C8HM70-I User's Manual
Page 2
... on the preferred carrier and the location where you . SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. Offer to Provide Source Code of Certain Software This product contains copyrighted software that we would be much...
... on the preferred carrier and the location where you . SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. Offer to Provide Source Code of Certain Software This product contains copyrighted software that we would be much...
C8HM70-I User's Manual
Page 3
... Memory configurations 1-4 1.5 Expansion slots 1-6 1.5.1 Installing an expansion card 1-6 1.5.2 Configuring an expansion card 1-6 1.5.3 PCI Express x16 slot 1-6 1.6 Jumpers...1-7 1.7 Connectors...1-8 1.7.1 Rear panel connectors 1-8 1.7.2 Internal connectors 1-10 1.8 Software support 1-15 1.8.1 Installing an operating system 1-15 1.8.2 Support DVD information 1-15 BIOS information 2.1 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 2.2 BIOS setup program 2-6 2.3 Main...
... Memory configurations 1-4 1.5 Expansion slots 1-6 1.5.1 Installing an expansion card 1-6 1.5.2 Configuring an expansion card 1-6 1.5.3 PCI Express x16 slot 1-6 1.6 Jumpers...1-7 1.7 Connectors...1-8 1.7.1 Rear panel connectors 1-8 1.7.2 Internal connectors 1-10 1.8 Software support 1-15 1.8.1 Installing an operating system 1-15 1.8.2 Support DVD information 1-15 BIOS information 2.1 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 2.2 BIOS setup program 2-6 2.3 Main...
C8HM70-I User's Manual
Page 8
...x PCIe 2.0 x16 (with latch) 1 x Serial ATA 3Gb/s, 1 x Serial ATA 6Gb/s support AHCI Mode Realtek® 8111F-VB Gigabit LAN controller Realtek® 887VD 8-channel High Definition Audio CODEC • Use a chassis with Max. ASUS MyLogo 2 - C8HM70-I SERIES specifications summary CPU Chipset Memory Graphics Expansion slots Storage LAN Audio USB ASUS unique features Back Panel I/O ports Internal I /HDMI only) 1 x LAN (RJ-45) port 4 x USB 2.0/1.1 ports 2 x USB 3.0/2.0 ports 3 Audio jacks 1 x USB 2.0/1.1 connectors support additional 2 USB 2.0/1.1 ports 1 x Chassis fan connector 1 x CPU fan...
...x PCIe 2.0 x16 (with latch) 1 x Serial ATA 3Gb/s, 1 x Serial ATA 6Gb/s support AHCI Mode Realtek® 8111F-VB Gigabit LAN controller Realtek® 887VD 8-channel High Definition Audio CODEC • Use a chassis with Max. ASUS MyLogo 2 - C8HM70-I SERIES specifications summary CPU Chipset Memory Graphics Expansion slots Storage LAN Audio USB ASUS unique features Back Panel I/O ports Internal I /HDMI only) 1 x LAN (RJ-45) port 4 x USB 2.0/1.1 ports 2 x USB 3.0/2.0 ports 3 Audio jacks 1 x USB 2.0/1.1 connectors support additional 2 USB 2.0/1.1 ports 1 x Chassis fan connector 1 x CPU fan...
C8HM70-I User's Manual
Page 13
...0Gb/s connectors (7-pin SATA6G [gray]) 6. Clear RTC RAM (3-pin CLRTC) 12. System panel connector (10-1 pin PANEL) 9. Speaker connector (4-pin SPEAKER) 11. DDR3 SO-DIMM sockets 5. Front panel audio connector (10-1 pin AAFP) 13. USB 2.0 connectors (10-1 pin USB1112) Page 1-12 1-11 1-4 1-4 1-13 1-1 1-13 1-14 1-11 1-14 1-7 1-10 1-12 ASUS C8HM70-I /HDMI PCIEX16_1 F_PANEL SPEAKER CHASSIS SB_PWR 11 10 9 8 7 6 Following Intel's specification, USB 2.0 ports 5 ~ 8 are disabled on the motherboards with Intel® HM70 chipset. 1.2.4 Layout contents Connectors/Jumpers/Slots/LED 1.
