Intel D915GMH Product Specification

Intel D915GMH Manual

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  • Intel D915GMH | Product Specification - Page 1
    ® Desktop Board D915GMH Technical Product Specification December 2004 Order Number: C81296-001 The Intel® Desktop Board D915GMH may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata
  • Intel D915GMH | Product Specification - Page 2
    or characteristics of any features or instructions marked "reserved" or "undefined." Intel reserves these for future definition and 1793-421-333, other Countries 708-296-9333. Intel, Pentium, and Celeron are registered trademarks of Intel Corporation or its subsidiaries in the United States and other
  • Intel D915GMH | Product Specification - Page 3
    connectors, power and environmental requirements, and the BIOS for the Intel® Desktop Board D915GMH. It describes the standard product and available Board D915GMH A map of the resources of the Desktop Board The features supported by the BIOS Setup program A description of the BIOS error messages,
  • Intel D915GMH | Product Specification - Page 4
    Intel Desktop Board D915GMH Technical Product Specification Other Common Notation # (NxnX) GB GB/sec KB Kbit kbits/sec MB MB/sec Mbit Mbit/sec xxh x.x V * Used
  • Intel D915GMH | Product Specification - Page 5
    Board Layout 14 1.3.4 Block Diagram 16 1.4 Online Support ...17 1.5 Processor ...17 1.6 System Memory ...18 1.6.1 Memory Configurations 20 1.7 Intel® 915G Chipset ...24 1.7.1 Intel 915G Graphics Subsystem 24 1.7.2 USB ...26 1.7.3 IDE Support 26 1.7.4 Real-Time Clock, CMOS SRAM, and Battery
  • Intel D915GMH | Product Specification - Page 6
    Intel Desktop Board D915GMH Technical Product Specification 1.14.3 1.14.4 1.14.5 1.14.6 1.14.7 Module Ownership 49 Recovery Procedures 50 Clearing Trusted Platform Module Ownership 51 Software Support 52 2 Technical Reference 2.1 Introduction ...53 2.2 Memory Resources ...53 2.2.1 Addressable
  • Intel D915GMH | Product Specification - Page 7
    BIOS Updates ...88 3.6.1 Language Support 88 3.6.2 Custom Splash Screen 88 3.7 Boot Options ...89 3.7.1 CD-ROM Boot 89 3.7.2 Network Boot 89 3.7.3 Booting Without Attached Devices 89 3.7.4 Changing the Default Boot Device During POST 89 3.8 Fast Booting Systems with Intel® Rapid BIOS Boot 90
  • Intel D915GMH | Product Specification - Page 8
    Fan Connector 66 25. Chassis Intrusion Connector 66 26. Serial ATA Connectors 66 27. Main Power Connector 67 28. Processor Core Power Connector 68 29. Alternate Power Connector 68 30. Auxiliary Front Panel Power/Sleep LED Connector 69 31. Front Panel Connector 69 32. States for a
  • Intel D915GMH | Product Specification - Page 9
    Contents 44. Boot Device Menu Options 89 45. Supervisor and User Password Functions 91 46. BIOS Error Messages 93 47. Uncompressed INIT Code Checkpoints 95 48. Boot Block Recovery Code Checkpoints 95 49. Runtime Code Uncompressed in F000 Shadow RAM 96 50. Bus Initialization Checkpoints 99 51.
