Intel BOXD945PAWLK Product Specification
Intel BOXD945PAWLK - Desktop Board D945PAW Manual
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- Intel BOXD945PAWLK | Product Specification - Page 1
® Desktop Board D945PAW Technical Product Specification May 2005 Order Number: D14067-001US The Intel® Desktop Board D945PAW may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized errata - Intel BOXD945PAWLK | Product Specification - Page 2
not be supported without further evaluation by Intel. Intel Corporation may have any features or instructions marked "reserved" or "undefined." Intel reserves these other Countries 708-296-9333. Intel, Pentium, and Celeron are registered trademarks of Intel Corporation or its subsidiaries in the - Intel BOXD945PAWLK | Product Specification - Page 3
connectors, power and environmental requirements, and the BIOS for the Intel® Desktop Board D945PAW. It describes the standard product and available Board D945PAW 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 BOXD945PAWLK | Product Specification - Page 4
Intel Desktop Board D945PAW Technical Product Specification Other Common Notation # (NxnX) GB GB/sec Gbits/sec KB Kbit kbits/sec MB MB/sec Mbit Mbit/sec - Intel BOXD945PAWLK | Product Specification - Page 5
Manufacturing Options 11 1.2.3 Board Layout 12 1.2.4 Block Diagram 14 1.3 Online Support ...15 1.4 Processor ...15 1.5 System Memory ...16 1.5.1 Memory Configurations 17 1.6 Intel® 945P Chipset...21 1.6.1 USB ...21 1.6.2 IDE Support 22 1.6.3 Real-Time Clock, CMOS SRAM, and Battery 23 1.7 PCI - Intel BOXD945PAWLK | Product Specification - Page 6
Intel Desktop Board D945PAW Technical Product Specification 2 Technical Reference 2.1 Introduction ...39 2.2 Memory Resources ...39 70 3.3.2 PCI IDE Support 70 3.4 System Management BIOS (SMBIOS 71 3.5 Legacy USB Support...71 3.6 BIOS Updates ...72 3.6.1 Language Support 72 3.6.2 Custom Splash - Intel BOXD945PAWLK | Product Specification - Page 7
22. Board Dimensions...57 23. I/O Shield Dimensions 58 24. Processor Heatsink for Omni-directional Airflow 61 25. Localized High Temperature Zones Manufacturing Options 11 3. Board Components Shown in Figure 1 13 4. Supported Memory Configurations 16 5. LAN Connector LED States 28 6. LAN - Intel BOXD945PAWLK | Product Specification - Page 8
Intel Desktop Board D945PAW Technical Product Specification 10. System Memory Map 41 11. DMA Channels ... 50 22. Front and Rear Chassis Fan Connectors 50 23. Main Power Connector 51 24. Processor Core Power Connector 51 25. Auxiliary Front Panel Power/Sleep LED Connector 52 26. Front Panel - Intel BOXD945PAWLK | Product Specification - Page 9
Change 9 1.2 Overview ...10 1.3 Online Support ...15 1.4 Processor ...15 1.5 System Memory ...16 1.6 Intel® 945P Chipset...21 1.7 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://www. - Intel BOXD945PAWLK | Product Specification - Page 10
the major features of the board. Table 1. Feature Summary Form Factor Processor Memory Chipset Video microBTX Form Factor (10.40 inches by 10.50 inches [264.16 millimeters by 266.70 millimeters]) Support for an Intel® Pentium® 4 processor in an LGA775 socket with a 1066, 800, or 533 MHz system - Intel BOXD945PAWLK | Product Specification - Page 11
Table 2 describes the manufacturing options. Not every manufacturing option is available in all marketing channels. Please contact your Intel representative to determine which manufacturing options are available to you. Table 2. Manufacturing Options IEEE-1394a Interface IEEE-1394a controller - Intel BOXD945PAWLK | Product Specification - Page 12
Intel Desktop Board D945PAW Technical Product Specification 1.2.3 Board Layout Figure 1 shows the location of the major components. A B C FF EE DD D CC E BB AA Z Y X W VU T S R Q PO Figure 1. - Intel BOXD945PAWLK | Product Specification - Page 13
fan connector Q Auxiliary front panel power LED connector R Intel 82801G I/O Controller Hub (ICH7) S LGA775 processor socket T Intel 82945P MCH U Remote thermal sensor V Processor core power connector W Processor fan connector X DIMM Channel A sockets [2] Y DIMM Channel B sockets - Intel BOXD945PAWLK | Product Specification - Page 14