...0Gb/s connectors (7-pin SATA6G [gray]) 6. Clear RTC RAM (3-pin CLRTC) 12. System panel connector (10-1 pin PANEL) 9. Speaker connector (4-pin SPEAKER) 11. DDR3 SO-DIMM sockets 5. Front panel audio connector (10-1 pin AAFP) 13. USB 2.0 connectors (10-1 pin USB1112) Page 1-12 1-11 1-4 1-4 1-13 1-1 1-13 1-14 1-11 1-14 1-7 1-10 1-12 ASUS C8HM70-I /HDMI PCIEX16_1 F_PANEL SPEAKER CHASSIS SB_PWR 11 10 9 8 7 6 Following Intel's specification, USB 2.0 ports 5 ~ 8 are disabled on the motherboards with Intel® HM70 chipset. 1.2.4 Layout contents Connectors/Jumpers/Slots/LED 1.
C8HM70-I User's Manual
Page 16
... a PCI Express 2.0 x16 slot (at 16x mode) that you removed earlier. 6. Install the software drivers for the card. 2. The following sub‑sections describe the slots and the expansion cards that came with the slot and press firmly until the card is already installed in a chassis). 3. Before installing the expansion card, read the documentation that they support. See Chapter 2 for later use . Align the card connector with it by adjusting the software settings. 1. Turn...
... a PCI Express 2.0 x16 slot (at 16x mode) that you removed earlier. 6. Install the software drivers for the card. 2. The following sub‑sections describe the slots and the expansion cards that came with the slot and press firmly until the card is already installed in a chassis). 3. Before installing the expansion card, read the documentation that they support. See Chapter 2 for later use . Align the card connector with it by adjusting the software settings. 1. Turn...
C8HM70-I User's Manual
Page 17
... resets parameter settings to overclocking, use the CPU Parameter Recall (C.P.R.) feature. For system failure due to default values. ASUS C8HM70-I /HDMI Clear RTC RAM To erase the RTC RAM: 1. Plug the power cord and turn ON the computer. 4. Shut down the key during the boot process and enter BIOS setup to pins 2-3. After clearing the CMOS, reinstall the battery. • You do not help, remove the onboard battery and move the cap back to pins 1-2. 3. CLRTC 12 23 C8HM70-I/HDMI Normal (Default) Clear...
... resets parameter settings to overclocking, use the CPU Parameter Recall (C.P.R.) feature. For system failure due to default values. ASUS C8HM70-I /HDMI Clear RTC RAM To erase the RTC RAM: 1. Plug the power cord and turn ON the computer. 4. Shut down the key during the boot process and enter BIOS setup to pins 2-3. After clearing the CMOS, reinstall the battery. • You do not help, remove the onboard battery and move the cap back to pins 1-2. 3. CLRTC 12 23 C8HM70-I/HDMI Normal (Default) Clear...
C8HM70-I User's Manual
Page 19
.... 6. To configure an 8-channel audio output: Use a chassis with HD audio module in the front panel to USB 3.0 ports for faster and better performance for your USB 3.0 devices. 10. These two 9-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. 7. USB 3.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. HDMI port (C8HM70-I Series 1-9 USB 2.0 ports 9 and 10. USB 2.0 ports 3 and 4. This 15-pin port is HDCP compliant allowing playback of HD DVD, Blu-Ray, and other VGA-compatible devices 8. ASUS C8HM70-I /HDMI only...
.... 6. To configure an 8-channel audio output: Use a chassis with HD audio module in the front panel to USB 3.0 ports for faster and better performance for your USB 3.0 devices. 10. These two 9-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. 7. USB 3.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. HDMI port (C8HM70-I Series 1-9 USB 2.0 ports 9 and 10. USB 2.0 ports 3 and 4. This 15-pin port is HDCP compliant allowing playback of HD DVD, Blu-Ray, and other VGA-compatible devices 8. ASUS C8HM70-I /HDMI only...
C8HM70-I User's Manual
Page 22
...for USB 2.0 ports. These USB connectors comply with USB 2.0 specification that the black wire of each cable matches the ground pin of the system chassis. USB+5V USB_P11USB_P11+ GND NC PIN 1 USB+5V USB_P12USB_P12+ GND USB1112 C8HM70-I/HDMI C8HM70-I /HDMI CPU fan connector Do not forget to connect the fan cables to the fan connectors on the fan connectors! 5. USB connectors (10-1 pin USB1112) These connectors are not jumpers! Doing so will damage the motherboard! 4. CPU and chassis fan connectors (3-pin CPU_FAN, 4-pin CHA_FAN) Connect the fan cables to the fan connectors. Do...
