ECS H81H3-M4 User Manual

H81H3-M4 USER MANUAL
F_AUDIO
F_USB1~2
LDC
COM
PORT 1L
PORT 1R
PORT 2R
SENSE_SEND
AUD_GND
PRESENCE#
SENSE1_RETURN
Key
SENSE2_RETURN
F_PANEL
PORT 2L
4
PIN 1
PIN 1
Hard disk LED (-)
Hard disk LED (+)
Reset Switch (-)
Reset Switch (+)
Reserved
Power Switch (-)
Power Switch (+)
MSG LED (+)
MSG LED (-)
RESET
HDLED
PLED
PWRBTN
PIN 1
Serial Output
Data Carrier Detect
Serial Input
Ring Indicator
Data Terminal Ready
Clear to Send
Request to Send
Data Set Ready
Ground
PIN 1
Ground
Not Connected
Ground
Power +5V
USB Port A (-)
USB Port B (-)
USB Port A (+)
USB Port B (+)
Power +5V
LPC Signal
LPC Signal
LPC Signal
LPC Signal
LPC signal
Ground
Reset
Clock
PIN 1
Power +3.3V

ECS H81H3-M4 Specifications

General

Form Factor	Micro ATX
Chipset	Intel H81
CPU Socket	LGA 1150
Memory Slots	2 x DIMM
Maximum Memory	16 GB
Memory Type	DDR3
Audio	Realtek ALC662 6-Channel HD Audio
Storage Interface	2 x SATA 3Gb/s
USB Ports	2 x USB 3.0, 6 x USB 2.0
Video Outputs	1 x VGA
LAN	Realtek RTL8111G
Power Connector	24-Pin ATX Power Connector, 4-Pin ATX 12V Power Connector
Expansion Slots	1 x PCIe 2.0 x16, 1 x PCIe 2.0 x1

Summary

Disclaimer and Regulatory Information

Disclaimer

Information subject to change without notice, disclaiming warranties.

Federal Communications Commission (FCC)

FCC compliance statement for Class B digital device, including interference guidelines.

Declaration of Conformity

Statement of compliance with FCC rules and EC/EMC directives.

Preface and Introduction

Brief Introduction

Overview of the manual's content, including specifications and installation.

Specifications

Detailed technical specifications of the motherboard components and features.

Motherboard Components

Header Pin Definitions and Jumper Settings

I/O Ports

Hardware Installation Guide

Installation Procedures

Covers CPU, memory, motherboard, expansion card, and cable connection steps.

Using BIOS

Guide on accessing and configuring system parameters via BIOS setup utility.