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Intel D955XBK Product Specification - Page 14

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Intel Desktop Board D955XBK Technical Product Specification 1.1.4 Block Diagram Figure 2 is a block diagram of the major functional areas of the board. PCI Express Interface PCI Express x1 Slot Secondary PCI Express x16/x4 Slot SMBus Parallel ATA IDE Connector Parallel ATA IDE Interface LGA775 Processor Socket System Bus (1066/800 MHz) Gigabit Ethernet Controller LAN Connector USB Back Panel/Front Panel USB Ports LPC Bus I/O Controller LPC Bus Serial Port Parallel Port PS/2 Mouse PS/2 Keyboard Diskette Drive Connector PCI Express x16 Interface PCI Express x16 Connector Intel 82955X Memory Controller Hub (MCH) DMI Interconnect Intel 82801GR I/O Controller Hub (ICH7-R) Firmware Hub (FWH) -- or -SPI Flash Device Intel 955X Chipset LPC Bus SMBus Channel A DIMMs (2) Dual-Channel Memory Bus SMBus TPM Component (Optional) High Definition Audio Link Channel B DIMMs (2) SATA IDE Interface SATA IDE Connectors (4) IEEE-1394a/b Connectors (Optional) IEEE-1394a/b Controller (Optional) PCI Bus Front Panel Mic In Front Panel Line Out SATA RAID Connectors (4) (Optional) PCI Slot 1 Discrete SATA RAID Controller (Optional) PCI Bus PCI Bus Audio Codec Mic In/Retasking Jack Line In/Retasking Jack Line Out/Retasking Jack CD-ROM (Optional) PCI Slot 2 SMBus S/PDIF PCI Slot 3 Hardware Monitoring and Fan Control ASIC Center and LFE/Retasking Jack Surround Left-Right/Retasking Jack Figure 2. Block Diagram OM17557 14

Section	Page
Intel® Desktop Board D955XBK Technical Product Specification	1
Revision History	2
Preface	3
Intended Audience	3
What This Document Contains	3
Typographical Conventions	3
Contents	5
1 Product Description	9
1.1 Overview	10
1.1.1 Feature Summary	10
1.1.2 Manufacturing Options	11
1.1.3 Board Layout	12
1.1.4 Block Diagram	14
1.2 Online Support	15
1.3 Processor	15
1.4 System Memory	16
1.4.1 Memory Configurations	17
1.5 Intel® 955X Chipset	21
1.5.1 USB	21
1.5.2 IDE Support	21
1.5.3 Real-Time Clock, CMOS SRAM, and Battery	23
1.6 Discrete Serial ATA Interface (Optional)	24
1.7 PCI Express Connectors	24
1.8 Auxiliary Power (AUX PWR) Output Connector (Optional)	25
1.9 IEEE-1394a/b Connectors (Optional)	25
1.10 I/O Controller	26
1.10.1 Serial Port	26
1.10.2 Parallel Port	26
1.10.3 Diskette Drive Controller	26
1.10.4 Keyboard and Mouse Interface	26
1.11 Audio Subsystem	27
1.11.1 Audio Subsystem Software	27
1.11.2 Audio Connectors	27
1.11.3 8-Channel (7.1) Audio Subsystem	28
1.11.4 6-Channel (5.1) Audio Subsystem	30
1.12 LAN Subsystem	31
1.12.1 Intel® 82573E/82573V/82574V Gigabit Ethernet Controller	31
1.12.2 RJ-45 LAN Connector with Integrated LEDs	31
1.12.3 Alert Standard Format (ASF) Support	32
1.12.4 Intel® Active Management Technology (AMT) (Optional)	32
1.12.5 LAN Subsystem Software	34
1.13 Hardware Management Subsystem	34
1.13.1 Hardware Monitoring and Fan Control ASIC	34
1.13.2 Thermal Monitoring	35
1.13.3 Fan Monitoring	36
1.13.4 Chassis Intrusion and Detection	36
1.14 Power Management	36
1.14.1 ACPI	36
1.14.2 Hardware Support	39
1.15 Trusted Platform Module (Optional)	43
2 Technical Reference	45
2.1 Memory Resources	45
2.1.1 Addressable Memory	45
2.1.2 Memory Map	47
2.2 DMA Channels	47
2.3 Fixed I/O Map	48
2.4 PCI Configuration Space Map	49
2.5 Interrupts	50
2.6 PCI Conventional Interrupt Routing Map	51
2.7 Connectors	53
2.7.1 Back Panel Connectors	53
2.7.2 Component-side Connectors	56
2.8 Jumper Block	67
2.9 Mechanical Considerations	68
2.9.1 Form Factor	68
2.9.2 I/O Shield	69
2.10 Electrical Considerations	71
2.10.1 DC Loading	71
2.10.2 Add-in Board Considerations	71
2.10.3 Fan Connector Current Capability	72
2.10.4 Power Supply Considerations	72
2.11 Thermal Considerations	73
2.12 Reliability	75
2.13 Environmental	76
2.14 Regulatory Compliance	77
2.14.1 Safety Regulations	77
2.14.2 EMC Regulations	77
2.14.3 European Union Declaration of Conformity Statement	78
2.14.4 Recycling Considerations	79
2.14.5 Product Certification Markings (Board Level)	80
3 Overview of BIOS Features	81
3.1 Introduction	81
3.2 Resource Configuration	82
3.2.1 PCI Autoconfiguration	82
3.2.2 PCI IDE Support	82
3.3 System Management BIOS (SMBIOS)	83
3.4 Legacy USB Support	83
3.5 BIOS Updates	84
3.5.1 Language Support	84
3.5.2 Custom Splash Screen	84
3.6 Boot Options	85
3.6.1 CD-ROM Boot	85
3.6.2 Network Boot	85
3.6.3 Booting Without Attached Devices	85
3.6.4 Changing the Default Boot Device During POST	85
3.7 Fast Booting Systems with Intel	86
3.7 Fast Booting Systems with Intel® Rapid BIOS Boot	86
3.7.1 Peripheral Selection and Configuration	86
3.7.2 Intel Rapid BIOS Boot	86
3.8 BIOS Security Features	87
4 Error Messages and Beep Codes	89
4.1 Speaker	89
4.2 BIOS Beep Codes	89
4.3 BIOS Error Messages	89

