User Manual
Version 1.0
Published September 2013
Copyright©2013 ASRock INC. All rights reserved.
Copyright Notice:
No part of this documentation may be reproduced, transcribed, transmitted, or
translated in any language, in any form or by any means, except duplication of
documentation by the purchaser for backup purpose, without written consent of
ASRock Inc.
Products and corporate names appearing in this documentation may or may not
be registered trademarks or copyrights of their respective companies, and are used
only for identication or explanation and to the owners’ benet, without intent to
infringe.
Disclaimer:
Specications and information contained in this documentation are furnished for
informational use only and subject to change without notice, and should not be
constructed as a commitment by ASRock. ASRock assumes no responsibility for
any errors or omissions that may appear in this documentation.
With respect to the contents of this documentation, ASRock does not provide
warranty of any kind, either expressed or implied, including but not limited to
the implied warranties or conditions of merchantability or tness for a particular
purpose.
In no event shall ASRock, its directors, ocers, employees, or agents be liable for
any indirect, special, incidenta l, or consequential damages (including damages for
loss of prots, loss of business, loss of data, interruption of business and the like),
even if ASRock has been advised of the possibility of such damages arising from any
defect or error in the documentation or product.
e terms HDMI™ and HDMI High-Denition Multimedia Interface, and the HDMI
logo are trademarks or registered trademarks of HDMI Licensing LLC in the United
States and other countries.
is device complies with Part 15 of the FCC Rules. Operation is subject to the following
two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that
may cause undesired operation.
CALIFORNIA, USA ONLY
e Lithium battery adopted on this motherboard contains Perchlorate, a toxic substance
controlled in Perchlorate Best Management Practices (BMP) regulations passed by the
California Legislature. When you discard the Lithium battery in California, USA, please
follow the related regulations in advance.
“Perchlorate Material-special handling may apply, see www.dtsc.ca.gov/hazardouswaste/
perchlorate”
ASRock Website: http://www.asrock.com
AUSTRALIA ONLY
Our goods come with guarantees that cannot be excluded under the Australian Consumer
Law. You are entitled to a replacement or refund for a major failure and compensation for
any other reasonably foreseeable loss or damage caused by our goods. You are also entitled
to have the goods repaired or replaced if the goods fail to be of acceptable quality and the
failure does not amount to a major failure. If you require assistance please call ASRock Tel
: +886-2-28965588 ext.123 (Standard International call charges apply)
e terms HDMI™ and HDMI High-Denition Multimedia Interface, and the HDMI
logo are trademarks or registered trademarks of HDMI Licensing LLC in the United
States and other countries.
Contents
Chapter 1 Introduction 1
1.1 Package Contents 1
1.2 Specications 2
1.3 Unique Features 6
1.4 Motherboard Layout 9
1.5 I/O Panel 13
Chapter 2 Installation 16
2.1 Installing the CPU 17
2.2 Installing the CPU Fan and Heatsink 20
2.3 Installing Memory Modules (DIMM) 21
2.4 Expansion Slots (PCI Express Slots) 23
2.5 Jumpers Setup 24
2.6 Onboard Headers and Connectors 25
Chapter 3 Software and Utilities Operation 30
3.1 Installing Drivers 30
3.2 A-Tuning 31
3.3 Intel® Smart Connect Technology 34
3.4 Start8 38
Chapter 4 UEFI SETUP UTILITY 41
4.1 Introduc tion 41
4.1.1 UEFI Menu Bar 41
4.1.2 Navigation Keys 42
4.2 Main Screen 43
4.3 OC Tweaker Screen 45
4.4 Advanced Screen 53
4.4.1 CPU Conguration 54
4.4.2 Chipset Conguration 56
4.4.3 Storage Conguration 58
4.4.4 Intel® Smart Connect Technology 59
4.4.5 Super IO Conguration 60
4.4.6 ACPI Conguration 61
4.4.7 USB Conguration 63
4.4.8 Trusted Computing 64
4.5 Tools 65
4.6 Hardware Health Event Monitoring Screen 68
4.7 Boot Screen 69
4.8 Security Screen 72
4.9 Exit Screen 73
H81M-HG4/H81M-DG4/H81M-VG4
English
Chapter 1 Introduction
ank you for purchasing ASRock H81M-HG4/H81M-DG4/H81M-VG4
motherboard, a reliable motherboard produced under ASRock’s consistently
stringent quality control. It delivers excellent performance with robust design
conforming to ASRock ’s commitment to quality and endurance.
