Intel DQ77KB User manual

Intel® Desktop Board
DQ77KB
Technical Product Specification
June 2012
Part Number: G54942-002
The Intel Desktop Board DQ77KB 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 DQ77KB Specification Update.

Revision History
Revision Revision History Date
-001 First release of the Intel®Desktop Board DQ77KB Technical Product
Specification May 2012
-002 Specification Clarification June 2012
This product specification applies to only the standard Intel®Desktop Board with BIOS identifier
KBQ7710H.86A.
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DEATH MAY OCCUR.
All Intel®desktop boards are evaluated as Information Technology Equipment (I.T.E.) for use in personal
computers (PC) for installation in homes, offices, schools, computer rooms, and similar locations. The
suitability of this product for other PC or embedded non-PC applications or other environments, such as
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or “undefined.” Intel reserves these for future definition and shall have no responsibility whatsoever for
conflicts or incompatibilities arising from future changes to them.
Intel desktop boards may contain design defects or errors known as errata, which may cause the product to
deviate from published specifications. Current characterized errata are available on request.
Contact your local Intel sales office or your distributor to obtain the latest specifications before placing your
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Copyright 2012, Intel Corporation. All rights reserved.

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Board Identification Information
Basic Desktop Board DQ77KB Identification Information
AA Revision BIOS Revision Notes
G40294-402 KBQ7710H.86A.0036 1,2
Notes:
1. The AA number is found on a small label on the component side of the board.
2. The Q77 processor used on this AA revision consists of the following component:
Device Stepping S-Spec Numbers
Intel Q77 Express Chipset C1 SLJ83
Specification Changes or Clarifications
Table 1 indicates the Specification Changes or Specification Clarifications that apply to
the Intel®Desktop Board DN2800MT.
Table 1. Specification Changes or Clarifications
Date Type of Change Description of Changes or Clarifications
June 2012 Spec Clarification Updated section 2.2.3.3 Power Supply Connectors.
Errata
Current characterized errata, if any, are documented in a separate Specification
Update. See http://developer.intel.com/products/desktop/motherboard/index.htm
for the latest documentation.

Intel Desktop Board DQ77KB Technical Product Specification
iv

v
Preface
This Technical Product Specification (TPS) specifies the board layout, components,
connectors, power and environmental requirements, and the BIOS for Intel®Desktop
Board DQ77KB.
Intended Audience
The TPS is intended to provide detailed, technical information about Intel Desktop
Board DQ77KB 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 Intel Desktop Board DQ77KB
2
A map of the resources of the Intel Desktop Board
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.
CAUTION
Cautions are included to help you avoid damaging hardware or losing data.

Intel Desktop Board DQ77KB Technical Product Specification
vi
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/s Gigabytes per second
Gb/s Gigabits per second
I/O Input/Output
KB Kilobyte (1024 bytes)
Kb Kilobit (1024 bits)
kb/s 1000 bits per second
MB Megabyte (1,048,576 bytes)
MB/s Megabytes per second
Mb Megabit (1,048,576 bits)
Mb/s Megabits per second
TDP Thermal Design Power
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.

vii
Contents
Revision History
Board Identification Information..................................................................iii
Errata ......................................................................................................iii
Preface
Intended Audience..................................................................................... v
What This Document Contains..................................................................... v
Typographical Conventions ......................................................................... v
1Product Description
1.1 Overview......................................................................................... 13
1.1.1 Feature Summary ................................................................. 13
1.1.2 Board Layout (Top) ............................................................... 15
1.1.3 Board Layout (Bottom) .......................................................... 17
1.1.4 Block Diagram ...................................................................... 18
1.2 Online Support................................................................................. 19
1.3 Processor ........................................................................................ 19
1.3.1 Graphics Subsystem.............................................................. 20
1.4 System Memory ............................................................................... 21
1.4.1 Memory Configurations .......................................................... 22
1.5 Intel®Q77 Express Chipset................................................................ 24
1.5.1 Direct Media Interface (DMI) .................................................. 24
1.5.2 Display Interfaces ................................................................. 24
1.5.3 USB..................................................................................... 29
1.5.4 SATA Interfaces .................................................................... 29
1.6 Real-Time Clock Subsystem............................................................... 30
1.7 Legacy I/O Controller........................................................................ 30
1.8 Audio Subsystem.............................................................................. 31
1.8.1 Audio Subsystem Software..................................................... 31
1.8.2 Audio Connectors and Headers................................................ 32
1.9 LAN Subsystem................................................................................ 34
1.9.1 Intel®82579LM Gigabit Ethernet Controller and Intel®82574L
Gigabit Ethernet Controller..................................................... 34
1.9.2 LAN Subsystem Software ....................................................... 35
1.9.3 RJ-45 LAN Connectors with Integrated LEDs............................. 35
1.10 Hardware Management Subsystem..................................................... 36
1.10.1 Hardware Monitoring ............................................................. 36
1.10.2 Fan Monitoring...................................................................... 36
1.10.3 Chassis Intrusion and Detection .............................................. 36
1.10.4 Thermal Monitoring ............................................................... 37