  • Intel D915GMH | Product Specification - Page 10
    Intel Desktop Board D915GMH Technical Product Specification x
  • Intel D915GMH | Product Specification - Page 11
    Change 11 1.3 Overview ...12 1.4 Online Support ...17 1.5 Processor ...17 1.6 System Memory ...18 1.7 Intel® 915G Chipset ...24 1.8 PCI Express this connector will henceforth be referred to as the Processor Core Power connector. For information about The BTX form factor Refer to http
  • Intel D915GMH | Product Specification - Page 12
    major features of the Desktop Board D915GMH. Table 1. Feature Summary Form Factor Processor Memory microBTX Form Factor (10.50 inches by 10.40 inches [266.70 millimeters by 264.16 millimeters]) Support for an Intel® Pentium® 4 processor in an LGA775 socket with an 800 or 533 MHz system bus • Four
  • Intel D915GMH | Product Specification - Page 13
    One of the following: • 10/100 Mbits/sec LAN subsystem using the Intel® 82562EZ Platform LAN Connect (PLC) device • Gigabit (10/100/1000 Mbits Yukon* 88E8050 PCI Express Gigabit Ethernet Controller RAID support RAID 0 and RAID 1 support with optional ICH6-R Security Trusted Platform Module (TPM
  • Intel D915GMH | Product Specification - Page 14
    Board D915GMH Technical Product Specification 1.3.3 Board Layout Figure 1 shows the location of the major components on the Desktop Board D915GMH. Line In RJ45 A X W V U T S BC D Intel R 82801 (ICH) Intel R 82915G R (GMCH) Q P O NM Figure 1. Board Components E F G H I J K L OM17544 14
  • Intel D915GMH | Product Specification - Page 15
    Jumper IEEE 1394a connectors (optional) Front chassis fan connector Front panel connector Alternate power LED connector Processor socket Processor core power connector (2 x 2) Processor fan header (4-pin, fan speed control) DIMM sockets Battery IDE connector ATAPI CD-ROM connector (optional
  • Intel D915GMH | Product Specification - Page 16
    LAN Connect Interfac e LPC Bus Parallel ATA IDE Connector Parallel ATA IDE Interface LGA775 Processor Socket System Bus (800/533 MHz) PCI Express x16 Interface PCI Express x16 Connector Intel 82915G Graphics and Memory Controller Hub (GMCH) VGA Port Channel A DIMMs (2) Display Interface Dual
  • Intel D915GMH | Product Specification - Page 17
    Board D915GMH Processor data sheets ICH6 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.com/design/motherbd
  • Intel D915GMH | Product Specification - Page 18
    MHz and DDR 333 MHz SDRAM DIMMs Table 4 lists the supported system bus frequency and memory speed combinations. Table 4. Supported System Bus Frequency and Memory Speed Combinations To use this type of DIMM... DDR 400 DDR 333 (Note) The processor's system bus frequency must be... 800 MHz 800 or
  • Intel D915GMH | Product Specification - Page 19
    Product Description Table 5 lists the supported DIMM configurations. Table 5. Supported Memory Configurations DIMM Capacity SDRAM Configuration Density SDRAM Organization Front-side/Back-side Number of SDRAM Devices 128 MB SS 256 Mbit 16 M x 16/empty 4
  • Intel D915GMH | Product Specification - Page 20
    Desktop Board D915GMH Technical Product Specification 1.6.1 Memory Configurations The Intel 82915G GMCH supports two types of memory organization: • Dual channel (Interleaved) mode. This mode offers the highest throughput for real world applications. Dual channel mode is enabled when
  • Intel D915GMH | Product Specification - Page 21
    Product Description 1.6.1.1 Dual Channel (Interleaved) Mode Configurations Figure 4 shows a dual channel configuration using two DIMMs. In this example, the DIMM0 (blue) sockets of both channels are populated with identical DIMMs. 1 GB 1 GB Channel A, DIMM 0 Channel A, DIMM 1 Channel B, DIMM 0
  • Intel D915GMH | Product Specification - Page 22
    Intel Desktop Board D915GMH Technical Product Specification Figure 6 shows a dual channel configuration using four DIMMs. In this example, the combined capacity of the two DIMMs in
  • Intel D915GMH | Product Specification - Page 23