...for USB 2.0 ports. These USB connectors comply with USB 2.0 specification that the black wire of each cable matches the ground pin of the system chassis. USB+5V USB_P11USB_P11+ GND NC PIN 1 USB+5V USB_P12USB_P12+ GND USB1112 C8HM70-I/HDMI C8HM70-I /HDMI CPU fan connector Do not forget to connect the fan cables to the fan connectors on the fan connectors! 5. USB connectors (10-1 pin USB1112) These connectors are not jumpers! Doing so will damage the motherboard! 4. CPU and chassis fan connectors (3-pin CPU_FAN, 4-pin CHA_FAN) Connect the fan cables to the fan connectors. Do...
C8HM70-I User's Manual
Page 25
... folder. ASUS C8HM70-I Series 1-15 Click Drivers, Utilities, Make Disk, Manual, and Contact tabs to run the Support DVD Place the Support DVD into the optical drive. Refer to change at www.asus.com for reference only. The following screen is enabled in your computer, the DVD automatically displays the Specials screen which contains the unique features of the Support DVD are subject to your hardware. • Motherboard settings and hardware options vary. The...
... folder. ASUS C8HM70-I Series 1-15 Click Drivers, Utilities, Make Disk, Manual, and Contact tabs to run the Support DVD Place the Support DVD into the optical drive. Refer to change at www.asus.com for reference only. The following screen is enabled in your computer, the DVD automatically displays the Specials screen which contains the unique features of the Support DVD are subject to your hardware. • Motherboard settings and hardware options vary. The...
C8HM70-I User's Manual
Page 27
... BIOS 2 Save a copy of the original motherboard BIOS file to a USB flash disk in case you update the BIOS using the ASUS Update utility. 2.1.1 ASUS Update utility The ASUS Update is available in the support DVD that allows you to manage, save, and update the motherboard BIOS in Windows® environment. • ASUS Update requires an Internet connection either of the following methods: ASUS C8HM70-I Series 2-1 Copy the original motherboard BIOS using this utility. Click the Utilities tab, then click AI Suite II. 3. Follow the onscreen instructions...
... BIOS 2 Save a copy of the original motherboard BIOS file to a USB flash disk in case you update the BIOS using the ASUS Update utility. 2.1.1 ASUS Update utility The ASUS Update is available in the support DVD that allows you to manage, save, and update the motherboard BIOS in Windows® environment. • ASUS Update requires an Internet connection either of the following methods: ASUS C8HM70-I Series 2-1 Copy the original motherboard BIOS using this utility. Click the Utilities tab, then click AI Suite II. 3. Follow the onscreen instructions...
C8HM70-I User's Manual
Page 28
... arrow keys to prevent system boot failure! 2-2 Chapter 2: Getting started Enter the Advanced Mode of updating itself through the Internet. c. Follow the onscreen instructions to complete the updating process. 2.1.2 ASUS EZ Flash 2 The ASUS EZ Flash 2 feature allows you start using EZ Flash 2: 1. Before you to enable it. 3. Updating from the ASUS website at www.asus.com. To update the BIOS using this utility, download the latest BIOS file from a BIOS file a. The ASUS Update utility is done. • This function supports USB flash disks with...
... arrow keys to prevent system boot failure! 2-2 Chapter 2: Getting started Enter the Advanced Mode of updating itself through the Internet. c. Follow the onscreen instructions to complete the updating process. 2.1.2 ASUS EZ Flash 2 The ASUS EZ Flash 2 feature allows you start using EZ Flash 2: 1. Before you to enable it. 3. Updating from the ASUS website at www.asus.com. To update the BIOS using this utility, download the latest BIOS file from a BIOS file a. The ASUS Update utility is done. • This function supports USB flash disks with...
C8HM70-I User's Manual
Page 29
... updating the BIOS! Download the latest BIOS file from the ASUS website at www.asus.com. When found, the utility reads the BIOS file and enters ASUS EZ Flash 2 utility automatically. 4. Doing so can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that you to enter BIOS Setup to recover BIOS setting. ASUS C8HM70-I /HDMI model. • The BIOS file in the removable device to C8HM70I.CAP for the C8HM70-I model and HM70IH.CAP for the BIOS file. Insert the support DVD to the optical drive or the USB flash drive...
