GBV.  Table 1. Feature Summary  Form Factors • microATX at 9.6 inches by 8.2 inches (Desktop Board D845GRG)  • ATX at 12.0 inches by 8.2 inches (Desktop Board D845GBV)  Processor Support for:     ® ® • 533/400 MHz front side bus (FSB) Intel Pentium 4 processor in an mPGA- 478 socket  ® ® • 
                    
                    ملخص المحتوى في الصفحة رقم 8 
                    
                        Intel Desktop Boards D845GRG and D845GBV Product Guide  Table 1. Feature Summary (continued)  ® LAN (optional) • Intel 82562ET 10/100 Mbit/sec Platform LAN Connect (PLC) device and   RJ-45 connector  Peripheral Interfaces • Up to six USB 2.0 ports   — Four ports routed to the back panel  — Two ports routed to the front panel USB header  • Two IDE interfaces with Ultra DMA-33 and ATA-66/100 support  • One diskette drive interface  • One parallel port  • Two serial ports (one via a board header)  
                    
                    ملخص المحتوى في الصفحة رقم 9 
                    
                        Desktop Board Features  Components  Figure 1 shows the location of the major components on Desktop Board D845GRG.  F A B C D E G CC H I BB AA Z J Y K X L W V T R Q P O N M U S OM13590          A Audio codec P Primary IDE connector  B Front panel audio header Q Speaker  C Auxiliary line-in connector (ATAPI) R Battery  D Rear chassis fan connector (tachometer input) S SCSI hard drive activity LED connector  E CD-ROM connector (ATAPI) T Alternate power/sleep LED header  F Back panel connectors U Ch
                    
                    ملخص المحتوى في الصفحة رقم 10 
                    
                        Intel Desktop Boards D845GRG and D845GBV Product Guide  Figure 2 shows the location of the major components on Desktop Board D845GBV.  A B C D E F G CC H I BB AA Z J Y K L R Q W V T P O N M X U S OM13589        A Audio codec P Primary IDE connector  B Front panel audio header Q Speaker  C Auxiliary line-in connector (ATAPI) R Battery  D Rear chassis fan connector (tachometer input) S SCSI hard drive activity LED connector  E CD-ROM connector (ATAPI) T Alternate power/sleep LED header  F Back pan
                    
                    ملخص المحتوى في الصفحة رقم 11 
                    
                        Desktop Board Features  Processor   CAUTION  Failure to use an ATX12V power supply, or not connecting the additional power supply lead to  Desktop Board D845GRG or D845GBV may result in damage to the desktop board and/or power  supply.  Desktop Boards D845GRG and D845GBV support a single Intel Pentium 4 processor or Intel  Celeron processor.  Processors are not included with the desktop board and must be purchased  separately.    The processor connects to the Intel desktop board through the mPGA
                    
                    ملخص المحتوى في الصفحة رقم 12 
                    
                        Intel Desktop Boards D845GRG and D845GBV Product Guide  Main Memory  NOTE  ✏  ® To be fully compliant with all applicable Intel SDRAM memory specifications, the board should  be populated with DIMMs that support the Serial Presence Detect (SPD) data structure.  If your  memory modules do not support SPD, you will see a notification to this effect on the screen at  power up.  The BIOS will attempt to configure the memory controller for normal operation.    Desktop Boards D845GRG and D845GBV suppo
                    
                    ملخص المحتوى في الصفحة رقم 13 
                    
                        Desktop Board Features  ® Intel 82845G Graphics Memory Controller Hub (GMCH)   The GMCH provides the processor, system memory, AGP, and hub interfaces in the  Intel 845 chipset platform.  Features on Desktop Boards D845GRG and D845GBV include:  • Single processor support with 533 MHz or 400 MHz data transfer rates  • Support for up to 2 GB (with 512 Mbit technology) DDR-SDRAM at 266/200 MHz operation  NOTE  ✏  512 Mbit technology has not been validated on these boards  • 1.5 V AGP interface with
                    
