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Motherboard C8HM70-I SERIES • C8HM70-I • C8HM70-I/HDMI.
ii E7848 First Edition November 2012 Copyright © 2012 ASUST eK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, trans.
iii Contents Safety information ....................................................................................................... v About this guide ................................................................................................
iv 2.4 Ai T weaker menu ........................................................................................ 2-12 2.4.1 Memory Frequency [Auto] ............................................................. 2-12 2.4.2 DRAM T iming Control .........
v Safety information Electrical safety T o prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected.
vi About this guide This user guide contains the information you need when installing and conguring the motherboard. How this guide is organized This guide contains the following parts: • Chapter 1: Product introduction This chapter describes the features of the motherboard and the new technology it supports.
vii Conventions used in this guide T o ensure that you perform certain tasks properly , take note of the following symbols used throughout this manual.
viii (continued on the next page) C8HM70-I SERIES specications summary CPU Intel ® Celeron ® 847 (BGA1023) Chipset Intel ® HM70 chipset Memory 2 x SODIMM, max. 16GB, DDR3 1333/1066 MHz, non-ECC, un-buffered memory Dual-channel memory architecture • Refer to www .
ix C8HM70-I SERIES specications summary BIOS features 64 Mb Flash ROM, UEFI AMI BIOS, PnP , DMI2.0, WfM2.0,SM BIOS 2.7, ACPI 2.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3 Support DVD Drivers ASUS utilities ASUS Update Anti-virus software (OEM version) Form factor Mini ITX Form Factor , 6.
x Package contents Check your motherboard package for the following items. C8HM70-I/HDMI USB1112 AAFP Lithium Cell CMOS Power ALC 887 RTL 8111F Super I/O 64Mb BIOS SB_PWR CLRTC SPEAKER CHASSIS EATXPWR.
ASUS C8HM70-I Series 1-1 Product introduction 1 1.1 Before you proceed T ake note of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from the wall socket before touching any component.
1-2 Chapter 1: Product introduction C8HM70-I/HDMI 1.2 Motherboard overview Before you install the motherboard, study the conguration of your chassis to ensure that the motherboard ts into it. Ensure that you unplug the power cord before installing or removing the motherboard.
ASUS C8HM70-I Series 1-3 1.2.3 Motherboard layout C8HM70-I/HDMI USB1112 AAFP Lithium Cell CMOS Power ALC 887 RTL 8111F Super I/O 64Mb BIOS SB_PWR CLRTC SPEAKER CHASSIS EATXPWR ATX12V Intel ® HM70 Int.
1-4 Chapter 1: Product introduction 1.3 Central Processing Unit (CPU) The motherboard comes with an onboard Intel ® Celeron™ 847 (BGA1023) processor and a specially designed CPU heatsink. C8HM70-I/HDMI CPU Celeron847 Intel ® Celeron847 C8HM70-I/HDMI 1.
ASUS C8HM70-I Series 1-5 C8HM70-I Series Motherboard Qualied V endors Lists (QVL) DDR3-1333 MHz capability Visit the ASUS website at www .asus.com for the latest QVL. SS: Single-sided / DS: Double-sided DIMM support: • A*: Supports one module inserted into either slot.
1-6 Chapter 1: Product introduction 1.5 Expansion slots In the future, you may need to install expansion cards. The following sub-sections describe the slots and the expansion cards that they support. Unplug the power cord before adding or removing expansion cards.
ASUS C8HM70-I Series 1-7 1.6 Jumpers Clear RTC RAM (3-pin CLRTC) This jumper allows you to clear the Real T ime Clock (RTC) RAM in CMOS. Y ou can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data.
1-8 Chapter 1: Product introduction 1.7 Connectors 1.7.1 Rear panel connectors 1. PS/2 Keyboard / Mouse Combo port. This port is for a PS/2 keyboard or PS/2 mouse. 2. LAN (RJ-45) port. This port allows Gigabit connection to a Local Area Network (LAN) through a network hub.
ASUS C8HM70-I Series 1-9 T o congure an 8-channel audio output: Use a chassis with HD audio module in the front panel to support an 8-channel audio output. 6. USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.
1-10 Chapter 1: Product introduction 1.7.2 Internal connectors 1. Front panel audio connector (10-1 pin AAFP) This connector is for a chassis-mounted front panel audio I/O module that supports either HD Audio or legacy AC`97 audio standard. Connect one end of the front panel audio I/O module cable to this connector .
ASUS C8HM70-I Series 1-1 1 • For a fully congured system, we recommend that you use a power supply unit (PSU) that complies with A TX 12 V Specication 2.0 (or later version) and provides a minimum power of 350 W . • DO NOT forget to connect the 4-pin A TX +12V power plug.
1-12 Chapter 1: Product introduction 4. CPU and chassis fan connectors (3-pin CPU_F AN, 4-pin CHA_F AN) Connect the fan cables to the fan connectors on the motherboard, ensuring that the black wire of each cable matches the ground pin of the connector .