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Intel Desktop Board D955XBK Technical Product Specification

1.1.4

Block Diagram

Figure 2 is a block diagram of the major functional areas of the board.

Intel 955X Chipset

Intel 82801GR

I/O Controller Hub

(ICH7-R)

Intel 82955X

Memory Controller

Hub (MCH)

Firmware

Hub (FWH)

System Bus

(1066/800 MHz)

LGA775

Processor Socket

Parallel ATA

IDE Connector

Diskette Drive

Connector

LPC Bus

I/O

Controller

PS/2 Keyboard

PS/2 Mouse

Parallel Port

Serial Port

Parallel ATA

IDE Interface

LPC Bus

Hardware Monitoring

and Fan Control ASIC

OM17557

Audio

Codec

Line Out/Retasking Jack

CD-ROM (Optional)

PCI Express

x16 Interface

PCI Express

x16

Connector

PCI Bus

SMBus

High Definition Audio Link

USB

Dual-Channel

Memory Bus

SMBus

PCI Slot 1

PCI Slot 2

PCI Slot 3

Mic In/Retasking Jack

Line In/Retasking Jack

S/PDIF

SATA IDE

Connectors (4)

SATA IDE

Interface

Channel A

DIMMs (2)

Channel B

DIMMs (2)

Back Panel/Front Panel

USB Ports

Surround Left-Right/Retasking Jack

Center and LFE/Retasking Jack

Front Panel Mic In

Front Panel Line Out

DMI Interconnect

PCI

Bus

TPM Component

(Optional)

LPC Bus

PCI Express x1 Slot

Secondary PCI

Express x16/x4 Slot

LAN

Connector

Gigabit Ethernet

Controller

PCI Express Interface

SPI Flash

Device

-- or --

SMBus

SATA RAID

Connectors (4)

(Optional)

PCI

Bus

Discrete SATA RAID

Controller

(Optional)

IEEE-1394a/b Connectors

(Optional)

IEEE-1394a/b

Controller

(Optional)

Figure 2.

Block Diagram