                    ملخص المحتوى في الصفحة رقم 14 
                    
                        Intel Desktop Boards D845GRG and D845GBV Product Guide  Graphics Subsystem  The graphics subsystem features the following:  • Intel 845G chipset  • Intel Extreme Graphics  • 1.5 V AGP connector  Audio Subsystem   The audio subsystem features the following:  • Intel 845G chipset (AC ’97)    • Analog Devices Inc. AD1981A audio codec   NOTE  ✏  The line out connector, located on the back panel, is designed to power either headphones or  amplified speakers only.  Poor audio quality may occur if pass
                    
                    ملخص المحتوى في الصفحة رقم 15 
                    
                        Desktop Board Features  RJ-45 LAN Connector LEDs  Two LEDs are built into the RJ-45 LAN connector.  Table 3 describes the LED states when the  board is powered up and the LAN subsystem is operating.  Table 3. RJ-45 LAN Connector LEDs  LED Color LED State Indicates  Green  Off 10 Mbit/sec data rate is selected.  On 100 Mbit/sec data rate is selected.  Yellow  Off LAN link is not established.  On (steady state) LAN link is established.  On (brighter and pulsing) The computer is communicating with 
                    
                    ملخص المحتوى في الصفحة رقم 16 
                    
                        Intel Desktop Boards D845GRG and D845GBV Product Guide  Expansion Slots  Desktop Boards D845GRG and D845GBV have the following add-in card connectors:  Desktop Board D845GRG has:   • Three PCI bus add-in card connectors (SMBus routed to PCI bus connector 2)  • One AGP connector   • One optional CNR connector (slot shared with PCI bus connector 3)  Desktop Board D845GBV has:   • Six PCI bus add-in card connectors (SMBus routed to PCI bus connector 2)  • One AGP connector   • One optional CNR conn
                    
                    ملخص المحتوى في الصفحة رقم 17 
                    
                        Desktop Board Features  IDE Auto Configuration  If you install an IDE device (such as a hard drive) in your computer, the IDE auto-configuration  utility in the BIOS automatically detects and configures the device for your computer.  You do not  need to run the BIOS Setup program after installing an IDE device.  You can override the auto- configuration options by specifying manual configuration in the BIOS Setup program.  To use ATA-66/100 features, the following items are required:  • An ATA-66
                    
                    ملخص المحتوى في الصفحة رقم 18 
                    
                        Intel Desktop Boards D845GRG and D845GBV Product Guide  Suspend to RAM (Instantly Available PC Technology)   CAUTION  For Instantly Available PC technology, the 5 V standby line for the power supply must be capable  of delivering adequate +5 V standby current.  Failure to provide adequate standby current when  using this feature can damage the power supply and/or effect ACPI S3 sleep state functionality.  Instantly Available technology enables the board to enter the ACPI S3 (Suspend-to-RAM) slee
                    
                    ملخص المحتوى في الصفحة رقم 19 
                    
                        Desktop Board Features   CAUTION  Power supplies used with this board must be able to provide enough standby current to support the  standard Instantly Available (ACPI S3 sleep state) configuration.  If the standby current necessary  to support multiple wake events from the PCI and/or USB buses exceeds power supply capacity,  the Intel desktop board may lose register settings stored in memory.  For more information on standby current requirements for these desktop boards, refer to the TPS  by se
                    
                    ملخص المحتوى في الصفحة رقم 20 
                    
                        Intel Desktop Boards D845GRG and D845GBV Product Guide  Wake from PS/2 Keyboard/Mouse  PS/2 keyboard/mouse activity wakes the computer from an ACPI S1 or S3 state.  PME# Wakeup Support  When the PME# signal on the PCI bus is asserted, the computer wakes from an ACPI S1, S3, or  S5 state.  Speaker   A speaker is mounted on the desktop board.  The speaker provides audible error code (beep code)  information during the Power-On Self-Test (POST).  Battery  A battery on the Intel desktop board keeps