In this manual, Chapter 1 and 2 contains the introduction of the motherboard
and step-by-step installation guides. Chapter 3 contains the operation guide of the
soware and utilities. Chapter 4 contains the conguration guide of the BIOS setup.
Becau se the motherboard specication s and the BIOS soware might be updated, the
content of this doc umentation will be subject to change without notice. In case any
modications of this documentation occur, the updated version w ill be available on
ASRock’s website without further notice. If you require technical support related to
this motherboard, plea se visit our website for spec ic infor mation about the model
you are using. You may nd the latest VGA cards and CPU support li st on ASRock’s
website a s well. ASRock website http://www.asrock.com.
1.1 Package Contents
ASRock H81M-HG4/H81M-DG4/H81M-VG4 Motherboard (Micro ATX Form Factor)
•
ASRock H81M-HG4/H81M-DG4/H81M-VG4 Quick Installation Guide
•
ASRock H81M-HG4/H81M-DG4/H81M-VG4 Support CD
•
2 x Serial ATA (SATA) Data Cables (Optional)
•
1 x I/O Panel Shield
•
1
English
1.2 Specications
Platform
CPU
Chipset
Memory
Expansion
Slot
Graphics
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Micro ATX Form Factor
All Solid Capacitor design
th
Supports 4
Pentium® / Celeron® in LGA1150 Package
Supports Intel® Turbo Boost 2.0 Technology
Intel® H81
Dual Channel DDR3 Memory Technology
2 x DDR3 DIMM Slots
Supports DDR3 1600/1333/1066 non-ECC, un-buered
memory
Max. capacity of system memor y: 16GB
(see CAUTION)
Supports Intel® Extreme Memory Prole (XMP)1.3/1.2
1 x PCI Express 2.0 x16 Slot (PCIE1: x16 mode)
1 x PCI Express 2.0 x1 Slot
Intel® HD Graphics Built-in Visuals and the VGA outputs can
be supported only with processors which are GPU integrated.
Supports Intel® HD Graphics Built-in Visuals : Intel® Quick
Sync Video with AVC, MVC (S3D) and MPEG-2 Full
HW Encode1, Intel® InTru
Technology, Intel® InsiderTM, Intel® HD Graphics 4400/4600
Pixel Shader 5.0, DirectX 11.1
Max. shared memory 1024MB
Dual VGA output: support HDMI and D-Sub Ports by
independent display controllers (H81M-HG4)
Dual VGA output: support DVI-D and D-Sub Ports by
independent display controllers (H81M-DG4)
Supports HDMI Technology with max. resolution up to
1920x1200 @ 60Hz (H81M-HG4)
Supports DVI-D with max. resolution up to 1920x1200 @
60Hz (H81M-DG4)
generation Intel® CoreTM i7 / i5 / i3 / Xeon® /
TM
3D, Intel® Clear Video HD
2
English
Audio
LAN
H81M-HG4/H81M-DG4/H81M-VG4
Supports D-Sub with max. resolution up to 1920x1200 @
•
60Hz
Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and
•
HBR (High Bit Rate Audio) with HDMI Port (Compliant
HDMI monitor is required) (H81M-HG4)
Supports HDCP with HDMI Port (H81M-HG4)
•
Supports HDCP function with DVI-D Ports (H81M-DG4)
•
Supports Full HD 1080p Blu-ray (BD) playback with HDMI
•
Port (H81M-HG4)
Supports Full HD 1080p Blu-ray (BD) playback with DVI-D
•
and Ports (H81M-DG4)
5.1 CH HD Audio (Realtek ALC662 Audio Codec)
•
PCIE x1 Gigabit LAN 10/100/1000 Mb/s
•
Realtek RT L8111G
•
Suppor ts Wa ke- On -L AN
•
Supports LAN Cable Detection
•
Supports Energy Ecient Ethernet 802.3az
•
Supports PXE
•
Rear Panel
I/O
Storage
1 x PS/2 Mouse/Keyboard Port
•
1 x D-Sub Port
•
1 x HDMI Port (H81M-HG4)
•
1 x DVI-D Port (H81M-DG4)
•
4 x USB 2.0 Ports
•
2 x USB 3.0 Ports
•
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED
•
LED)
HD Audio Jack: Line in / Front Speaker / Microphone
•
2 x SATA3 6.0 Gb/s Connectors, support NCQ, AHCI and
•
Hot Plug
2 x SATA2 3.0 Gb/s Connectors, support NCQ, AHCI and
•
Hot Plug
3
English
Connector
BIOS
Feature
Support
CD
Hardware
Monitor
1 x IR Header
•
1 x Print Port Header
•