    Product Description 1.6.1.2 Single Channel (Asymmetric) Mode Configurations NOTE Dual channel (Interleaved) mode configurations provide the highest memory throughput. Figure 7 shows a single channel configuration using one DIMM. In this example, only the DIMM0 (blue) socket of Channel A is
  • Intel D915GMH | Product Specification - Page 24
    engine ⎯ 333 MHz core frequency ⎯ 256-bit 2-D engine ⎯ 32-bit 3-D engine ⎯ Motion video acceleration ⎯ Pixel Shader 2.0 ⎯ 4-pixel pipes ⎯ DirectX 9.0 Hardware Acceleration ⎯ Software Vertex Shader • Up to 2048 x 1536 at 75 Hz refresh • With Advanced Digital Display 2 (ADD2-R) card support flat panel
  • Intel D915GMH | Product Specification - Page 25
    ADD2-R card • Dynamic Video Memory Technology (DVMT) support up to 224 MB • Intel® Zoom Utility For information about DVMT Obtaining graphics The use of DVMT requires operating system driver support. 1.7.1.3 Advanced Digital Display 2 (ADD2-R) Card Support The GMCH routes two multiplexed DVO ports
  • Intel D915GMH | Product Specification - Page 26
    Intel Desktop Board D915GMH Technical Product Specification NOTE This board supports ADD2-R cards only. Other types of ADD2 cards are not compatible with this board. 1.7.2 USB The board supports up to eight USB 2.0 ports, supports UHCI and EHCI, and uses UHCI- and EHCI-compatible drivers. The ICH6
  • Intel D915GMH | Product Specification - Page 27
    (LBA) and Extended Cylinder Head Sector (ECHS) translation modes. The drive reports the transfer rate and translation mode to the BIOS. The board supports Laser Servo (LS-120) diskette technology through the Parallel ATA IDE interfaces. An LS-120 drive can be configured as a boot device by setting
  • Intel D915GMH | Product Specification - Page 28
    The following steps are required to successfully establish a RAID configuration. 1. Enable RAID Support in BIOS. 2. Create a RAID array using the Intel Application Accelerator (IAA) utility. 3. Install the IAA RAID driver. 4. Format the RAID array. 5. Install the IAA Companion Utility (this step is
  • Intel D915GMH | Product Specification - Page 29
    . For information about The location of the parallel port connector Refer to Figure 19, page 62 1.9.3 Diskette Drive Controller The I/O controller supports one diskette drive. Use the BIOS Setup program to configure the diskette drive interface. For information about The location of the diskette
  • Intel D915GMH | Product Specification - Page 30
    connected or disconnected. For information about The location of the keyboard and mouse connectors Refer to Figure 19, page 62 1.10 Audio Subsystem The board supports the Intel High Definition audio subsystem based on the Realtek ALC880 or the Realtek ALC860 audio codec. The audio subsystem
  • Intel D915GMH | Product Specification - Page 31
    Product Description 1.10.1 Audio Subsystem Software Audio software and drivers are available from Intel's World Wide Web site. For information about Refer to Obtaining audio software and drivers Section 1.4, page 17 1.10.2 Audio Connectors The board contains audio connectors on both the back
  • Intel D915GMH | Product Specification - Page 32
    the following: • Intel 82801FR I/O Controller Hub (ICH6) • Realtek ALC880 audio codec • Microphone input that supports a single dynamic, condenser, or electret microphone The front and back panel audio connectors are configurable through the audio device drivers.
  • Intel D915GMH | Product Specification - Page 33
    Product Description Figure 10 is a block diagram of the 8-channel (7.1) audio subsystem. 82801FB I/O Controller Hub (ICH6) Intel High Definition Audio Link Realtek ALC880 Audio Codec Mic In/Retasking Jack B Line In/Retasking Jack C Line Out/Retasking Jack D Front Panel Retasking Jack A/E [Port
  • Intel D915GMH | Product Specification - Page 34
    the following: • Intel 82801FB I/O Controller Hub (ICH6) • Realtek ALC860 audio codec • Microphone input that supports a single dynamic, condenser, or electret microphone The front and back panel audio connectors are configurable through the audio device drivers.
