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Intel DH77EB User Manual

Intel DH77EB
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Intel® Desktop Board
DH77EB
Technical Product Specification
June 2012
Part Number: G53909-002
The Intel Desktop Board DH77EB 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 DH77EB Specification Update.

Table of Contents

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Intel DH77EB Specifications

General IconGeneral
Form FactorATX
ChipsetIntel H77
SocketLGA 1155
Memory TypeDDR3
Memory Slots4
Max Memory32 GB
PCI Express x16 Slots1
SATA 6Gb/s Ports2
SATA 3Gb/s Ports3
USB 3.0 Ports4
USB 2.0 Ports8
AudioRealtek ALC892
LANIntel 82579V
Video OutputsHDMI, DVI
PCI Express x1 Slots3 x PCIe 2.0 x1

Summary

Product Description

Overview

General overview of the Intel Desktop Board DH77EB and its features.

Processor

Graphics Subsystem

Details on integrated and discrete graphics capabilities supported by the processor.

System Memory

Memory Configurations

Explanation of memory organization modes (Dual, Single, Flex) and supported DIMMs.

Intel® H77 Express Chipset

Display Interfaces

Overview of how the processor and PCH handle display output.

USB

Details USB controllers, port types, speeds, and specifications.

SATA Interfaces

Overview of SATA connectors, speeds, and RAID support features.

Audio Subsystem

LAN Subsystem

Hardware Management Subsystem

Power Management

ACPI Support

Explanation of ACPI's role in system power management and OS control.

System States and Power Targets

Details system power states (S0-S5) and their targeted power consumption.

Wake-up Devices and Events

Lists devices and events that can wake the computer from sleep states.

Hardware Support for Power Management

LAN Wake Capabilities

Enables remote computer wake-up via network traffic.

Instantly Available PC Technology

Allows entry into ACPI S3 sleep state for quick system resume.

Technical Reference

Memory Resources

Details system memory capabilities and address space allocation.

Addressable Memory

Explanation of the 32 GB addressable memory and its usage.

Connectors and Headers

Overview and CAUTIONS regarding board connectors and headers.

Power Supply Connectors

Details for main and processor core power supply connectors.

Jumper Block

Electrical Considerations

Power Supply Considerations

Guidance on selecting an adequate power supply for system configurations.

Thermal Considerations

Overview of BIOS Features

Introduction to BIOS

Overview of the Intel BIOS, its storage, and POST process.

Legacy USB Support

Enables USB device usage in BIOS setup and OS installation.

BIOS Updates

Information on utilities for updating the system BIOS.

BIOS Recovery

Procedure for recovering the BIOS if an update fails.

Boot Options

User choices for selecting boot devices (HDD, Optical, Network).

Adjusting Boot Speed

Methods and settings to optimize system boot time.

BIOS Boot Optimizations

Settings to reduce POST execution time and improve boot speed.

BIOS Security Features

BIOS Performance Features

Error Messages and Beep Codes

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