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Intel DP965LT Product Specification - Page 16

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Intel Desktop Board DP965LT Technical Product Specification 1.1.3 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 Parallel ATA IDE Controller LGA775 Processor Socket System Bus (1066/800/533 MHz) Intel P965 Express Chipset PCI Express x16 Interface Intel 82P965 PCI Express x16 Connector Memory Controller Hub (MCH) Gigabit Ethernet Controller LAN Connector USB Back Panel/Front Panel USB Ports Legacy I/O Controller LPC Bus Serial Port Parallel Port PS/2 Mouse PS/2 Keyboard Diskette Drive Connector Intel 82801HB I/O Controller Hub (ICH8) Serial Peripheral Interface (SPI) Flash Device DMI Interconnect High Definition Audio Link Channel A DIMMs (2) Channel B DIMMs (2) Dual-Channel Memory Bus SMBus IEEE-1394a Connector/Header IEEE-1394a PCI Controller Bus PCI Slot 1 PCI Slot 2 PCI Slot 3 PCI Bus SMBus Serial ATA IDE Interface Serial ATA IDE Connectors (4) Audio Codec Mic In Line Out Line In/Retasking Jack Line Out/Retasking Jack Mic In/Retasking Jack High Definition Audio Link Header Figure 2. Block Diagram OM18402 16

Section	Page
Intel® Desktop Board DP965LT Technical Product Specification	1
Revision History	2
Disclaimer	3
Preface	5
Intended Audience	5
What This Document Contains	5
Typographical Conventions	5
Contents	7
1 Product Description	11
1.1 Overview	12
1.1.1 Feature Summary	12
1.1.2 Board Layout	14
1.1.3 Block Diagram	16
1.2 Online Support	17
1.3 Processor	17
1.4 System Memory	18
1.4.1 Memory Configurations	20
1.5 Intel® P965 Express Chipset	26
1.5.1 USB	26
1.5.2 Serial ATA Interfaces	26
1.5.3 Parallel IDE Interface	27
1.5.4 Real-Time Clock, CMOS SRAM, and Battery	28
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	29
1.6.4 Keyboard and Mouse Interface	29
1.7 Audio Subsystem	30
1.7.1 Audio Subsystem Software	30
1.7.2 Audio Connectors and Headers	31
1.8 LAN Subsystem	32
1.8.1 Intel® 82566DC Gigabit Ethernet Controller	32
1.8.2 LAN Subsystem Software	33
1.8.3 RJ-45 LAN Connector with Integrated LEDs	33
1.9 Hardware Management Subsystem	34
1.9.1 Hardware Monitoring and Fan Control	34
1.9.2 Fan Monitoring	34
1.9.3 Chassis Intrusion and Detection	34
1.9.4 Thermal Monitoring	35
1.10 Power Management	36
1.10.1 ACPI	36
1.10.2 Hardware Support	38
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 PCI Interrupt Routing Map	49
2.7 Connectors and Headers	50
2.7.1 Back Panel Connectors	51
2.7.2 Component-side Connectors and Headers	52
2.8 Jumper Block	60
2.9 Mechanical Considerations	61
2.9.1 Form Factor	61
2.9.2 I/O Shield	62
2.10 Electrical Considerations	63
2.10.1 DC Loading	63
2.10.2 Fan Header Current Capability	63
2.10.3 Add-in Board Considerations	64
2.10.4 Power Supply Considerations	64
2.11 Thermal Considerations	65
2.12 Reliability	67
2.13 Environmental	67
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 DP965LT Technical Product Specification

1.1.3

Block Diagram

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

Intel P965 Express Chipset

Intel 82801HB

I/O Controller Hub

(ICH8)

Intel 82P965

Memory

Controller Hub

(MCH)

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

LPC

Bus

OM18402

Audio

Codec

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

Serial ATA IDE

Connectors (4)

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

PCI Express x1 Slot 2

PCI Express x1 Slot 3

PCI Slot 3

Serial Port

Parallel ATA

IDE

Controller

High Definition

Audio Link

Header

Figure 2.

Block Diagram