1 x COM Port Header
•
1 x Chassis Intrusion Header
•
1 x TPM Header
•
1 x CPU Fan Connector (4-pin)
•
1 x Chassis Fan Connector (4-pin)
•
1 x Power Fan Connector (3-pin)
•
1 x 24 pin ATX Power Connector
•
1 x 4 pin 12V Power Connector
•
1 x Front Panel Audio Connector
•
2 x USB 2.0 Headers (Support 4 USB 2.0 ports)
•
32Mb AMI UEFI Legal BIOS with Multilingual GUI support
•
ACPI 1.1 Compliance Wake Up Events
•
SMBIOS 2.3.1 Support
•
CPU, DRAM, PCH 1.05V, PCH 1.5V Voltage Multi-adjust-
•
ment
Drivers, Utilities, AntiVirus Soware (Trial Version), Google
•
Chrome Browser and Toolbar, Start8
CPU/Chassis temperature sensing
•
CPU/Chassis/Power Fan Tachometer
•
CPU Quiet Fan (Auto adjust chassis fan speed by CPU tem-
•
perature)
CPU/Chassis Fan multi-speed control
•
CASE OPEN detection
•
Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore
•
4
Microso® Windows® 8.1 32-bit / 8.1 64-bit / 8 32-bit / 8 64-
OS
Certications
* For detailed product infor mation, plea se visit our website: http://www.asrock .com
•
bit / 7 32-bit / 7 64-bit
FCC, CE, WHQL
•
ErP/EuP Ready (ErP/EuP ready power supply is required)
•
H81M-HG4/H81M-DG4/H81M-VG4
English
Please realize that there is a certain risk involved with overcl ocking, including adjusting the setting in the BIOS, applying Untied Overclocking Technology, or using thirdparty o verclocking tool s. Overclocking may aect your system’s stability, or even cause
damage to the components and devices of your system. It should be done at your own
risk and expense. We are not re sponsible for possibl e damage c aused by overclo cking.
Due to limitation , the actu al memory size may be less than 4GB for the reser vation
for system usage under Windows® 32-bit operating system s. Windows® 64-bit operating systems do not h ave such limitations. You can use ASRock XFa st RAM to utilize
the memory that Windows® cannot use.
5
English
1.3 Unique Features
ASRock A-Tuning
A-Tuning is ASRock’s multi purpose soware suite with a new interface, more new
features and improved utilities, including XFast RAM, Dehumidier, Good Night
LED, FAN-Tastic Tuning, OC Tweaker and a whole lot more.
ASRock Instant Flash
ASRock Instant Flash is a BIOS ash utility embedded in Flash ROM. is conve-
nient BIOS update tool allows you to update the system BIOS in a few clicks without
preparing an additional oppy diskette or other complicated ash utility. Just save
the new BIOS le to your USB storage and launch this tool by pressing <F6> or
<F2> during POST to enter the BIOS setup menu to access ASRock Instant Flash.
Please be noted that the USB ash drive or hard drive must use FAT32/16/12 le
system.
ASRock APP Charger
Simply by installing the ASRock APP Charger makes your iPhone/iPad/iPod Touch
charge up to 40% faster than before on your computer. ASRock APP Charger allows
you to quickly charge many Apple devices simultaneously and even supports
continuous charging when your PC enters into Suspend to RAM (S3), hibernation
mode (S4) or power o (S5).
ASRock XFast USB
ASRock XFast USB can boost the performance of your USB storage devices. e
performance may depend on the properties of the device.
6
ASRock XFast LAN
ASRock XFast LAN provides faster internet access, which includes the benets
listed below. LAN Application Prioritization: You can congure your application’s
priority ideally and add new programs to the list. Lower Latency in Game: Aer
setting online game’s priority higher, it can lower the latency in games. Trac
Shaping: You can watch Youtube HD videos and download simultaneously. Real-
Time Analysis of Your Data: With the status window, you can easily recognize
which data streams you are currently transferring.