Intel Desktop Board DQ77KB Technical Product Specification
viii
1.11 Intel®Security and Manageability Technologies.................................... 38
1.11.1 Intel®vPro™ Technology........................................................ 38
1.11.2 Intel Small Business Technology ............................................. 41
1.11.3 Intel®Management Engine (Intel®ME) Software and Drivers...... 42
1.12 Power Management .......................................................................... 43
1.12.1 ACPI.................................................................................... 43
1.12.2 Hardware Support ................................................................. 45
2Technical Reference
2.1 Memory Resources ........................................................................... 49
2.1.1 Addressable Memory.............................................................. 49
2.1.2 Memory Map......................................................................... 51
2.2 Connectors and Headers.................................................................... 51
2.2.1 Back Panel Connectors........................................................... 52
2.2.2 Connectors and Headers (Top)................................................ 53
2.2.3 Connectors and Headers (Bottom)........................................... 55
2.3 I/O Shields ...................................................................................... 67
2.4 Jumper Block ................................................................................... 69
2.5 Intel®Management Engine BIOS Extension (Intel®MEBX) Reset Header . 70
2.6 Mechanical Considerations................................................................. 72
2.6.1 Form Factor.......................................................................... 72
2.7 Electrical Considerations.................................................................... 74
2.7.1 Power Supply Considerations .................................................. 74
2.7.2 Fan Header Current Capability ................................................ 76
2.7.3 PCI Express Add-in Card Considerations................................... 76
2.8 Thermal Considerations..................................................................... 76
2.9 Reliability ........................................................................................ 79
2.10 Environmental.................................................................................. 79
3Overview of BIOS Features
3.1 Introduction..................................................................................... 81
3.2 BIOS Flash Memory Organization........................................................ 82
3.3 Resource Configuration ..................................................................... 82
3.3.1 PCI Express Autoconfiguration ................................................ 82
3.4 System Management BIOS (SMBIOS) ................................................. 83
3.5 Legacy USB Support ......................................................................... 83
3.6 BIOS Updates .................................................................................. 84
3.6.1 Language Support................................................................. 84
3.6.2 Custom Splash Screen ........................................................... 85
3.7BIOS Recovery................................................................................. 85
3.8 Boot Options.................................................................................... 86
3.8.1 Optical Drive Boot ................................................................. 86
3.8.2 Network Boot........................................................................ 86
3.8.3 Booting Without Attached Devices........................................... 86
3.8.4 Changing the Default Boot Device During POST......................... 86