  • Intel D915GMH | Product Specification - Page 35
    connect interface that supports the 82562EZ • PCI Conventional bus power management ⎯ Supports ACPI technology ⎯ Supports LAN wake Intel® 82562EZ Physical Layer Interface Device The Intel 82562EZ provides the following functions: • Basic 10/100 Ethernet LAN connectivity • Full device driver
  • Intel D915GMH | Product Specification - Page 36
    Intel Desktop Board D915GMH Technical Product Specification Table 6 describes the LED 802.1q support • 10/100/1000 IEEE 802.3 compliant • Compliant to 802.3x flow control support • Jumbo frame support • TCP, IP, UDP checksum offload • Automatic MDI/MDIX crossover • Full device driver compatibility
  • Intel D915GMH | Product Specification - Page 37
    the following ASF support for the onboard 10/100/1000 LAN subsystem, PCI Express x1 bus add-in LAN cards, and PCI Conventional bus add-in LAN cards installed in PCI Conventional bus slot 2: • Monitoring of system firmware progress events, including: ⎯ BIOS present ⎯ Primary processor initialization
  • Intel D915GMH | Product Specification - Page 38
    drivers are available from Intel's World Wide Web site. For information about Refer to Obtaining LAN software and drivers temperature sensor • Two remote thermal diode sensors for direct monitoring of processor temperature and ambient temperature sensing • Power supply monitoring of five voltages
  • Intel D915GMH | Product Specification - Page 39
    Figure 15 shows the location of the sensors and fan connectors. Product Description E B Intel R 82801 (ICH) Intel R 82915G (GMCH) C D A F Item A B C D E F Description Thermal diode, located on processor die Remote ambient temperature sensor Ambient temperature sensor, internal to hardware
  • Intel D915GMH | Product Specification - Page 40
    Fan monitoring can be implemented using Intel® Desktop Utilities, LANDesk* software, 1.12.4 Chassis Intrusion and Detection The board supports a chassis security feature that detects if the boards (some add-in boards may require an ACPI-aware driver), video displays, and hard disk drives • Methods for
  • Intel D915GMH | Product Specification - Page 41
    9 lists the power states supported by the board along with the the computer. Sleeping States S0 - working S1 - Processor stopped S3 - Suspend to RAM. Context saved to RAM 2) Power < 5 W (Note 2) No power to the system. Service can be performed safely. Notes: 1. Total system power is dependent on
  • Intel D915GMH | Product Specification - Page 42
    Intel Desktop Board D915GMH Technical Product Specification 1.13.1.2 Wake-up requires an operating system that provides full ACPI support. In addition, software, drivers, and peripherals must fully support ACPI wake events. 1.13.2 Hardware Support CAUTION Ensure that the power supply provides
  • Intel D915GMH | Product Specification - Page 43
    input of the hardware monitoring and fan control ASIC. • All fan connectors support closed-loop fan control that can adjust the fan speed or switch the fan connectors and sensors for thermal monitoring The signal names of the processor fan connector The signal names of the chassis fan connectors
  • Intel D915GMH | Product Specification - Page 44
    Intel Desktop Board D915GMH Technical Product Specification 1.13.2.3 LAN Wake Capabilities . The use of Instantly Available PC technology requires operating system support and PCI 2.2 compliant add-in cards, PCI Express add-in cards, and drivers. 1.13.2.5 Resume on Ring The operation of Resume on
  • Intel D915GMH | Product Specification - Page 45
    states. ✏ NOTE Wake from USB requires the use of a USB peripheral that supports Wake from USB. 1.13.2.7 Wake from PS/2 Devices PS/2 device activity wakes from an ACPI S1 or S3 state. 1.13.2.8 PME# Signal Wake-up Support When the PME# signal on the PCI Conventional bus is asserted, the computer wakes
  • Intel D915GMH | Product Specification - Page 46
    attacks. 1.14.1 System Requirements • Intel Desktop Board D915GMH • Microsoft Windows follow the instructions below may cause you to lose data. Read and follow these instructions prior to a platform failure and/or replacement of the motherboard, recovery procedures may allow migratable keys to be
  • Intel D915GMH | Product Specification - Page 47
    Product Description 1.14.3 Security Precautions Security, like any other aspect of computer maintenance requires planning. What is unique about security has to do with understanding who "friends" and adversaries are. The TPM provides mechanisms to enable the owner/user to protect their information
  • Intel D915GMH | Product Specification - Page 48
    Intel Desktop Board D915GMH Technical Product Specification 1.14.3.2 Emergency Recovery File Back Up Procedures The Emergency Recovery Token (SPEmRecToken.xml) must be saved or moved to a
  • Intel D915GMH | Product Specification - Page 49
    Product Description 1.14.5 Enabling the Trusted Platform Module The Trusted Platform Module is disabled by default when shipped to insure that the owner/end customer of the system initializes the TPM and configures all security passwords. The owner/end customer should use the following steps to
  • Intel D915GMH | Product Specification - Page 50
    Intel Desktop Board D915GMH Technical Product Specification 15. Follow the instructions and create and document the locations for is not present when a new key is generated, then keys will have to be manually backed up using the Key Transfer Manager when the removable media is available. 19. All
  • Intel D915GMH | Product Specification - Page 51
    Recovery procedures may allow the migratable keys to be recovered and might restore access to encrypted data. (Review the Recovery Procedures for detailed instructions). The TPM may be cleared to transfer ownership of the platform to a new owner. 1. Observe precautions in the above WARNING then open
  • Intel D915GMH | Product Specification - Page 52
    Intel Desktop Board D915GMH Technical Product Specification 1.14.9 Software Support • For assistance with the Infineon Security Platform Software, visit the web at: http://www.infineon.com • For assistance with the Wave System EMBASSY Trust Suite, visit the web at: http://www.wave.com/support/ets.