H81M-HG4/H81M-DG4/H81M-VG4
English
ASRock XFast RAM
ASRock XFast RAM is included in A-Tuning. It fully utilizes the memory space
that cannot be used under Windows® 32-bit operating systems. ASRock XFast RAM
shortens the loading time of previously visited websites, making web surng faster
than ever. And it also boosts the speed of Adobe Photoshop 5 times faster. Another
advantage of ASRock XFast RAM is that it reduces the frequency of accessing your
SSDs or HDDs in order to extend their lifespan.
ASRock Crashless BIOS
ASRock Crashless BIOS allows users to update their BIOS without fear of failing. If
power loss occurs during the BIOS updating process, ASRock Crashless BIOS will
automatically nish the BIOS update procedure aer regaining power. Please note
that BIOS les need to be placed in the root directory of your USB disk. Only USB 2.0
ports support this feature.
ASRock OMG (Online Management Guard)
Administrators are able to establish an internet curfew or restrict internet access
at specied times via OMG. You may schedule the starting and ending hours of
internet access granted to other users. In order to prevent users from bypassing
OMG, guest accounts without permission to modify the system time are required.
ASRock Internet Flash
ASRock Internet Flash downloads and updates the latest UEFI rmware version
from our servers for you without entering Windows® OS. Please setup network
conguration before using Internet Flash.
ASRock System Browser
ASRock System Browser shows the overview of your current PC and the devices
connected.
ASRock Dehumidier Function
Users may prevent motherboard damages due to dampness by enabling
“Dehumidier Function”. When enabling Dehumidier Function, the computer
will power on automatically to dehumidify the system aer entering S4/S5 state.
ASRock Easy Driver Installer
For users that don’t have an optical disk drive to install the drivers from our support
CD, Easy Driver Installer is a handy tool in the UEFI that installs the LAN driver
to your system via an USB storage device, then downloads and installs the other
required drivers automatically.
7
English
ASRock Interactive UEFI
ASRock Interactive UEFI is a blend of system conguration tools, cool sound eects
and stunning visuals. e unprecedented UEFI provides a more attractive interface
and more amusment.
ASRock Fast Boot
With ASRock’s exclusive Fast Boot technology, it takes less than 1.5 seconds to
logon to Windows 8 from a cold boot. No more waiting! e speedy boot will
completely change your user experience and behavior.
ASRock Restart to UEFI
Windows® 8 brings the ultimate boot up experience. e lightning boot up speed
makes it hard to access the UEFI setup. ASRock Restart to UEFI allows users to
enter the UEFI automatically when turning on the PC. By enabling this function,
the PC will enter the UEFI directly aer you restart.
ASRock USB Key
In a world where time is money, why waste precious time everyday typing
usernames to log in to Windows? Why should we even bother memorizing those
foot long passwords? Just plug in the USB Key and let your computer log in to
windows automatically!
ASRock FAN-Tastic Tuning
ASRock FAN-Tastic Tuning is included in A-Tuning. Congure up to ve dierent
fan speeds using the graph. e fans will automatically shi to the next speed level
when the assigned temperature is met.
8
ASRock Good Night LED
ASRock Good Night LED technology oers you a better sleeping environment by
extinguishing the unessential LEDs. By enabling Good Night LED in the BIOS, the
Power/LAN LEDs will be switched o when the system is powered on. Good Night
LED will automatically switch o the Power and Keyboard LEDs when the system
enters into Standby/Hibernation mode as well.
