Intel BLKD946GZABL Guía de configuración

October 2006

Order Number: D56027-001US

The Intel®Desktop Board D946GZAB 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 D946GZAB Specification Update.

Intel® Desktop Board

D946GZAB

Technical Product Specification

Revision History

Revision Revision History Date

-001 First release of the Intel®Desktop Board D946GZAB Technical Product

Specification.

October 2006

This product specification applies to only the standard Intel®Desktop Board D946GZAB with

BIOS identifier TS94610J.86A.

Changes to this specification will be published in the Intel Desktop Board D946GZAB

Specification Update before being incorporated into a revision of this document.

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to deviate from published specifications. Current characterized errata are available on request.

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iii

Preface

This Technical Product Specification (TPS) specifies the board layout, components,

connectors, power and environmental requirements, and the BIOS for the Intel®

Desktop Board D946GZAB. It describes the standard product and available

manufacturing options.

Intended Audience

The TPS is intended to provide detailed, technical information about the Desktop Board

D946GZAB and its components to the vendors, system integrators, and other

engineers and technicians who need this level of information. It is specifically not

intended for general audiences.

What This Document Contains

Chapter Description

1 A description of the hardware used on the board

2 A map of the resources of the bard

3 The features supported by the BIOS Setup program

4 A description of the BIOS error messages, beep codes, and POST codes

5 Regulatory compliance and battery disposal information

Typographical Conventions

This section contains information about the conventions used in this specification. Not

all of these symbols and abbreviations appear in all specifications of this type.

Notes, Cautions, and Warnings

 NOTE

Notes call attention to important information.

# INTEGRATOR’S NOTES

Integrator’s notes are used to call attention to information that may be useful to

system integrators.

CAUTION

Cautions are included to help you avoid damaging hardware or losing data.

Intel Desktop Board D946GZAB Technical Product Specification

Other Common Notation

# Used after a signal name to identify an active-low signal (such as USBP0#)

GB Gigabyte (1,073,741,824 bytes)

GB/sec Gigabytes per second

Gbit Gigabit (1,073,741,824 bits)

KB Kilobyte (1024 bytes)

Kbit Kilobit (1024 bits)

kbits/sec 1000 bits per second

MB Megabyte (1,048,576 bytes)

MB/sec Megabytes per second

Mbit Megabit (1,048,576 bits)

Mbit/sec Megabits per second

xxh An address or data value ending with a lowercase h indicates a hexadecimal value.

x.x V Volts. Voltages are DC unless otherwise specified.

* This symbol is used to indicate third-party brands and names that are the property of their

respective owners.