  • Intel D915GMH | Product Specification - Page 53
    2 Technical Reference What This Chapter Contains 2.1 Introduction ...53 2.2 Memory Resources ...53 2.3 DMA Channels ...55 2.4 Fixed I/O Map...56 2.5 PCI Configuration Space Map 57 2.6 Interrupts ...58 2.7 PCI Conventional Interrupt Routing Map 59 2.8 Connectors...60 2.9 Jumper Block ...72 2.10
  • Intel D915GMH | Product Specification - Page 54
    Intel Desktop Board D915GMH Technical Product Specification The amount of installed memory that can be used will vary based on add-in cards and BIOS settings.
  • Intel D915GMH | Product Specification - Page 55
    Technical Reference 2.2.2 Memory Map Table 11 lists the system memory map. Table 11. System Memory Map Address Range (decimal) 1024 K - 4194304 K 960 K - 1024 K 896 K - 960 K 800 K - 896 K Address Range (hex) 100000 - FFFFFFFF F0000 - FFFFF E0000 - EFFFF C8000 - DFFFF 640 K - 800 K 639 K - 640
  • Intel D915GMH | Product Specification - Page 56
    Intel Desktop Board D915GMH Technical Product Specification 2.4 Fixed I/O Map Table 13. I/O Map Address (hex) Size Description 0000 - 00FF 0170 - 0177 256 bytes 8 bytes Used by the
  • Intel D915GMH | Product Specification - Page 57
    01 02 03 07 00 00 01 02 03 00 00 Description Memory controller of Intel 82915G component PCI Express x16 graphics port (Note 1) Integrated graphics controller Integrated graphics controller Intel High Definition Audio Controller PCI Express port 1 (PCI Express x1 bus connector 1) PCI Express port
  • Intel D915GMH | Product Specification - Page 58
    Intel Desktop Board D915GMH Technical Product Specification 2.6 Interrupts The interrupts can be routed through either the Programmable Interrupt Controller (PIC) or the Advanced Programmable Interrupt Controller (APIC) portion of the ICH6 component. The PIC is supported in Windows 98 SE and
  • Intel D915GMH | Product Specification - Page 59
    Technical Reference 2.7 PCI Conventional Interrupt Routing Map This section describes interrupt sharing and how the interrupt signals are connected between the PCI Conventional bus connectors and onboard PCI Conventional devices. The PCI Conventional specification describes how interrupts can be
  • Intel D915GMH | Product Specification - Page 60
    Intel Desktop Board D915GMH Technical Product Specification 2.8 Connectors CAUTION Only the following connectors have overcurrent protection: back panel USB, front panel USB, and PS/2. The other
  • Intel D915GMH | Product Specification - Page 61
    Technical Reference 2.8.1.1 Back Panel Connectors For 8-Channel (7.1) Audio Subsystem Figure 18 shows the location of the back panel connectors for boards equipped with the 8-channel (7.1) audio subsystem. A B C D E M L K J I HG F OM17329 Figure 18. Back Panel Connectors for 8-Channel
  • Intel D915GMH | Product Specification - Page 62
    Intel Desktop Board D915GMH Technical Product Specification 2.8.1.2 Back Panel Connectors For 6-Channel (5.1) Audio Subsystem Figure 19 shows the location of the back panel connectors for boards
  • Intel D915GMH | Product Specification - Page 63
    Technical Reference Table 18. Back Panel Connectors Shown in Figure 19 Item/callout from Figure 19 A B C D E F G H I J K Description PS/2 mouse port [Green] Parallel port [Burgundy] IEEE-1394a connector (optional) LAN Audio line in/Retasking Jack C [Blue] Front left/right channel audio out/Two