English
1.4 Motherboard Layout
Intel
H81
DDR 3_B1 (6 4 bit, 24 0-pin m odule )
DDR 3_A1 (6 4 bit, 24 0-pin m odule )
Supe r
I/O
ATXP WR 1
LAN
Top:
RJ-45
USB 2.0
T: USB2
B: USB3
CLRCMOS1
1
1
SPEAKER1
IR1
1
USB4_5
1
COM1
1
H81M-HG4
CHA_FAN1
RoHS
7
8
16
11
1418
21
12
2
CPU_FAN1
3
4
6
5
1
32Mb
BIOS
Audio
CODEC
PCIE1
X
Fast USB
X
Fast RAM
X
Fast LAN
PWR_FAN1
1
LPT1
9
10
PCIE2
USB 3.0
T: USB0
B: USB1
Top:
LINE IN
Center :
FRONT
Bottom :
MIC IN
USB6_7
1
ATX12V1
13
1519
CMOS
Battery
SATA_2
SATA_0
HDLED RESET
PLED PWRBTN
PANEL1
1
1
HD_AUDIO1
1
CI1
USB 3.0
17
20
USB 2. 0
T: USB0
B: USB 1
PS2
Keybo ard
/Mous e
VGA 1
HDMI1
TPMS1
1
SATA_3
SATA_1
H81M-HG4:
H81M-HG4/H81M-DG4/H81M-VG4
9
English
Intel
H81
DDR 3_B1 (6 4 bit, 24 0-pin m odule )
DDR 3_A1 (6 4 bit, 24 0-pin m odule )
Supe r
I/O
ATXP WR 1
LAN
Top:
RJ-45
USB 2.0
T: USB2
B: USB3
CLRCMOS1
1
1
SPEAKER1
IR1
1
USB4_5
1
COM1
1
H81M-DG4
CHA_FAN1
RoHS
7
8
16
11
1418
21
12
2
CPU_FAN1
3
4
6
5
1
32Mb
BIOS
Audio
CODEC
PCIE1
X
Fast USB
X
Fast RAM
X
Fast LAN
PWR_FAN1
9
10
PCIE2
USB 3.0
T: USB0
B: USB1
Top:
LINE IN
Center :
FRONT
Bottom :
MIC IN
USB6_7
1
ATX12V1
13
1519
CMOS
Battery
SATA_3
SATA_1
SATA_2
SATA_0
HDLED RESET
PLED PWRBTN
PANEL1
1
TPMS1
1
1
HD_AUDIO1
1
CI1
USB 3.0
17
20
USB 2. 0
T: USB0
B: USB 1
PS2
Keybo ard
/Mous e
VGA 1
DVI1
1
LPT1
H81M-DG4:
10
English
Intel
H81
DDR 3_B1 (6 4 bit, 24 0-pin m odule )
DDR 3_A1 (6 4 bit, 24 0-pin m odule )
Supe r
I/O
ATXP WR 1
LAN
Top:
RJ-45
USB 2.0
T: USB2
B: USB3
CLRCMOS1
1
1
SPEAKER1
IR1
1
USB4_5
1
COM1
1
H81M-VG4
CHA_FAN1
RoHS
7
8
16
11
1418
21
12
2
CPU_FAN1
3
4
6
5
1
32Mb
BIOS
Audio
CODEC
PCIE1
X
Fast USB
X
Fast RAM
X
Fast LAN
PWR_FAN1
9
10
PCIE2
USB 3.0
T: USB0
B: USB1
Top:
LINE IN
Center :
FRONT
Bottom :
MIC IN
USB6_7
1
ATX12V1
13
1519
CMOS
Battery
SATA_2
SATA_0
HDLED RESET
PLED PWRBTN
PANEL1
1
1
HD_AUDIO1
1
CI1
USB 3.0
17
20
USB 2. 0
T: USB0
B: USB 1
PS2
Keybo ard
/Mous e
VGA 1
1
LPT1
TPMS1
1
SATA_3
SATA_1
H81M-VG4:
H81M-HG4/H81M-DG4/H81M-VG4
11
English
No. Description
1 ATX 12V Power Connector (ATX12V1)
2 Power Fan Connector (PWR_FAN1)
3 2 x 240-pin DDR3 DIMM Slots (DDR3_A1, DDR3_B1)
4 ATX Power Connector (ATXPWR1)
5 SATA2 Connector (SATA_3)
6 SATA2 Connector (SATA_2)
7 SATA3 Connector (SATA_0)
8 SATA3 Connector (SATA_1)
9 Clear CMOS Jumper (CLRCMOS1)
10 System Panel Header (PANEL1)
11 TPM Header (TPMS1)
12 Chassis Speaker Header (SPEAKER1)
13 USB 2.0 Header (USB6_7)
14 USB 2.0 Header (USB4_5)
15 Chassis Fan Connector (CHA_FAN1)
16 Print Port Header (LPT1)
17 COM Port Header (COM1)
18 Infrared Module Header (IR1)
19 Chassis Intrusion Header (CI1)
20 Front Panel Audio Header (HD_AUDIO1)
21 CPU Fan Connector (CPU_FAN1)
12
H81M-HG4/H81M-DG4/H81M-VG4
English
1.5 I/O Panel
H81M-HG4:
1 2 4
89 56710
No. Description No. Description
1 USB 2.0 Ports (USB01) 6 USB 2.0 Ports (USB23)
2 LAN RJ-45 Port* 7 USB 3.0 Ports (USB3_01)
3 Line In (Light Blue) 8 HDMI Port
4 Front Speaker (Lime) 9 D-Sub Port
5 Microphone (Pink) 10 PS/2 Mouse/Keyboard Port
3
* ere are two LEDs on ea ch LAN port. Pl ease refer to the table below for the LA N port LED indic ations .