... updating the BIOS! Download the latest BIOS file from the ASUS website at www.asus.com. When found, the utility reads the BIOS file and enters ASUS EZ Flash 2 utility automatically. 4. Doing so can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that you to enter BIOS Setup to recover BIOS setting. ASUS C8HM70-I /HDMI model. • The BIOS file in the removable device to C8HM70I.CAP for the C8HM70-I model and HM70IH.CAP for the BIOS file. Insert the support DVD to the optical drive or the USB flash drive...
C8HM70-I User's Manual
Page 30
... the motherboard support DVD and a USB flash drive in DOS environment 1. NTFS is not supported under DOS environment. Turn off the computer and disconnect all SATA hard disk drives (optional). Boot your computer. When the Make Disk menu appears, select the FreeDOS command prompt item by pressing the item number. 4. This utility also allows you to copy the current BIOS file that you to update BIOS in NTFS format. 3. The actual utility screen displays...
... the motherboard support DVD and a USB flash drive in DOS environment 1. NTFS is not supported under DOS environment. Turn off the computer and disconnect all SATA hard disk drives (optional). Boot your computer. When the Make Disk menu appears, select the FreeDOS command prompt item by pressing the item number. 4. This utility also allows you to copy the current BIOS file that you to update BIOS in NTFS format. 3. The actual utility screen displays...
C8HM70-I User's Manual
Page 31
... the Load Optimized Defaults item under the Exit menu. Press to switch between screen fields and use the keys to exit BIOS Updater. When BIOS update is done, press to select the BIOS file and press . Select Yes and press . The BIOS Updater screen appears as below. DO NOT shut down or reset the system while updating the BIOS to prevent system boot failure! • For BIOS Updater version 1.30 or later, the utility automatically...
... the Load Optimized Defaults item under the Exit menu. Press to switch between screen fields and use the keys to exit BIOS Updater. When BIOS update is done, press to select the BIOS file and press . Select Yes and press . The BIOS Updater screen appears as below. DO NOT shut down or reset the system while updating the BIOS to prevent system boot failure! • For BIOS Updater version 1.30 or later, the utility automatically...
C8HM70-I User's Manual
Page 39
.... 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. If this happens, revert to the default settings. 2.4.3 CPU Power Management The sub-items in this function. [Enabled] The operating system dynamically adjusts the processor voltage and core frequency which may cause the system to become unstable! Use and keys or the numeric keypad to adjust the value. Configuration options: [Auto...
.... 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. If this happens, revert to the default settings. 2.4.3 CPU Power Management The sub-items in this function. [Enabled] The operating system dynamically adjusts the processor voltage and core frequency which may cause the system to become unstable! Use and keys or the numeric keypad to adjust the value. Configuration options: [Auto...
C8HM70-I User's Manual
Page 41
... Technology (EIST). [Disabled] The CPU runs at its default speed. [Enabled] The operating system controls the CPU speed. Configuration options: [Auto] [8] [9] [10] [11] Enhanced Intel SpeedStep Technology [Enabled] Allows you to set the ratio between the CPU Core Clock and the BCLK Frequency. Execute Disable Bit [Enabled] [Enabled] Enables the No-Execution Page Protection Technology. [Disabled] Forces the XD feature flag to always return to zero (0). ASUS C8HM70-I Series 2-15 Limit CPUID Maximum [Disabled] [Enabled] Allows legacy operating systems to boot even without support...
... Technology (EIST). [Disabled] The CPU runs at its default speed. [Enabled] The operating system controls the CPU speed. Configuration options: [Auto] [8] [9] [10] [11] Enhanced Intel SpeedStep Technology [Enabled] Allows you to set the ratio between the CPU Core Clock and the BCLK Frequency. Execute Disable Bit [Enabled] [Enabled] Enables the No-Execution Page Protection Technology. [Disabled] Forces the XD feature flag to always return to zero (0). ASUS C8HM70-I Series 2-15 Limit CPUID Maximum [Disabled] [Enabled] Allows legacy operating systems to boot even without support...