Express x1 Slot 1 Parallel ATA IDE Connector Parallel ATA IDE Interface LGA775 Processor Socket System Bus (1066/800/533 MHz) PCI Express x16 Interface PCI Express x16 Connector Intel 945P Chipset Intel 82945P Memory Controller Hub (MCH) Gigabit Ethernet Controller (Optional) LAN Connector - Intel BOXD945PAWLK | Product Specification - Page 15
Desktop Board D945PAW Processor data sheets ICH7 addressing Custom splash screens Audio software and utilities LAN software and drivers Supported video modes Visit this World Wide Web site: http://www.intel.com/design/motherbd http://support.intel.com/support/motherboards/desktop http://developer - Intel BOXD945PAWLK | Product Specification - Page 16
Intel Desktop Board D945PAW Technical Product Specification 1.5 System Memory The board has four DIMM sockets and support the following memory features: • 1.8 V (only) DDR2 SDRAM DIMMs with gold-plated contacts • Unbuffered, single-sided or double-sided DIMMs with the following restriction: Double- - Intel BOXD945PAWLK | Product Specification - Page 17
Product Description 1.5.1 Memory Configurations The Intel 82945P MCH 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 BOXD945PAWLK | Product Specification - Page 18
Intel Desktop Board D945PAW Technical Product Specification 1.5.1.1 Dual Channel (Interleaved) Mode Configurations Figure 4 shows a dual channel configuration using two DIMMs. In this example, the DIMM0 (blue) - Intel BOXD945PAWLK | Product Specification - Page 19
Product Description Figure 6 shows a dual channel configuration using four DIMMs. In this example, the combined capacity of the two DIMMs in Channel A equal the combined capacity of the two DIMMs in Channel B. Also, the DIMMs are matched between DIMM0 and DIMM1 of both channels. 256 MB 512 MB 256 - Intel BOXD945PAWLK | Product Specification - Page 20
Intel Desktop Board D945PAW Technical Product Specification 1.5.1.2 Single Channel (Asymmetric) Mode Configurations NOTE Dual channel (Interleaved) mode configurations provide the highest memory throughput. Figure 7 shows a single - Intel BOXD945PAWLK | Product Specification - Page 21
chipset Resources used by the chipset Refer to http://developer.intel.com/ Chapter 2 1.6.1 USB The board supports up to eight USB 2.0 ports, supports UHCI and EHCI, and uses UHCI- and EHCI-compatible drivers. The ICH7 provides the USB controller for all ports. The port arrangement is as follows - Intel BOXD945PAWLK | Product Specification - Page 22
supports the following modes: • Programmed I/O (PIO): processor controls data transfer. • 8237-style DMA: DMA offloads the processor, supporting bus supporting host and target throttling and transfer rates of up to 66 MB/sec. ATA-66 protocol is similar to Ultra DMA and is device driver compatible - Intel BOXD945PAWLK | Product Specification - Page 23
for the PCI Express enhanced configuration mechanism • Automatic discovery, link training, and initialization • Support for Active State Power Management (ASPM) • SMBus 2.0 support • Wake# signal supporting wake events from ACPI S1, S3, S4, or S5 • Software compatible with the PCI Power Management - Intel BOXD945PAWLK | Product Specification - Page 24
Intel Desktop Board D945PAW Technical Product Specification 1.8 IEEE-1394a with Extended Capabilities Port (ECP) and Enhanced Parallel Port (EPP) support • Serial IRQ interface compatible with serialized IRQ support for PCI Conventional bus systems • PS/2-style mouse and keyboard interfaces - Intel BOXD945PAWLK | Product Specification - Page 25
The board supports the Intel High Definition audio subsystem based on the Sigmatel* 9220 audio codec. The audio subsystem supports the following software and drivers are available from Intel's World Wide Web site. For information about Refer to Obtaining audio software and drivers Section 1.3, - Intel BOXD945PAWLK | Product Specification - Page 26