ASUS C8HM70-I Series 1-13 6. Serial A T A 3.0Gb/s connectors (7-pin SA T A3G [blue]) This connector connects to Serial A T A 3.0 Gb/s hard disk drive or optical drive via Serial A T A 3.0 Gb/s signal cables. • Y ou must install Windows ® XP Service Pack 3 or later version before using Serial A T A hard disk drives.
1-14 Chapter 1: Product introduction 8. System panel connector (10-1 pin P ANEL) This connector supports several chassis-mounted functions. C8HM70-I/HDMI System panel connector PIN 1 PWR BTN PLED+ PLE.
ASUS C8HM70-I Series 1-15 1.8 Software support 1.8.1 Installing an operating system This motherboard supports Windows ® XP / 7 / 8 Operating Systems (OS). Always install the latest OS version and corresponding updates to maximize the features of your hardware.
1-16 Chapter 1: Product introduction.
ASUS C8HM70-I Series 2-1 2.1 Managing and updating your BIOS Save a copy of the original motherboard BIOS le to a USB ash disk in case you need to restore the BIOS in the future. Copy the original motherboard BIOS using the ASUS Update utility .
2-2 Chapter 2: Getting started Updating from the Internet a. Select Update BIOS from the Internet , then click Next . b. Select the ASUS FTP site nearest you to avoid network trafc, then click Next . c. From the FTP site, select the BIOS version that you wish to download then click Next .
ASUS C8HM70-I Series 2-3 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore the BIOS le when it fails or gets corrupted during the updating process. Y ou can restore a corrupted BIOS le using the motherboard support DVD or a USB ash drive that contains the updated BIOS le.
2-4 Chapter 2: Getting started 2.1.4 ASUS BIOS Updater The ASUS BIOS Updater allows you to update BIOS in DOS environment. This utility also allows you to copy the current BIOS le that you can use as a backup when the BIOS fails or gets corrupted during the updating process.
ASUS C8HM70-I Series 2-5 Updating the BIOS le T o update the BIOS le using BIOS Updater: 1. At the FreeDOS prompt, type bupdater /pc /g and press <Enter>.
2-6 Chapter 2: Getting started 2.2 BIOS setup program Use the BIOS Setup program to update the BIOS or congure its parameters. The BIOS screens include navigation keys and brief online help to guide you in using the BIOS Setup program.
ASUS C8HM70-I Series 2-7 BIOS menu screen The BIOS setup program can be used under two modes: EZ Mode and Advanced Mode . Y ou can change modes from the Exit menu or from the Exit/Advanced Mode button in the EZ Mode/Advanced Mode screen. EZ Mode By default, the EZ Mode screen appears when you enter the BIOS setup program.
2-8 Chapter 2: Getting started Advanced Mode The Advanced Mode provides advanced options for experienced end-users to congure the BIOS settings. The gure below shows an example of the Advanced Mode . Refer to the following sections for the detailed congurations.
ASUS C8HM70-I Series 2-9 Menu items The highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main shows the Main menu items. The other items (Ai T weaker, Advanced, Monitor , Boot, T ool, and Exit) on the menu bar have their respective menu items.
2-10 Chapter 2: Getting started 2.3 Main menu The Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu provides you an overview of the basic system information, and allows you to set the system date, time, language, and security settings.
ASUS C8HM70-I Series 2-1 1 Administrator Password If you have set an administrator password, we recommend that you enter the administrator password for accessing the system. Otherwise, you might be able to see or change only selected elds in the BIOS setup program.
2-12 Chapter 2: Getting started 2.4 Ai T weaker menu The Ai T weaker menu items allow you to congure overclocking-related items. Be cautious when changing the settings of the Ai T weaker menu items. Incorrect eld values can cause the system to malfunction.
ASUS C8HM70-I Series 2-13 2.4.2 DRAM Timing Control The sub-items in this menu allow you to set the DRAM timing control features. Use the <+> and <-> keys to adjust the value. T o restore the default setting, type [auto] using the keyboard and press <Enter>.
2-14 Chapter 2: Getting started 2.5 Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. Be cautious when changing the settings of the Advanced menu items. Incorrect eld values can cause the system to malfunction.
ASUS C8HM70-I Series 2-15 Limit CPUID Maximum [Disabled] [Enabled] Allows legacy operating systems to boot even without support for CPUs with extended CPUID functions. [Disabled] Disables this function. Execute Disable Bit [Enabled] [Enabled] Enables the No-Execution Page Protection T echnology .
2-16 Chapter 2: Getting started CPU C7 Report [Enabled] Allows you to disable or enable the CPU C7 report to OS. [Disabled] Disables this function. [Enabled] Enables the C7 report function. This item should be enabled in order to enable the Enhanced Halt State.
