Page 1
C8HM70-I SERIES C8HM70-I • C8HM70-I/HDMI •...
Page 2
Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.
Managing and updating your BIOS ............. 2-1 2.1.1 ASUS Update utility ................ 2-1 2.1.2 ASUS EZ Flash 2 ................2-2 2.1.3 ASUS CrashFree BIOS 3 utility ............2-3 2.1.4 ASUS BIOS Updater ............... 2-4 BIOS setup program ..................2-6 Main menu ....................2-10 2.3.1 System Language [English] ............
Page 4
2.7.9 Boot Option Priorities ..............2-27 2.7.10 Boot Override ................2-27 Tools menu ....................2-27 2.8.1 ASUS EZ Flash 2 Utility ..............2-28 2.8.2 ASUS O.C. Profile ................. 2-28 2.8.3 ASUS SPD Information ..............2-28 Exit menu ....................2-29 Appendices Notices ........................
Safety information Electrical safety • To 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. If possible, disconnect all power cables from the existing system before you add a device.
Refer to the following sources for additional information and for product and software updates. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Refer to the ASUS contact information. Optional documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.
Conventions used in this guide To ensure that you perform certain tasks properly, take note of the following symbols used throughout this manual. DANGER/WARNING: Information to prevent injury to yourself when completing a task. CAUTION: Information to prevent damage to the components when completing a task IMPORTANT: Instructions that you MUST follow to complete a task.
HM70 chipset ® Memory 2 x SODIMM, max. 16GB, DDR3 1333/1066 MHz, non-ECC, un-buffered memory Dual-channel memory architecture • Refer to www.asus.com or the user manual for Memory QVL (Qualify Vendor List) Graphics Integrated Graphics Processor- Intel HD Graphics support ®...
Page 9
C8HM70-I SERIES specifications 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, 6.7”...
AAFP C8HM70-I/HDMI SPEAKER CHASSIS SB_PWR PCIEX16_1 1 x Serial ATA 3.0 Gb/s cable ASUS C8HM70-I/HDMI motherboard 1 x Serial ATA 6.0 Gb/s cable 1 x I/O-Shield User Guide Support DVD • C8HM70-I Series motherboards include C8HM70-I and C8HM70-I/HDMI models. The package contents vary from models.
ON, in sleep mode, or in soft-off mode. This is a reminder that you should shut down the system and unplug the power cable before removing or plugging in any motherboard component. The illustration below shows the location of the onboard LED. SB_PWR Standby Power Powered Off C8HM70-I/HDMI C8HM70-I/HDMI Onboard LED ASUS C8HM70-I Series...
Motherboard overview Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. Ensure that you unplug the power cord before installing or removing the motherboard. Failure to do so can cause you physical injury and damage motherboard components. C8HM70-I Series motherboards include C8HM70-I and C8HM70-I/HDMI models.
Central Processing Unit (CPU) The motherboard comes with an onboard Intel Celeron™ 847 (BGA1023) processor and a ® specially designed CPU heatsink. Intel ® Celeron847 C8HM70-I/HDMI C8HM70-I/HDMI CPU Celeron847 System memory 1.4.1 Overview This motherboard comes with two Double Data Rate 3 (DDR3) Small Outline Dual Inline Memory Modules (SO-DIMM) sockets.
Page 15
SS: Single-sided / DS: Double-sided DIMM support: • A*: Supports one module inserted into either slot. • B*: Supports one pair of modules inserted into both the slots. Visit the ASUS website at www.asus.com for the latest QVL. ASUS C8HM70-I Series...
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. Failure to do so may cause you physical injury and damage motherboard components.
You do not need to clear the RTC when the system hangs due to overclocking. For system failure due to overclocking, use the CPU Parameter Recall (C.P.R.) feature. Shut down and reboot the system, then the BIOS automatically resets parameter settings to default values. ASUS C8HM70-I Series...
Connectors 1.7.1 Rear panel connectors PS/2 Keyboard / Mouse Combo port. This port is for a PS/2 keyboard or PS/2 mouse. LAN (RJ-45) port. This port allows Gigabit connection to a Local Area Network (LAN) through a network hub. Refer to the table below for the LAN port LED indications. LAN port LED indications Speed Activity Link...