Intel 82801G I/O Controller Hub (ICH7) • Sigmatel 9220 audio codec • Microphone input that supports a single dynamic, condenser, or electret microphone The back panel audio connectors are configurable through the audio device drivers Controller Hub (ICH7) Intel High Definition Audio Link Sigmatel - Intel BOXD945PAWLK | Product Specification - Page 27
CSMA/CD protocol engine • LAN connect interface that supports the 82562GX • PCI Conventional bus power management ⎯ Supports ACPI technology ⎯ Supports LAN wake capabilities 1.11.1 LAN Subsystem Software LAN software and drivers are available from Intel's World Wide Web site. For information about - Intel BOXD945PAWLK | Product Specification - Page 28
Board D945PAW Technical Product Specification 1.11.2.1 Intel® 82562GX Physical Layer Interface Device The Intel 82562GX provides the following functions: • 10/100 Ethernet LAN connectivity • Full device driver compatibility • Programmable transit threshold • Configuration EEPROM that contains - Intel BOXD945PAWLK | Product Specification - Page 29
. 1.11.3.1 Intel® 82573V/82574V Gigabit Ethernet Controller The Intel 82573V/82574V Gigabit Ethernet Controller supports the following features • Advanced packet filtering • Full device driver compatibility • PCI Express Power Management Support 1.11.3.2 RJ-45 LAN Connector with Integrated - Intel BOXD945PAWLK | Product Specification - Page 30
diode sensors for direct monitoring of processor temperature and ambient temperature sensing • Power Chassis Intrusion and Detection The board supports a chassis security feature that detects if Monitoring Fan monitoring can be implemented using Intel® Desktop Utilities or third-party software. - Intel BOXD945PAWLK | Product Specification - Page 31
13 Item A B C D E F B F OM17844 Description Remote ambient temperature sensor Thermal diode, located on processor die Ambient temperature sensor, internal to hardware monitoring and fan control ASIC Processor fan Rear chassis fan Front chassis fan Figure 13. Thermal Sensors and Fan Connectors - Intel BOXD945PAWLK | Product Specification - Page 32
Intel Desktop Board D945PAW Technical Product Specification 1.13 Power Management Power management is implemented at several levels, including: • Software support through Advanced Configuration and Power Interface (ACPI) • Hardware support may require an ACPI-aware driver), video displays, and hard - Intel BOXD945PAWLK | Product Specification - Page 33
Table 8 lists the power states supported by the board along with the state. Full power > 30 W G1 - sleeping state S1 - Processor stopped C1 - stop grant D1, D2, D3 - device specification specific external source. No power to the system. Service can be performed safely. Notes: 1. Total - Intel BOXD945PAWLK | Product Specification - Page 34
Intel Desktop Board D945PAW Technical Product Specification 1.13.1.3 Wake-up Devices 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 BOXD945PAWLK | Product Specification - Page 35
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 BOXD945PAWLK | Product Specification - Page 36
Intel Desktop Board D945PAW Technical Product Specification Depending on the LAN implementation, the board supports LAN wake capabilities with Available PC technology requires operating system support and PCI 2.3 compliant add-in cards, PCI Express add-in cards, and drivers. 1.13.2.5 Resume on Ring - Intel BOXD945PAWLK | Product Specification - Page 37
Product Description 1.13.2.9 WAKE# Signal Wake-up Support When the WAKE# signal on the PCI Express bus is asserted, the computer wakes from an ACPI S1, S3 platform authentication information from software-based attacks. For information about TPM Refer to http://www.intel.com/design/motherbd/aw/ 37 - Intel BOXD945PAWLK | Product Specification - Page 38
Intel Desktop Board D945PAW Technical Product Specification 38 - Intel BOXD945PAWLK | Product Specification - Page 39