Contents
ix
3.9 Adjusting Boot Speed........................................................................ 87
3.9.1 Peripheral Selection and Configuration..................................... 87
3.9.2 BIOS Boot Optimizations........................................................ 87
3.10 BIOS Security Features ..................................................................... 88
3.11 BIOS Performance Features ............................................................... 89
4Error Messages and Beep Codes
4.1 Speaker .......................................................................................... 91
4.2 BIOS Beep Codes ............................................................................. 91
4.3 Front-panel Power LED Blink Codes..................................................... 92
4.4 BIOS Error Messages ........................................................................ 92
4.5 Port 80h Power On Self Test (POST) Codes.......................................... 93
5Regulatory Compliance and Battery Disposal Information
5.1 Regulatory Compliance...................................................................... 99
5.1.1 Safety Standards................................................................... 99
5.1.2 European Union Declaration of Conformity Statement...............100
5.1.3 Product Ecology Statements ..................................................101
5.1.4 China RoHS .........................................................................104
5.1.5 EMC Regulations ..................................................................105
5.1.6 ENERGY STAR* 5.0, e-Standby, and ErP Compliance ................107
5.1.7 Regulatory Compliance Marks (Board Level) ............................108
5.2 Battery Disposal Information.............................................................109
Figures
1. Major Board Components (Top).......................................................... 15
2. Major Board Components (Bottom)..................................................... 17
3. Block Diagram.................................................................................. 18
4. Memory Channel and SO-DIMM Configuration ...................................... 23
5. Flat Panel Connectors........................................................................ 26
6. Back Panel Audio Connectors ............................................................. 32
7. Internal Audio Headers...................................................................... 33
8. LAN Connectors LED Locations ........................................................... 35
9. Thermal Sensors and Fan Headers...................................................... 37
10. Location of the Intel ME “M” State LED................................................ 42
11. Location of the Standby Power LED..................................................... 48
12. Detailed System Memory Address Map................................................ 50
13. Back Panel Connectors...................................................................... 52
14. Connectors and Headers (Top)........................................................... 53
15. Connectors and Headers (Bottom)...................................................... 55
16. Connection Diagram for Front Panel Header......................................... 64
17. Connection Diagram for Front Panel USB 2.0 Dual-Port Headers............. 66
18. Connection Diagram for the Front Panel USB 2.0 Single-Port Header....... 66
19. Half-Height Back Panel I/O Shield....................................................... 67
20. Standard-Height Back Panel I/O Shield................................................ 68
21. Location of the Jumper Block ............................................................. 69

Intel Desktop Board DQ77KB Technical Product Specification
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22. Intel MEBX Reset Header................................................................... 71
23. Board Dimensions............................................................................. 73
24. Localized High Temperature Zones ..................................................... 77
25. Intel Desktop Board DQ77KB China RoHS Material
Self Declaration Table ......................................................................104
Tables
1. Specification Changes or Clarifications...................................................iii
2. Feature Summary............................................................................. 13
3. Components Shown in Figure 1 .......................................................... 16
4. Components Shown in Figure 2 .......................................................... 17
5. Supported Memory Configurations ...................................................... 21
6. HDMI Port Status Conditions.............................................................. 24
7. DisplayPort Status Conditions............................................................. 25
8. Audio Formats Supported by the DisplayPort Interface.......................... 25
9. Audio Jack Support........................................................................... 31
10. LAN Connector LED States................................................................. 36
11. Intel ME “M” State LED Behavior ........................................................ 42
12. Effects of Pressing the Power Switch ................................................... 43
13. Power States and Targeted System Power........................................... 44
14. Wake-up Devices and Events ............................................................. 45
15. System Memory Map......................................................................... 51
16. Connectors and Headers Shown in Figure 14........................................ 54
17. Components Shown in Figure 15 ........................................................ 55
18. Serial Port Connector ........................................................................ 56
19. Front Panel Audio Header for Intel HD Audio........................................ 56
20. Front Panel Audio Header for AC ’97 Audio........................................... 56
21. Front Panel USB 2.0 Connectors ......................................................... 56
22. PCI Express Full-/Half-Mini Card Connector.......................................... 57
23. SATA Connectors.............................................................................. 58
24. Chassis Intrusion Header................................................................... 58
25. Processor and System (4-Pin) Fan Headers.......................................... 59
26. LPC Debug Connector........................................................................ 59
27. Internal Stereo Speakers Connector.................................................... 59
28. DMIC Header ................................................................................... 59
29. Dual-Port Front Panel USB 2.0 Headers ............................................... 60
30. Single-Port USB 2.0 Header ............................................................... 60
31. Panel Voltage Selection Header .......................................................... 60
32. Backlight Inverter Voltage Selection Header......................................... 60
33. 40-Pin LVDS Connector ..................................................................... 61
34. 40-Pin eDP Connector ....................................................................... 62
35. 8-Pin FPD Brightness Connector ......................................................... 62
36. PANEL_OFF Header........................................................................... 62
37. Custom Solutions Header .................................................................. 63
38. Internal Power Supply Connector Pinout.............................................. 63
39. Front Panel Header ........................................................................... 64