Page 19
We strongly recommend that you connect USB 3.0 devices to USB 3.0 ports for faster and better performance for your USB 3.0 devices. USB 2.0 ports 9 and 10. These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. ASUS C8HM70-I Series...
1.7.2 Internal connectors 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. AAFP PIN 1 PIN 1...
• If you are uncertain about the minimum power supply requirement for your system, refer to the Recommended Power Supply Wattage Calculator at http://support.asus. com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details. Chassis intrusion connector (4-1 pin CHASSIS) This connector is for a chassis-mounted intrusion detection sensor or switch.
Page 22
CPU and chassis fan connectors (3-pin CPU_FAN, 4-pin CHA_FAN) 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. CHA_FAN CHA FAN PWR CHA FAN IN CHA FAN PWM CPU_FAN +12V...
Page 23
XP Service Pack 3 or later version before using Serial ATA ® hard disk drives. When using hot-plug and NCQ, set the SATA Mode Selection item in the BIOS to • [AHCI]. See section 2.5.3 SATA Configuration for details. ASUS C8HM70-I Series 1-13...
System panel connector (10-1 pin PANEL) This connector supports several chassis-mounted functions. F_PANEL PWR LED PWR BTN PIN 1 C8HM70-I/HDMI +HD_LED RESET C8HM70-I/HDMI System panel connector • System power LED (2-pin PWRLED) This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector.
Place the Support DVD into the optical drive. If Autorun is enabled in your computer, the DVD automatically displays the Specials screen which contains the unique features of ASUS motherboard. Click Drivers, Utilities, Make Disk, Manual, and Contact tabs to display their respective menus.
BIOS in the future. Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 ASUS Update utility The ASUS Update is a utility that allows you to manage, save, and update the motherboard BIOS in Windows environment. ®...
Follow the onscreen instructions to complete the updating process. 2.1.2 ASUS EZ Flash 2 The ASUS EZ Flash 2 feature allows you to update the BIOS without using an OS-based utility. Before you start using this utility, download the latest BIOS file from the ASUS website at www.asus.com.
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 file when it fails or gets corrupted during the updating process. You can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that contains the updated BIOS file.
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 file that you can use as a backup when the BIOS fails or gets corrupted during the updating process.
Select the Load Optimized Defaults item under the Exit menu. Refer to section 2.9 Exit menu for details. • Ensure to connect all SATA hard disk drives after updating the BIOS file if you have disconnected them. ASUS C8HM70-I Series...
The BIOS setup screens shown in this section are for reference purposes only, and may not exactly match what you see on your screen. Visit the ASUS website at www.asus.com to download the latest BIOS file for this • motherboard.
Advanced mode right hand side functions • The boot device options vary depending on the devices you installed to the system. The Boot Menu(F8) button is available only when the boot device is installed to the • system. ASUS C8HM70-I Series...
The Advanced Mode provides advanced options for experienced end-users to configure the BIOS settings. The figure below shows an example of the Advanced Mode. Refer to the following sections for the detailed configurations. To access the EZ Mode, click Exit, then select ASUS EZ Mode. Menu items Configuration fields...
You cannot select an item that is not user-configurable. A configurable field is highlighted when selected. To change the value of a field, select it and press <Enter> to display a list of options. ASUS C8HM70-I Series...
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. 2.3.1 System Language [English] Allows you to choose the BIOS language version from the options.
To clear the user password, follow the same steps as in changing a user password, but press <Enter> when prompted to create/confirm the password. After you clear the password, the User Password item on top of the screen shows Not Installed. ASUS C8HM70-I Series 2-11...
Ai Tweaker menu The Ai Tweaker menu items allow you to configure overclocking-related items. Be cautious when changing the settings of the Ai Tweaker menu items. Incorrect field values can cause the system to malfunction. Target CPU Speed : 1100MHz Displays the target CPU speed.
Allows you to enable or disable the Enhanced Intel SpeedStep Technology (EIST). ® [Disabled] Disables this function. [Enabled] The operating system dynamically adjusts the processor voltage and core frequency which may result in decreased average consumption and decreased average heat production. ASUS C8HM70-I Series 2-13...