2 Technical Reference What This Chapter Contains 2.1 Introduction ...39 2.2 Memory Resources ...39 2.3 DMA Channels ...41 2.4 Fixed I/O Map...42 2.5 PCI Configuration Space Map 43 2.6 Interrupts ...44 2.7 PCI Conventional Interrupt Routing Map 45 2.8 Connectors...46 2.9 Jumper Block ...56 2.10 - Intel BOXD945PAWLK | Product Specification - Page 40
Intel Desktop Board D945PAW Technical Product Specification • MCH base address registers, internal graphics ranges, PCI Express ports (up to 512 MB) • Memory-mapped I/O that is dynamically - Intel BOXD945PAWLK | Product Specification - Page 41
Technical Reference 2.2.2 Memory Map Table 10 lists the system memory map. Table 10. 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 BOXD945PAWLK | Product Specification - Page 42
Intel Desktop Board D945PAW Technical Product Specification 2.4 Fixed I/O Map Table 12. I/O Map Address (hex) Size Description 0000 - 00FF 0170 - 0177 01F0 - 01F7 256 bytes 8 bytes 8 bytes - Intel BOXD945PAWLK | Product Specification - Page 43
03 00 00 00 00 00 Description Memory controller of Intel 82945P component PCI Express x16 graphics port (Note 1) Intel High Definition Audio Controller PCI Express port 1 PCI ) PCI Conventional bus connector 1 PCI Conventional bus connector 2 Intel 82562 10/100 Mbits/sec LAN PLC (if present) PCI - Intel BOXD945PAWLK | Product Specification - Page 44
Intel Desktop Board D945PAW 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 ICH7 component. The PIC is supported in Windows 98 SE and - Intel BOXD945PAWLK | Product Specification - Page 45
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 BOXD945PAWLK | Product Specification - Page 46
Intel Desktop Board D945PAW Technical Product Specification Table 15. PCI Interrupt Routing Map PCI Interrupt Source ICH7 LAN PCI bus connector 1 PCI bus connector 2 IEEE-1394a - Intel BOXD945PAWLK | Product Specification - Page 47
Technical Reference 2.8.1 Back Panel Connectors Figure 16 shows the location of the back panel connectors. The back panel connectors are color-coded. The figure legend (Table 16) lists the colors used (when applicable). AC D I F G B E H JK OM17951 Figure 16. Back Panel Connectors Table - Intel BOXD945PAWLK | Product Specification - Page 48
Intel Desktop Board D945PAW Technical Product Specification 2.8.2 Component-side Connectors Figure 17 shows the locations of the component-side connectors. AB FH CD E G I J KL M N O 91 10 2 - Intel BOXD945PAWLK | Product Specification - Page 49
Q Front panel IEEE-1394a connector (optional) R Front panel IEEE-1394a connector (optional) S Front panel connector T Front chassis fan connector U Auxiliary front panel power LED connector V Processor core power connector W Processor fan connector Technical Reference 49 - Intel BOXD945PAWLK | Product Specification - Page 50
Intel Desktop Board D945PAW Technical Product Specification Table 18. Front Panel Audio Connector Pin Signal Name Pin 1 Ground 2 TXP 3 TXN 4 Ground 5 RXN 6 RXP 7 Ground Table 21. Processor Fan Connector Pin Signal Name 1 Ground 2 +12 V 3 FAN_TACH 4 FAN_CONTROL Table 22 - Intel BOXD945PAWLK | Product Specification - Page 51
. The board supports the use of ATX12V 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 BOXD945PAWLK | Product Specification - Page 52
pin A40. ⎯ The SMBus data line is connected to pin A41. NOTE The PCI Express x16 connector is configured to support only a PCI Express x1 link when the Intel® GMA950 graphics controller is enabled. 2.8.2.3 Auxiliary Front Panel Power/Sleep LED Connector Pins 1 and 3 of this connector duplicate the - Intel BOXD945PAWLK | Product Specification - Page 53
Technical Reference 2.8.2.4 Front Panel Connector This section describes the functions of the front panel connector. Table 26 lists the signal names of the front panel connector. Figure 18 is a connection diagram for the front panel connector. Table 26. Front Panel Connector Pin Signal In/Out - Intel BOXD945PAWLK | Product Specification - Page 54
Intel Desktop Board D945PAW Technical Product Specification 2.8.2.4.2 Reset Switch Connector [Purple] Pins 5 and 7 [Purple] can be connected to a momentary single pole, single throw (SPST) type switch - Intel BOXD945PAWLK | Product Specification - Page 55