C8HM70-I User's Manual
Page 43
...] [PCIE] iGPU Memory [Auto] Allows you set the SATA Mode Selection item to [AHCI] and allows you to decide which graphics controller to use the AHCI (Advanced Host Controller Interface). Configuration options: [Disabled] [Enabled] ASUS C8HM70-I Series 2-17 The memory size of system memory allocated to DVMT 5.0 used by allowing the drive to internally optimize the order of your hard disk errors occur, this function. Configuration options: [Enabled] [Disabled] Hot Plug [Disabled] This item only appears when you set SATA Mode Selection to [AHCI] or [IDE]. Configuration options...
...] [PCIE] iGPU Memory [Auto] Allows you set the SATA Mode Selection item to [AHCI] and allows you to decide which graphics controller to use the AHCI (Advanced Host Controller Interface). Configuration options: [Disabled] [Enabled] ASUS C8HM70-I Series 2-17 The memory size of system memory allocated to DVMT 5.0 used by allowing the drive to internally optimize the order of your hard disk errors occur, this function. Configuration options: [Enabled] [Disabled] Hot Plug [Disabled] This item only appears when you set SATA Mode Selection to [AHCI] or [IDE]. Configuration options...
C8HM70-I User's Manual
Page 44
... ports. Legacy USB Support [Enabled] [Disabled] The USB devices can be used only for the BIOS setup program. [Enabled] Enables the support for USB 3.0 devices on legacy operating systems (OS). [Auto] Allows the system to change the USB-related features. USB Single Port Control The items in Chapter 1 for operating systems without an EHCI hand‑off feature. [Disabled] Disables the function. Refer to select the Intel xHCI Mode. Configuration options: [Smart Auto] [Auto] [Enabled] [Disabled] EHCI Hand-off [Disabled] [Enabled] Enables the support for the locations of USB...
... ports. Legacy USB Support [Enabled] [Disabled] The USB devices can be used only for the BIOS setup program. [Enabled] Enables the support for USB 3.0 devices on legacy operating systems (OS). [Auto] Allows the system to change the USB-related features. USB Single Port Control The items in Chapter 1 for operating systems without an EHCI hand‑off feature. [Disabled] Disables the function. Refer to select the Intel xHCI Mode. Configuration options: [Smart Auto] [Auto] [Enabled] [Disabled] EHCI Hand-off [Disabled] [Enabled] Enables the support for the locations of USB...
C8HM70-I User's Manual
Page 48
...] Use the and keys to disable or set the Chassis fan warning speed. Chassis Fan Min. Configuration options: [Disabled] [Enabled] 2-22 Chapter 2: Getting started 2.6.4 [Disabled] [Enabled] Chassis Q-Fan Control [Enabled] Disables the Chassis Q-Fan control feature. 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 100%. The values range from 60% to enable or disable the Anti Surge function. When the Chassis temperature is under 40ºC, the Chassis fan...
...] Use the and keys to disable or set the Chassis fan warning speed. Chassis Fan Min. Configuration options: [Disabled] [Enabled] 2-22 Chapter 2: Getting started 2.6.4 [Disabled] [Enabled] Chassis Q-Fan Control [Enabled] Disables the Chassis Q-Fan control feature. 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 100%. The values range from 60% to enable or disable the Anti Surge function. When the Chassis temperature is under 40ºC, the Chassis fan...
C8HM70-I User's Manual
Page 50
... boots up speed after entering the operating system (OS). [Full Initialization] All the USB devices will be available only after AC Power Loss. 2.7.2 [Enabled] [Disabled] Full Screen Logo [Enabled] Enables the full screen logo display feature. Network Stack Driver Support [Disabled] [Disabled] Disables network stack driver support during POST. [Enabled] Enables network stack driver support during POST and in OS. [Partial Initialization] Only the USB ports with keyboard and mouse can be available only after AC Power Loss [Normal Boot] [Normal Boot] Returns to use the ASUS...
... boots up speed after entering the operating system (OS). [Full Initialization] All the USB devices will be available only after AC Power Loss. 2.7.2 [Enabled] [Disabled] Full Screen Logo [Enabled] Enables the full screen logo display feature. Network Stack Driver Support [Disabled] [Disabled] Disables network stack driver support during POST. [Enabled] Enables network stack driver support during POST and in OS. [Partial Initialization] Only the USB ports with keyboard and mouse can be available only after AC Power Loss [Normal Boot] [Normal Boot] Returns to use the ASUS...