  • Intel D915GMH | Product Specification - Page 64
    Product Specification 2.8.2 Component-side Connectors Figure 20 shows the locations of the component-side connectors. A BC D U T S R Q Intel R 82801 (ICH) Intel R 82915G (GMCH) P O NM Figure 20. Component-side Connectors Table 19 lists the component-side connectors identified in Figure
  • Intel D915GMH | Product Specification - Page 65
    panel IEEE-1394a connectors (optional) Front chassis fan connector Front panel connector Auxiliary front panel power LED connector Processor core power connector (2 x 2) Processor fan connector Parallel ATA IDE connector ATAPI CD-ROM connector (optional) Rear chassis fan connector S/PDIF connector
  • Intel D915GMH | Product Specification - Page 66
    Intel Desktop Board D915GMH Technical Product Specification Table 22. Front Panel Audio Connector Pin Signal Name 1 Chassis Fan Connectors Pin Signal Name 1 Control 2 +12 V 3 Tach Table 24. Processor Fan Connector Pin Signal Name 1 Ground 2 +12 V 3 FAN_TACH 4 FAN_CONTROL Table
  • Intel D915GMH | Product Specification - Page 67
    boards. The board supports the use of power supplies with either 2 x 10 or 2 x 12 main power cables. When using a power supply with a 2 x 10 main power cable, attach that cable on the rightmost pins of the main power connector, leaving pins 11, 12, 23, and 24 unconnected. • Processor Core power
  • Intel D915GMH | Product Specification - Page 68
    Intel Desktop Board D915GMH Technical Product Specification Table 28. Processor Core Power Connector Pin Signal Name Pin 1 Ground 2 3 +12 V bus connector 2. This enables PCI Conventional bus add-in boards with SMBus support to access sensor data on the board. The specific SMBus signals are
  • Intel D915GMH | Product Specification - Page 69
    Technical Reference 2.8.2.3 Auxiliary Front Panel Power/Sleep LED Connector Pins 1 and 3 of this connector duplicate the signals on pins 2 and 4 of the front panel connector. Table 30. Auxiliary Front Panel Power/Sleep LED Connector Pin Signal Name 1 HDR_BLNK_GRN 2 Not connected 3
  • Intel D915GMH | Product Specification - Page 70
    Intel Desktop Board D915GMH Technical Product Specification 2.8.2.4.1 Hard Drive Activity LED Connector [Yellow] Pins 1 and 3 [Yellow] can be connected to an LED to provide a visual indicator
  • Intel D915GMH | Product Specification - Page 71
    Technical Reference 2.8.2.5 Front Panel USB Connectors Figure 22 is a connection diagram for the front panel USB connectors. # INTEGRATOR'S NOTES • The +5 V DC power on the USB connector is fused. • Pins 1, 3, 5, and 7 comprise one USB port. • Pins 2, 4, 6, and 8 comprise one USB port. • Use only a
  • Intel D915GMH | Product Specification - Page 72
    Intel Desktop Board D915GMH Technical Product Specification 2.9 Jumper Block CAUTION Do recovery. When the jumper is set to configure mode and the computer is poweredup, the BIOS compares the processor version and the microcode version in the BIOS and reports if the two match. 3 1 Figure 24.
  • Intel D915GMH | Product Specification - Page 73
    Technical Reference 2.10 Mechanical Considerations 2.10.1 Form Factor The board is designed to fit into a BTX-form-factor chassis. Figure 25 illustrates the mechanical form factor of the board. Dimensions are given in inches [millimeters]. The outer dimensions are 10.50 inches by 10.40 inches [266.