Technical Reference 2.8.2.5 Front Panel USB Connectors Figure 19 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 BOXD945PAWLK | Product Specification - Page 56
Intel Desktop Board D945PAW Technical Product Specification 2.9 Jumper Block CAUTION Do recovery. When the jumper is set to configure mode and the computer is powered-up, the BIOS compares the processor version and the microcode version in the BIOS and reports if the two match. 1 3 J6F1 Figure 21. - Intel BOXD945PAWLK | Product Specification - Page 57
Technical Reference 2.10 Mechanical Considerations 2.10.1 Form Factor The board is designed to fit into a BTX-form-factor chassis. Figure 22 illustrates the mechanical form factor of the board. Dimensions are given in inches [millimeters]. The outer dimensions are 10.40 inches by 10.50 inches [264 - Intel BOXD945PAWLK | Product Specification - Page 58
specification. NOTE The I/O shield drawings in this document are for reference only. I/O shields compliant with the ATX chassis specification 2.03 are available from Intel. 172.93 REF [6.808] 9.65 [0.380] Ø 1.00 [0.039] 0.00 [0.00] 9.18 [0.36] 9.40 [0.370] 13.00 TYP [0.512] 169.98 + 0.12 - 0.13 - Intel BOXD945PAWLK | Product Specification - Page 59
on the board that is similar to a heavy gaming environment 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 board's power delivery subsystems to the - Intel BOXD945PAWLK | Product Specification - Page 60
Intel Desktop Board D945PAW Technical Product Specification 2.11.3 Fan Connector Current Capability CAUTION The processor fan must be connected to the processor fan connector, not to a chassis fan connector. Connecting the processor on the wake devices supported and manufacturing options. System - Intel BOXD945PAWLK | Product Specification - Page 61
internal ambient temperature of 38 oC at the processor fan inlet is a requirement. Use a processor heatsink that provides omni-directional airflow (similar solely with the reader. Intel makes no warranties or representations that merely following the instructions presented in this document will - Intel BOXD945PAWLK | Product Specification - Page 62
25 shows the locations of the localized high temperature zones. AB C Item A B C D E E D OM17849 Description Intel 82945P MCH Intel 82801G ICH7 1.5 V core and front side bus voltage regulator areas Processor Processor voltage regulator area Figure 25. Localized High Temperature Zones 62 - Intel BOXD945PAWLK | Product Specification - Page 63
to cool the board. Table 32. Thermal Considerations for Components Component Intel Pentium 4 processor Intel 82945P MCH Intel 82801G ICH7 Maximum Case Temperature For processor case temperature, see processor datasheets and processor specification updates 103 oC (under bias) 110 oC (under bias - Intel BOXD945PAWLK | Product Specification - Page 64
Intel Desktop Board D945PAW Technical Product Specification 2.14 Environmental Table 33 lists the environmental specifications for the board. Table 33. Environmental Specifications Parameter Temperature Non-Operating - Intel BOXD945PAWLK | Product Specification - Page 65
Technical Reference 2.15 Regulatory Compliance This section describes the Desktop Boards' compliance with U.S. and international safety and electromagnetic compatibility (EMC) regulations. 2.15.1 Safety Regulations Table 34 lists the safety regulations that the Desktop Board D945PAW complies with - Intel BOXD945PAWLK | Product Specification - Page 66
and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, help. Any changes or modifications to the equipment not expressly approved by Intel Corporation could void the user's authority to operate the equipment. Tested to - Intel BOXD945PAWLK | Product Specification - Page 67
/EEC & 73/23/EEC. Svenska Denna produkt har tillverkats i enlighet med EG-direktiv 89/336/EEC & 73/23/EEC. 2.15.4 Recycling Considerations Intel encourages its customers to recycle its products and their components (e.g., batteries, circuit boards, plastic enclosures, etc.) whenever possible. In the - Intel BOXD945PAWLK | Product Specification - Page 68