Contents

1Product Description

1.1 Overview........................................................................................ 10

1.1.1 Feature Summary ................................................................ 10

1.1.2 Board Layout ....................................................................... 12

1.1.3 Block Diagram ..................................................................... 14

1.2 Online Support................................................................................ 15

1.3 Processor ....................................................................................... 15

1.4 System Memory .............................................................................. 16

1.4.1 Memory Configurations ......................................................... 18

1.5 Intel®946GZ Express Chipset ........................................................... 21

1.5.1 Intel 946GZ Graphics Subsystem............................................ 21

1.5.2 USB ................................................................................... 23

1.5.3 Serial ATA Interfaces ............................................................ 24

1.5.4 Parallel IDE Interface ............................................................ 25

1.5.5 Real-Time Clock, CMOS SRAM, and Battery .............................. 25

1.6 Legacy I/O Controller....................................................................... 26

1.6.1 Serial Port ........................................................................... 26

1.6.2 Parallel Port......................................................................... 26

1.6.3 Diskette Drive Controller ....................................................... 26

1.6.4 Keyboard and Mouse Interface ............................................... 26

1.7 Audio Subsystem............................................................................. 27

1.7.1 Audio Subsystem Software .................................................... 28

1.7.2 Audio Connectors and Headers ............................................... 28

1.8 LAN Subsystem............................................................................... 29

1.8.1 Intel®82562GX PLC Device ................................................... 29

1.8.2 LAN Subsystem Software....................................................... 29

1.8.3 RJ-45 LAN Connector with Integrated LEDs .............................. 29

1.9 Hardware Management Subsystem .................................................... 30

1.9.1 Hardware Monitoring and Fan Control...................................... 30

1.9.2 Fan Monitoring..................................................................... 30

1.9.3 Chassis Intrusion and Detection.............................................. 30

1.9.4 Thermal Monitoring .............................................................. 31

1.10 Power Management ......................................................................... 32

1.10.1 ACPI .................................................................................. 32

1.10.2 Hardware Support ................................................................ 34

2Technical Reference

2.1 Memory Map................................................................................... 39

2.1.1 Addressable Memory............................................................. 39

2.2 DMA Channels................................................................................. 41

2.3 Fixed I/O Map ................................................................................. 42

2.4 PCI Configuration Space Map ............................................................ 43

2.5 Interrupts ...................................................................................... 44

Intel Desktop Board D946GZAB Technical Product Specification

2.6 PCI Interrupt Routing Map ................................................................ 45

2.7 Connectors and Headers................................................................... 46

2.7.1 Back Panel Connectors .......................................................... 47

2.7.2 Component-side Connectors and Headers ................................ 48

2.8 Jumper Block .................................................................................. 56

2.9 Mechanical Considerations ................................................................ 57

2.9.1 Form Factor......................................................................... 57

2.9.2 I/O Shield ........................................................................... 58

2.10 Electrical Considerations................................................................... 59

2.10.1 DC Loading.......................................................................... 59

2.10.2 Fan Header Current Capability................................................ 59

2.10.3 Add-in Board Considerations .................................................. 60

2.10.4 Power Supply Considerations ................................................. 60

2.11 Thermal Considerations.................................................................... 61

2.12 Reliability ....................................................................................... 63

2.13 Environmental ................................................................................ 63

3Overview of BIOS Features

3.1 Introduction ................................................................................... 65

3.2 BIOS Flash Memory Organization....................................................... 66

3.3 Resource Configuration .................................................................... 66

3.3.1 PCI Autoconfiguration ........................................................... 66

3.3.2 PCI IDE Support................................................................... 67

3.4 System Management BIOS (SMBIOS)................................................. 67

3.5 Legacy USB Support ........................................................................ 68

3.6 BIOS Updates ................................................................................. 68

3.6.1 Language Support ................................................................ 69

3.6.2 Custom Splash Screen .......................................................... 69

3.7 BIOS Recovery................................................................................ 69

3.8 Boot Options................................................................................... 70

3.8.1 CD-ROM Boot ...................................................................... 70

3.8.2 Network Boot....................................................................... 70

3.8.3 Booting Without Attached Devices........................................... 70

3.8.4 Changing the Default Boot Device During POST ........................ 70

3.9 Adjusting Boot Speed....................................................................... 71

3.9.1 Peripheral Selection and Configuration..................................... 71

3.9.2 BIOS Boot Optimizations ....................................................... 71

3.10 BIOS Security Features .................................................................... 72

4Error Messages and Beep Codes

4.1 Speaker ......................................................................................... 73

4.2 BIOS Beep Codes ............................................................................ 73

4.3 BIOS Error Messages ....................................................................... 73

4.4 Port 80h POST Codes ....................................................................... 74

Contents

vii

5Regulatory Compliance and Battery Disposal Information

5.1 Regulatory Compliance..................................................................... 79

5.1.1 Safety Regulations................................................................ 79

5.1.2 European Union Declaration of Conformity Statement................ 79

5.1.3 Product Ecology Statements................................................... 82

5.1.4 EMC Regulations .................................................................. 85

5.1.5 Product Certification Markings (Board Level)............................. 86

5.2 Battery Disposal Information............................................................. 87

Figures

1. Major Board Components.................................................................. 12

2. Block Diagram ................................................................................ 14

3. Memory Channel and DIMM Configuration ........................................... 18

4. Dual Channel (Interleaved) Mode Configuration with Two DIMMs............ 19

5. Single Channel (Asymmetric) Mode Configuration with One DIMM .......... 20

6. Single Channel (Asymmetric) Mode Configuration with Two DIMMs ......... 20

7. 6-Channel (5.1) Audio Subsystem Block Diagram................................. 27