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 field values can cause the system to malfunction. 2.5.1 CPU Configuration The items in this menu show the CPU-related information that the BIOS automatically detects.
Page 41
Allows you to enable or disable the CPU C1E. [Auto] Set this item automatically. [Disabled] Disables this function. [Enabled] Enables the C1E support function. This item should be enabled in order to enable the Enhanced Halt State. ASUS C8HM70-I Series 2-15...
CPU C3 Report [Auto] Allows you to disable or enable the CPU C3 report to OS. [Auto] Set this item automatically. [Disabled] Disables this function. [Enabled] Enables the C3 report function. This item should be enabled in order to enable the Enhanced Halt State. CPU C6 Report [Auto] Allows you to disable or enable the CPU C6 report to OS.
Multi-Monitor [Disabled] Allows you to enable or disable the multi-monitor support for both the integrated Graphics Device and add-on graphic card. The memory size of Internal Graphics Devicewill be fixed at 64MB. Configuration options: [Disabled] [Enabled] ASUS C8HM70-I Series 2-17...
2.5.5 USB Configuration 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 USB2.0 EHCI controller. [Enabled] Enables the Intel USB2.0 EHCI controller.
Disables the controller. Realtek PXE OPROM [Disabled] This item appears only when you set the previous item to [Enabled] and allows you to enable or disable the PXE OptionRom of the Realtek LAN controller. Configuration options: [Enabled] [Disabled] ASUS C8HM70-I Series 2-19...
2.5.7 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.
N/A. Select Ignore if you do not wish to display the detected speed. 2.6.3 CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators. Select Ignore if you do not want to detect this item. ASUS C8HM70-I Series 2-21...
2.6.4 Chassis Q-Fan Control [Enabled] [Disabled] Disables the Chassis Q-Fan control feature. [Enabled] Enables the Chassis Q-Fan control feature. Chassis Fan Speed Low Limit [600 RPM] This item appears only when you enable the Chassis Q-Fan Control feature and allows you to disable or set the Chassis fan warning speed.
[Disabled] Disables the full screen logo display feature. Set this item to [Enabled] to use the ASUS MyLogo 2™ feature. Post Report [5 sec] This item appears only when the Full Screen Logo item is set to [Disabled] and allows you to set the waiting time for the system to display the post report.
2.7.8 Secure Boot This option allows you to configure the Security Boot parameters. OS Type [Windows UEFI mode] Configuration option: [Windows UEFI mode] [Other OS] The following items appear when OS Type is set to [Windows UEFI mode]. Key Management Clear Secure Boot keys Configuration options: [Yes] [No] Load PK from File...
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. Profile This item allows you to store or load multiple BIOS settings.
This option allows you to exit the Setup program without saving your changes. When you select this option or if you press <Esc>, a confirmation window appears. Select Yes to discard changes and exit. ASUS EZ Mode This option allows you to enter the EZ Mode screen. Launch EFI Shell from filesystem device This option allows you to attempt to launch the EFI Shell application (shellx64.efi) from one of...
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.
IC: Canadian Compliance Statement Complies with the Canadian ICES-003 Class B specifications. This device complies with RSS 210 of Industry Canada. This Class B device meets all the requirements of the Canadian interference-causing equipment regulations. This device complies with Industry Canada license exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.
Page 59
ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to the highest standards for protecting our environment. We believe in providing solutions for you to be able to responsibly recycle our products, batteries, other components as well as the packaging materials.
+1-812-282-3777 +1-510-608-4555 Web site usa.asus.com Technical Support Telephone +1-812-282-2787 Support fax +1-812-284-0883 Online support support.asus.com ASUS COMPUTER GmbH (Germany and Austria) Address Harkort Str. 21-23, D-40880 Ratingen, Germany +49-2102-959911 Web site www.asus.de Online contact www.asus.de/sales Technical Support Telephone +49-1805-010923* Support Fax...
Need help?
Do you have a question about the C8HM70-I and is the answer not in the manual?
Questions and answers