  • Intel D915GMH | Product Specification - Page 74
    Intel Desktop Board D915GMH Technical Product Specification 2.10.2 I/O Shield The back panel I/O shield for the board must meet specific dimension and material requirements. Systems based on
  • Intel D915GMH | Product Specification - Page 75
    0.039 Dia. [1.00] 0.380 [9.65] 0.00 0.361 [9.18] 0.370 [9.40] 0.512 [13.00] 6.808 Ref [172.93] 6.692 ±0.010 [168.98 ±0.254] Technical Reference 1.687 Ref [42.84] 0.455 [11.55] 0.00 0.230 [5.84] 0.677 [17.19] 0.928 [23.56] 2.075 [52.70] 3.557 [90.34] 4.334 [110.07] 5.51 [139.92] OM17553 Figure
  • Intel D915GMH | Product Specification - Page 76
    Intel Desktop Board D915GMH Technical Product Specification 2.11 Electrical Considerations with a 500 mA current draw per USB port. These calculations are not based on specific processor values or memory configurations but are based on the minimum and maximum current draw possible from the
  • Intel D915GMH | Product Specification - Page 77
    standby current required depends on the wake devices supported and manufacturing options. System integrators should refer to may result in reduced performance of both the processor and/or voltage regulator or, in some Intel makes no warranties or representations that merely following the instructions
  • Intel D915GMH | Product Specification - Page 78
    Intel Desktop Board D915GMH Technical Product Specification A B C E D Item A B C D E Description Intel 82915G GMCH Intel 82801FB ICH6 1.5 V core and front side bus voltage regulator areas Processor Processor voltage regulator area Figure 28. Localized High Temperature Zones OM17547 78
  • Intel D915GMH | Product Specification - Page 79
    Desktop Board D915GMH. Table 37. Thermal Considerations for Components Component Intel Pentium 4 processor Intel 82915G GMCH Intel 82801FB ICH6 Maximum Case Temperature For processor case temperature, see processor datasheets and processor specification updates 99 oC (under bias) 110 oC (under
  • Intel D915GMH | Product Specification - Page 80
    Intel Desktop Board D915GMH Technical Product Specification 2.14 Environmental Table 38 lists the environmental specifications for the board. Table 38. Environmental Specifications Parameter Temperature Non-Operating
  • Intel D915GMH | Product Specification - Page 81
    Technical Reference 2.15 Regulatory Compliance This section describes the Desktop Board's compliance with U.S. and international safety and electromagnetic compatibility (EMC) regulations. 2.15.1 Safety Regulations Table 39 lists the safety regulations the Desktop Board D915GMH complies with when
  • Intel D915GMH | Product Specification - Page 82
    energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is Any changes or modifications to the equipment not expressly approved by Intel Corporation could void the user's authority to operate the equipment. 2.15
  • Intel D915GMH | Product Specification - Page 83
    following materials that may be regulated upon disposal: lead solder on the printed wiring board assembly. 2.15.4.2 Recycling Considerations Intel encourages its customers to recycle its products and their components (e.g., batteries, circuit boards, plastic enclosures, etc.) whenever possible. In
  • Intel D915GMH | Product Specification - Page 84
    component side). The CE mark should also be on the shipping container. Australian Communications Authority (ACA) C-Tick mark. Includes adjacent Intel supplier code number, N-232. The C-tick mark should also be on the shipping container. Printed wiring board manufacturer's recognition mark: consists
  • Intel D915GMH | Product Specification - Page 85
    Flash Memory Organization 86 3.3 Resource Configuration 86 3.4 System Management BIOS (SMBIOS 87 3.5 Legacy USB Support...87 3.6 BIOS Updates ...88 3.7 Boot Options ...89 3.8 Fast Booting Systems with Intel® Rapid BIOS Boot 90 3.9 BIOS Security Features 91 3.1 Introduction The board uses an
  • Intel D915GMH | Product Specification - Page 86
    Intel Desktop Board D915GMH Technical Product Specification Table 42 lists the BIOS Setup program menu features. Table 42. BIOS Setup Program Menu Bar Maintenance Main Advanced Security Clears passwords and displays processor information Displays processor support. The IDE interface supports
  • Intel D915GMH | Product Specification - Page 87
    specifying manual configuration , and processor speed support, an SMBIOS service-level application running on a non-Plug and Play operating system can obtain the SMBIOS information. 3.5 Legacy USB Support Legacy USB support enables USB devices to be used even when the operating system's USB drivers