8. Front/Back Panel Audio Connector Options .......................................... 28

9. LAN Connector LED Locations............................................................ 29

10. Thermal Sensors and Fan Headers ..................................................... 31

11. Location of the Standby Power Indicator LED....................................... 37

12. Detailed System Memory Address Map ............................................... 40

13. Back Panel Connectors ..................................................................... 47

14. Component-side Connectors and Headers ........................................... 48

15. Connection Diagram for Front Panel Header ........................................ 53

16. Connection Diagram for Front Panel USB Headers ................................ 55

17. Location of the Jumper Block............................................................. 56

18. Board Dimensions ........................................................................... 57

19. I/O Shield Dimensions...................................................................... 58

20. Localized High Temperature Zones..................................................... 62

Tables

1. Feature Summary............................................................................ 10

2. Board Components Shown in Figure 1 ................................................ 13

3. Supported Memory Configurations ..................................................... 16

4. Memory Operating Frequencies ......................................................... 17

5. LAN Connector LED States ................................................................ 30

6. Effects of Pressing the Power Switch .................................................. 32

7. Power States and Targeted System Power........................................... 33

8. Wake-up Devices and Events ............................................................ 34

9. System Memory Map ....................................................................... 41

10. DMA Channels................................................................................. 41

11. I/O Map ......................................................................................... 42

12. PCI Configuration Space Map ............................................................ 43

13. Interrupts ...................................................................................... 44

Intel Desktop Board D946GZAB Technical Product Specification

viii

14. PCI Interrupt Routing Map ................................................................ 45

15. Component-side Connectors and Headers Shown in Figure 14................ 49

16. Front Panel Audio Header ................................................................. 49

17. Front and Rear Chassis Fan Headers .................................................. 49

18. Processor Fan Header ...................................................................... 50

19. Chassis Intrusion Header.................................................................. 50

20. Serial ATA Connectors...................................................................... 50

21. High Definition Audio Link Header ...................................................... 50

22. Processor Core Power Connector........................................................ 52

23. Main Power Connector...................................................................... 52

24. Front Panel Header .......................................................................... 53

25. States for a One-Color Power LED...................................................... 54

26. States for a Two-Color Power LED...................................................... 54

27. BIOS Setup Configuration Jumper Settings.......................................... 56

28. DC Loading Characteristics ............................................................... 59

29. Fan Header Current Capability........................................................... 59

30. Thermal Considerations for Components ............................................. 63

31. Desktop Board D946GZAB Environmental Specifications........................ 63

32. BIOS Setup Program Menu Bar.......................................................... 66

33. BIOS Setup Program Function Keys.................................................... 66

34. Acceptable Drives/Media Types for BIOS Recovery ............................... 69

35. Boot Device Menu Options ................................................................ 70

36. Supervisor and User Password Functions............................................. 72

37. Beep Codes .................................................................................... 73

38. BIOS Error Messages ....................................................................... 73

39. Port 80h POST Code Ranges.............................................................. 74

40. Port 80h POST Codes ....................................................................... 75

41. Typical Port 80h POST Sequence........................................................ 78

42. Safety Regulations........................................................................... 79

43. Lead-Free Board Markings ................................................................ 84

44. EMC Regulations ............................................................................. 85

45. Product Certification Markings ........................................................... 86

1Product Description

What This Chapter Contains