ACT/LINK LED
SPEED LED
LAN Por t
Activity / Link LED Speed LED
Status Description Status Description
O No Link O 10Mbps connection
Blinking Data Activity Orange 100Mbps connection
On Link Green 1Gbps connection
13
English
H81M-DG4:
1 2 4
89 56710
No. Description No. Description
1 USB 2.0 Ports (USB01) 6 USB 2.0 Ports (USB23)
2 LAN RJ-45 Port* 7 USB 3.0 Ports (USB3_01)
3 Line In (Light Blue) 8 D-Sub Port
4 Front Speaker (Lime) 9 DVI-D Por t
5 Microphone (Pink) 10 PS/2 Mouse/Keyboard Port
* ere are two LEDs on ea ch LAN port. Pl ease refer to the table below for the LA N port LED indic ations .
3
14
ACT/LINK LED
SPEED LED
LAN Por t
Activity / Link LED Speed LED
Status Description Status Description
O No Link O 10Mbps connection
Blinking Data Activity Orange 100Mbps connection
On Link Green 1Gbps connection
H81M-HG4/H81M-DG4/H81M-VG4
English
H81M-VG4:
1 2 4
8 5679
No. Description No. Description
1 USB 2.0 Ports (USB01) 6 USB 2.0 Ports (USB23)
2 LAN RJ-45 Port* 7 USB 3.0 Ports (USB3_01)
3 Line In (Light Blue) 8 D-Sub Port
4 Front Speaker (Lime) 9 PS/2 Mouse/Keyboard Port
5 Microphone (Pink)
3
* ere are two LEDs on ea ch LAN port. Pl ease refer to the table below for the LA N port LED indic ations .
ACT/LINK LED
SPEED LED
LAN Por t
Activity / Link LED Speed LED
Status Description Status Description
O No Link O 10Mbps connection
Blinking Data Activity Orange 100Mbps connection
On Link Green 1Gbps connection
15
Chapter 2 Installation
is is a Micro ATX form factor motherboard. Before you install the motherboard,
study the conguration of your chassis to ensure that the motherboard ts into it.
Pre-installation Precautions
Take note of the following precautions before you install motherboard components
or change any motherboard settings.
Make sure to unplug the power cord before installing or removing the motherboard.
•
Failure to do so may cause physical injuries to you and damages to motherboard
components.
In order to avoid damage from static electricity to the motherboard’s components,
•
NEVER place your motherboard directly on a carpet. Also remember to use a grounded
wrist strap or touch a safety grounded object before you handle the components.
Hold components by the edges and do not touch the ICs.
•
Whenever you uninstall any components, place them on a grounded anti-static pad or
•
in the bag that comes with the components.
When placing screws to secure the motherboard to the chassis, please do not over-
•
tighten the screws! Doing so may damage the motherboard.
English
2.1 Installing the CPU
1. Before you insert the 1150-Pin CPU into the socket , please check if the PnP ca p is on
the socket, if the CPU surface is unclean, or if there are any bent pins in the socket .
Do not force to insert the CPU into the socket if above situation i s found. Otherwise,
the CPU will be seriously dam aged.
2. Unplug all power c ables before ins talling the CPU.
1
H81M-HG4/H81M-DG4/H81M-VG4
A
B
2
17
English
3
5
4
18
H81M-HG4/H81M-DG4/H81M-VG4
English
Please save and replace the cover if the processor is removed. e cover mus t be placed
if you wish to return the motherboard for aer ser vice.
19
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