  • Intel D915GMH | Product Specification - Page 88
    Web. • Intel® Flash Memory Update Utility, which requires creation of a boot diskette and manual rebooting of instructions distributed with the upgrade utility before attempting a BIOS update. For information about The Intel World Wide Web site Refer to Section 1.4, page 17 3.6.1 Language Support
  • Intel D915GMH | Product Specification - Page 89
    boot device, the hard drive second, and the ATAPI CD-ROM third. The fourth device is disabled. 3.7.1 CD-ROM Boot Booting from CD-ROM is supported in compliance to the El Torito bootable CD-ROM format specification. Under the Boot menu in the BIOS Setup program, ATAPI CD-ROM is listed
  • Intel D915GMH | Product Specification - Page 90
    more quickly, which enables the system to boot more quickly. 3.8.2 Intel Rapid BIOS Boot Use of the following BIOS Setup program settings reduces the boot process to the point where the system boots so quickly that the Intel logo screen (or a custom logo splash screen) will not be seen. Monitors
  • Intel D915GMH | Product Specification - Page 91
    Overview of BIOS Features 3.9 BIOS Security Features The BIOS includes security features that restrict access to the BIOS Setup program and who can boot the computer. A supervisor password and a user password can be set for the BIOS Setup program and for booting the computer, with the following
  • Intel D915GMH | Product Specification - Page 92
    Intel Desktop Board D915GMH Technical Product Specification 92
  • Intel D915GMH | Product Specification - Page 93
    4 Error Messages and Beep Codes What This Chapter Contains 4.1 BIOS Error Messages 93 4.2 Port 80h POST Codes 95 4.3 Bus Initialization Checkpoints 99 4.4 Speaker...100 4.5 BIOS Beep Codes...100 4.1 BIOS Error Messages Table 46 lists the error messages and provides a brief description of each.
  • Intel D915GMH | Product Specification - Page 94
    Intel Desktop Board D915GMH Technical Product Specification Table 46. BIOS Error Messages ( Increased Memory size has increased since the last boot. If no memory was added there may be a problem with the system. Memory Size Changed Memory size has changed since the last boot. If no memory was
  • Intel D915GMH | Product Specification - Page 95
    (if present). Init code Checksum verification starting. Keyboard controller BAT test, CPU ID saved, and going to 4 GB flat mode. Do necessary chipset timer, initialize DMA controller and interrupt controller. Initialize extra (Intel Recovery) Module. Initialize floppy drive. Try to boot from floppy
  • Intel D915GMH | Product Specification - Page 96
    Intel Desktop Board D915GMH Technical Product Specification Table 49. Runtime Code reset/power-on. BIOS stack set. Going to disable cache if any. POST code to be uncompressed. CPU init and CPU data area init to be done. CMOS checksum calculation to be done next. Any initialization before keyboard
  • Intel D915GMH | Product Specification - Page 97
    . Memory testing/initialization above 1M complete. Going to save memory size information. Memory size information is saved. CPU registers are saved. Going to enter in real mode. Shutdown successful, CPU in real mode. Going to disable gate A20 line and disable parity/NMI. A20 address line, parity/NMI
  • Intel D915GMH | Product Specification - Page 98
    Intel Desktop Board D915GMH Technical Product Specification Table 49. Runtime Code Uncompressed in F000 Shadow display the system configuration. Put INT13 module runtime image to shadow. Generate MP for multiprocessor support (if present). Put CGA INT10 module (if present) in Shadow. continued 98
  • Intel D915GMH | Product Specification - Page 99
    Error Messages and Beep Codes Table 49. Runtime Code Uncompressed in F000 Shadow RAM (continued) Code AE B1 00 Description of POST Operation Uncompress SMBIOS module and init SMBIOS code and form the runtime SMBIOS image in shadow. Going to copy any code to specific area. Copying of code to
  • Intel D915GMH | Product Specification - Page 100
    Intel Desktop Board a recoverable error occurs during POST, the BIOS displays an error message describing the problem (see Table 53). The BIOS also issues a beep code (one long tone Beep Codes Beep 1 3 6 7 8 Description CPU error Memory error System failure System failure Video error 100
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December 2004
Order Number:
C81296-001
The Intel
®
Desktop Board D915GMH 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 D915GMH Specification Update.
Intel
®
Desktop Board
D915GMH
Technical Product Specification