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Intel DG965WH Product Specification - Page 14

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Intel Desktop Board DG965WH Technical Product Specification 1.1.4 Block Diagram Figure 2 is a block diagram of the major functional areas. PCI Express x1 Interface PCI Express x1 Slot 1 PCI Express x1 Slot 2 PCI Express x1 Slot 3 Parallel ATA IDE Connector LGA775 Processor Socket Parallel ATA IDE Controller System Bus (1066/800/533 MHz) PCI Express x16 Connector Intel G965 Express Chipset PCI Express x16 Interface Display Interface Intel 82G965 Graphics and Memory Controller Hub (GMCH) Gigabit Ethernet Controller LAN Connector USB Back Panel/Front Panel USB Ports Legacy I/O Controller Serial Port Parallel Port PS/2 Mouse* PS/2 Keyboard* LPC Bus Diskette Drive Connector Intel 82801HR/HH I/O Controller Hub (ICH8R/ICH8DH) Serial Peripheral Interface (SPI) Flash Device DMI Interconnect VGA Port Channel A DIMMs (2) Channel B DIMMs (2) Dual-Channel Memory Bus SMBus IEEE-1394a Connector/Header PCI Slot 1 PCI Slot 2 PCI Slot 3 IEEE-1394a PCI Controller Bus PCI Bus SMBus * = Optional High Definition Audio Link Serial ATA IDE Interface Serial ATA IDE Connectors (6) Audio Codec Mic In Line Out Line In/Retasking Jack Line Out/Retasking Jack Mic In/Retasking Jack Surround Left-Right/ Retasking Jack Center Channel/LFE/ Retasking Jack S/PDIF Out (Optical) High Definition Audio Link Header OM18486 Figure 2. Block Diagram 14

Section	Page
Intel® Desktop Board DG965WH Technical Product Specification	1
Revision History / Disclaimer	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® G965 Express Chipset	23
1.5.1 Intel G965 Graphics Subsystem	23
1.5.2 USB	25
1.5.3 Serial ATA Interfaces	26
1.5.4 Parallel IDE Interface	27
1.5.5 Real-Time Clock, CMOS SRAM, and Battery	27
1.6 Legacy I/O Controller	28
1.6.1 Serial Port	28
1.6.2 Parallel Port	28
1.6.3 Diskette Drive Controller	28
1.6.4 Keyboard and Mouse Interface (Optional)	28
1.7 Audio Subsystem	29
1.7.1 Audio Subsystem Software	30
1.7.2 Audio Connectors and Headers	30
1.8 LAN Subsystem	31
1.8.1 Intel® 82566DC Gigabit Ethernet Controller	31
1.8.2 LAN Subsystem Software	32
1.8.3 RJ-45 LAN Connector with Integrated LEDs	32
1.9 Hardware Management Subsystem	33
1.9.1 Hardware Monitoring and Fan Control	33
1.9.2 Fan Monitoring	33
1.9.3 Chassis Intrusion and Detection	33
1.9.4 Thermal Monitoring	34
1.10 Power Management	35
1.10.1 ACPI	35
1.10.2 Hardware Support	37
2 Technical Reference	43
2.1 Memory Map	43
2.1.1 Addressable Memory	43
2.2 DMA Channels	45
2.3 Fixed I/O Map	46
2.4 PCI Configuration Space Map	47
2.5 Interrupts	48
2.6 DMA Channels	49
2.7 PCI Interrupt Routing Map	49
2.8 Connectors and Headers	50
2.8.1 Back Panel Connectors	51
2.8.2 Component-side Connectors and Headers	52
2.9 Jumper Block	60
2.10 Mechanical Considerations	61
2.10.1 Form Factor	61
2.10.2 I/O Shield	62
2.11 Electrical Considerations	64
2.11.1 DC Loading	64
2.11.2 Fan Header Current Capability	64
2.11.3 Add-in Board Considerations	65
2.11.4 Power Supply Considerations	65
2.12 Thermal Considerations	66
2.13 Reliability	68
2.14 Environmental	68
3 Overview of BIOS Features	69
3.1 Introduction	69
3.2 BIOS Flash Memory Organization	70
3.3 Resource Configuration	70
3.3.1 PCI Autoconfiguration	70
3.3.2 PCI IDE Support	71
3.4 System Management BIOS (SMBIOS)	71
3.5 Legacy USB Support	72
3.6 BIOS Updates	72
3.6.1 Language Support	73
3.6.2 Custom Splash Screen	73
3.7 BIOS Recovery	73
3.8 Boot Options	74
3.8.1 CD-ROM Boot	74
3.8.2 Network Boot	74
3.8.3 Booting Without Attached Devices	74
3.8.4 Changing the Default Boot Device During POST	74
3.9 Adjusting Boot Speed	75
3.9.1 Peripheral Selection and Configuration	75
3.9.2 BIOS Boot Optimizations	75
3.10 BIOS Security Features	76
4 Error Messages and Beep Codes	77
4.1 Speaker	77
4.2 BIOS Beep Codes	77
4.3 BIOS Error Messages	77
4.4 Port 80h POST Codes	78
5 Regulatory Compliance and Battery Disposal Information	83
5.1 Regulatory Compliance	83
5.1.1 Safety Regulations	83
5.1.2 European Union Declaration of Conformity Statement	84
5.1.3 Product Ecology Statements	86
5.1.4 EMC Regulations	89
5.1.5 Product Certification Markings (Board Level)	90

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Intel Desktop Board DG965WH Technical Product Specification

1.1.4

Block Diagram

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

Intel G965 Express Chipset

Intel 82801HR/HH

I/O Controller Hub

(ICH8R/ICH8DH)

Intel 82G965

Graphics and

Memory

Controller Hub

(GMCH)

Serial

Peripheral

Interface (SPI)

Flash Device

System Bus

(1066/800/533

MHz)

LGA775

Processor

Socket

Parallel ATA

IDE

Connector

Diskette Drive

Connector

Legacy

I/O

Controller

PS/2 Keyboard*

PS/2 Mouse*

Parallel Port

OM18486

Audio

Codec

PCI Express

x16

Connector

PCI Bus

SMBus

High Definition Audio Link

USB

Dual-Channel

Memory Bus

SMBus

PCI Slot 1

PCI Slot 2

Serial ATA IDE

Connectors (6)

Serial ATA

IDE Interface

Channel A

DIMMs (2)

Channel B

DIMMs (2)

Back Panel/Front

Panel

USB Ports

DMI Interconnect

PCI Express x1 Slot 1

PCI Express x1 Interface

LAN

Connector

Gigabit Ethernet

Controller

Line Out/Retasking Jack

Line Out

Line In/Retasking Jack

Mic In/Retasking Jack

Mic In

PCI

Bus

IEEE-1394a

Connector/Header

IEEE-1394a

Controller

Serial Port

Parallel ATA

IDE

Controller

High Definition

Audio Link

Header

PCI Express

x16 Interface

VGA

Port

Display

Interface

LPC

Bus

PCI Slot 3

PCI Express x1 Slot 2

PCI Express x1 Slot 3

* = Optional

Center Channel/LFE/

Retasking Jack

Surround Left-Right/

Retasking Jack

S/PDIF Out (Optical)

Figure 2.

Block Diagram