23/EEC) (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 - Intel BOXD945PAWLK | Product Specification - Page 69
Speed 74 3.9 BIOS Security Features 75 3.1 Introduction The boards use an Intel BIOS that is stored in the Serial Peripheral Interface Flash Memory (SPI program, POST, the PCI auto-configuration utility, and Plug and Play support. The BIOS displays a message during POST identifying the type of - Intel BOXD945PAWLK | Product Specification - Page 70
Intel Desktop Board D945PAW Technical Product Specification Table 37 lists the BIOS Setup program menu features. Table 37. BIOS Setup Program Menu Bar Maintenance Main Advanced Security Clears passwords and displays processor information Displays processor support. The IDE interface supports - Intel BOXD945PAWLK | Product Specification - Page 71
specifying manual configuration in 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 BOXD945PAWLK | Product Specification - Page 72
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 1.3, page 15 3.6.1 Language Support - Intel BOXD945PAWLK | Product Specification - Page 73
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 BOXD945PAWLK | Product Specification - Page 74
Intel Desktop Board D945PAW Technical Product Specification 3.8 Adjusting Boot Speed These factors It is possible to optimize 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 and hard disk drives - Intel BOXD945PAWLK | Product Specification - Page 75
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 BOXD945PAWLK | Product Specification - Page 76
Intel Desktop Board D945PAW Technical Product Specification 76 - Intel BOXD945PAWLK | Product Specification - Page 77
Refer to Figure 1, page 12 4.2 BIOS Beep Codes Whenever a recoverable error occurs during POST, the BIOS displays an error message describing the problem (see Table 41). Table 41. Beep Codes Type Memory error Thermal warning Pattern Three long beeps Four alternating beeps: High tone, low tone - Intel BOXD945PAWLK | Product Specification - Page 78
Intel Desktop Board D945PAW Technical Product Specification 4.4 Port 80h POST C0 - CF D0 - DF E0 - FF Category/Subsystem Debug codes: Can be used by any PEIM/driver for debug. Host Processors: 1F is an unrecoverable CPU error. Memory/Chipset: 2F is no memory detected or no useful memory detected. - Intel BOXD945PAWLK | Product Specification - Page 79
72 78 79 7A Description of POST Operation Host Processor Power-on initialization of the host processor (Boot Strap Processor) Host processor Cache initialization (including APs) Starting Application processor initialization SMM initialization Chipset Initializing a chipset component Memory Reading - Intel BOXD945PAWLK | Product Specification - Page 80
Intel Desktop Board presence of keyboard Enabling the keyboard Clearing keyboard input buffer Instructing keyboard controller to run Self Test (PS2 only) Mouse BDS Trying boot selection y (y=0 to 15) PEI Core Started dispatching PEIMs (emitted on first report of EFI_SW_PC_INIT_BEGIN - Intel BOXD945PAWLK | Product Specification - Page 81
POST Code E7 E8 E9 EA EB EE EF Description of POST Operation DXE Drivers Waiting for user input Checking password Entering BIOS setup TBD - Flash Update Calling service ExitBootServices ( ) has been called F9 EFI runtime service SetVirtualAddressMap ( ) has been called FA EFI runtime service - Intel BOXD945PAWLK | Product Specification - Page 82
Intel Desktop Board D945PAW Technical Product Specification Table 45. Typical Port 80h POST Configuring memory Testing memory Loading recovery capsule Entered DXE phase Starting Application processor initialization SMM initialization Enumerating PCI busses Allocating resourced to PCI bus Detecting
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May 2005
Order Number:
D14067-001US
The Intel
®
Desktop Board D945PAW 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 D945PAW Specification Update.
Intel
®
Desktop Board
D945PAW
Technical Product Specification