ASUS C8HM70-I Series 2-17 2.5.4 System Agent Conguration Memory Remap Feature [Enabled] [Enabled] Allow you to enable remapping the memory above 4GB. [Disabled] Disables this function. Graphics Conguration Primary Display [Auto] Allows you to decide which graphics controller to use as the primary boot device.
2-18 Chapter 2: Getting started 2.5.5 USB Conguration The items in this menu allow you to change the USB-related features. The USB Devices item shows the auto-detected values. If no USB device is detected, the item shows None . Intel USB2.0 EHCI Controller [Enabled] [Disabled] Disables the Intel USB2.
ASUS C8HM70-I Series 2-19 2.5.6 Onboard Devices Conguration HD Audio Controller [Enabled] [Enabled] Enables the High Denition Audio Controller. [Disabled] Disables the controller . The following item appears only when you set the HD Audio Controller item to [Enabled].
2-20 Chapter 2: Getting started 2.5.7 APM Restore AC Power Loss [Power Off] [Power On] The system goes into on state after an AC power loss. [Power Off] The system goes into off state after an AC power loss. [Last State] The system goes into either off or on state, whatever the system state was before the AC power loss.
ASUS C8HM70-I Series 2-21 2.6 Monitor menu The Monitor menu displays the system temperature/power status, and allows you to change the fan settings. 2.6.1 CPU T emperature / MB T emperature [xxxºC/xxxºF] The onboard hardware monitor automatically detects and displays the CPU and motherboard temperatures.
2-22 Chapter 2: Getting started 2.6.4 Chassis Q-Fan Control [Enabled] [Disabled] Disables the Chassis Q-Fan control feature. [Enabled] Enables the Chassis Q-Fan control feature.
ASUS C8HM70-I Series 2-23 2.7 Boot menu The Boot menu items allow you to change the system boot options. Scroll down to display the following items:.
2-24 Chapter 2: Getting started USB Support [Partial In...] [Disabled] All the USB devices will be available only after entering the operating system (OS). [Full Initialization] All the USB devices will be available during POST and in OS. [Partial Initialization] Only the USB ports with keyboard and mouse can be detected before entering OS.
ASUS C8HM70-I Series 2-25 Post Delay Time [3 sec] This item appears only when the Full Screen Logo item is set to [Enabled] and allows you to set the Post Delay T ime. Conguration options: [0 sec] [1 sec] ~ [10 sec]. 2.7.3 Bootup NumLock State [On] [On] Sets the power-on state of the NumLock to [On].
2-26 Chapter 2: Getting started 2.7.8 Secure Boot This option allows you to congure the Security Boot parameters. OS T ype [Windows UEFI mode] Conguration option: [Windows UEFI mode] [Other OS] The following items appear when OS T ype is set to [ Windows UEFI mode ].
ASUS C8HM70-I Series 2-27 2.8 T ools menu The T ools menu items allow you to congure options for special functions. Select an item then press <Enter> to display the submenu. 2.7.9 Boot Option Priorities These items specify the boot device priority sequence from the available devices.
2-28 Chapter 2: Getting started 2.8.1 ASUS EZ Flash 2 Utility Allows you to run ASUS EZ Flash 2. Press [Enter] to launch the ASUS EZ Flash 2 screen. For more details, see section 2.1.2 ASUS EZ Flash 2 . 2.8.2 ASUS O.C. Prole This item allows you to store or load multiple BIOS settings.
ASUS C8HM70-I Series 2-29 2.9 Exit menu The Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your changes to the BIOS items. Y ou can access the EZ Mode from the Exit menu. Load Optimized Defaults This option allows you to load the default values for each of the parameters on the Setup menus.
2-30 Chapter 2: Getting started.
C8HM70-I Series A-1 Appendices Notices Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: This device may not cause harmful interference. This device must accept any interference received including interference that may cause undesired operation.
A-2 Appendices IC: Canadian Compliance Statement Complies with the Canadian ICES-003 Class B specications. This device complies with RSS 210 of Industry Canada. This Class B device meets all the requirements of the Canadian interference-causing equipment regulations.
C8HM70-I Series A-3 REACH Complying with the REACH (Registration, Evaluation, Authorisation, and Restriction of Chemicals) regulatory framework, we published the chemical substances in our products at ASUS REACH website at http://csr .asus.com/english/REACH.
A-4 Appendices ASUS contact information ASUST eK COMPUTER INC. Address 15 Li-T e Road, Peitou, T aipei, T aiwan 1 1259 T elephone +886-2-2894-3447 Fax +886-2-2890-7798 E-mail info@asus.com.tw Web site www .asus.com.tw T echnical Support T elephone +86-21-3842991 1 Online support support.
C8HM70-I Series A-5 EC Declaration of Conformity We, the undersigned, Manufacturer: ASUSTek COMPUTER INC. Address, City: No. 150, LI-TE RD., PEITOU, TAIPEI 112, TAIWAN R.O.C. Country: TAIWAN Authorized representative in Europe: ASUS COMPUTER GmbH Address, City: HARKORT STR.
A-6 Appendices.
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