User Guide
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...] 7. USB connectors (10-3 pin USB7; 10-1 pin USB89; Power-on switch 15. System panel connector (20-8 pin PANEL) 11. USB1011) 12. ROG Crosshair IV Formula 2-7 AMD® AM3 Socket 3. Clear RTC RAM (3-pin CLRTC_SW) 10. Reset switch 14. DDR3 DIMM slots 5. IEEE 1394a port connector (10-1 pin IE1394_2) 18. Go Button 6. Front panel audio...
...] 7. USB connectors (10-3 pin USB7; 10-1 pin USB89; Power-on switch 15. System panel connector (20-8 pin PANEL) 11. USB1011) 12. ROG Crosshair IV Formula 2-7 AMD® AM3 Socket 3. Clear RTC RAM (3-pin CLRTC_SW) 10. Reset switch 14. DDR3 DIMM slots 5. IEEE 1394a port connector (10-1 pin IE1394_2) 18. Go Button 6. Front panel audio...
User Guide
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Press down the clr CMOS switch on the back I /O. 2.6 Jumper Clear RTC RAM (3-pin CLRTC_SW) This jumper allows you to enable the clr CMOS switch on the back I /O. 2. With... BIOS settings after you easily clear the system setup information such as system passwords. To erase the RTC RAM: 1. Hold down and reboot the system so the BIOS can clear the CMOS memory and system setup parameters by erasing... the CMOS RTC RAM data. The clr CMOS switch on the back I/O helps you clear the CMOS. • You do ...
Press down the clr CMOS switch on the back I /O. 2.6 Jumper Clear RTC RAM (3-pin CLRTC_SW) This jumper allows you to enable the clr CMOS switch on the back I /O. 2. With... BIOS settings after you easily clear the system setup information such as system passwords. To erase the RTC RAM: 1. Hold down and reboot the system so the BIOS can clear the CMOS memory and system setup parameters by erasing... the CMOS RTC RAM data. The clr CMOS switch on the back I/O helps you clear the CMOS. • You do ...
User Guide
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...utility. 3.2 BIOS setup program This motherboard supports two programmable firmware chips that the computer can recognize these changes and record them in the CMOS RAM of your computer in the future. Press during the Power-On Self-Test (POST) to use as possible. If the system becomes unstable ...after POST, restart the system by pressing , or by turning the system off and then back on your screen. • Visit the ASUS website at www.asus.com to download the latest BIOS file for most conditions to run this motherboard. 3-6 Chapter 3: BIOS setup Select the Load Setup Defaults item...
...utility. 3.2 BIOS setup program This motherboard supports two programmable firmware chips that the computer can recognize these changes and record them in the CMOS RAM of your computer in the future. Press during the Power-On Self-Test (POST) to use as possible. If the system becomes unstable ...after POST, restart the system by pressing , or by turning the system off and then back on your screen. • Visit the ASUS website at www.asus.com to download the latest BIOS file for most conditions to run this motherboard. 3-6 Chapter 3: BIOS setup Select the Load Setup Defaults item...
User Guide
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This item allows the data cache BG Scrub RAM to be corrected when idle. This item allows the cache RAM to be corrected when idle. The following items become user-configurable when you to select the graphics controller to be corrected when idle. Configuration ...] Enables ECC chip kill feature. [Disabled] Disables this function. DRAM BG SCRUB [Disabled] Disables or sets the DRAM BG Scrub. This item allows the cache RAM to use as the primary boot device. Configuration options: [Disabled] [40ns] [80ns] [160ns] [320ns] [640ns] [1.28us] [2.56us] [5.12us] [10.2us] [20.5us] [41.0us...
This item allows the data cache BG Scrub RAM to be corrected when idle. This item allows the cache RAM to be corrected when idle. The following items become user-configurable when you to select the graphics controller to be corrected when idle. Configuration ...] Enables ECC chip kill feature. [Disabled] Disables this function. DRAM BG SCRUB [Disabled] Disables or sets the DRAM BG Scrub. This item allows the cache RAM to use as the primary boot device. Configuration options: [Disabled] [40ns] [80ns] [160ns] [320ns] [640ns] [1.28us] [2.56us] [5.12us] [10.2us] [20.5us] [41.0us...
User Guide
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... set to [Enabled], the system adds additional tables as per ACPI 2.0 specifications. 3-30 Chapter 3: BIOS setup Extreme Tweaker Crosshair IV Formula BIOS Setup �M�a�i�n A�d�v�a�n��c�e�d� Power Boot Tools Exit Suspend Mode...]Sets the ACPI suspend mode to S1/POS (Power On Suspend). [S3 only] Sets the ACPI suspend mode to S3/STR (Suspend To RAM). [Auto] The system automatically configures the ACPI suspend mode. 3.6.2 Repost Video on S3 Resume [No] Determines whether to invoke VGA BIOS POST...
... set to [Enabled], the system adds additional tables as per ACPI 2.0 specifications. 3-30 Chapter 3: BIOS setup Extreme Tweaker Crosshair IV Formula BIOS Setup �M�a�i�n A�d�v�a�n��c�e�d� Power Boot Tools Exit Suspend Mode...]Sets the ACPI suspend mode to S1/POS (Power On Suspend). [S3 only] Sets the ACPI suspend mode to S3/STR (Suspend To RAM). [Auto] The system automatically configures the ACPI suspend mode. 3.6.2 Repost Video on S3 Resume [No] Determines whether to invoke VGA BIOS POST...
User Guide
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Change Supervisor Password Select this item shows Installed. Crosshair IV Formula BIOS Setup Boot Security Settings Supervisor Password User Password : Not Installed : Not Installed Change Supervisor Password Change User Passward to change the ...password box, key in setting a user password. Select an item then press to disable password. The Supervisor Password item on how to erase the RTC RAM. The message Password Installed appears after you set a Supervisor Password: 1. To clear the supervisor password, select the Change Supervisor Password then press . See...
Change Supervisor Password Select this item shows Installed. Crosshair IV Formula BIOS Setup Boot Security Settings Supervisor Password User Password : Not Installed : Not Installed Change Supervisor Password Change User Passward to change the ...password box, key in setting a user password. Select an item then press to disable password. The Supervisor Password item on how to erase the RTC RAM. The message Password Installed appears after you set a Supervisor Password: 1. To clear the supervisor password, select the Change Supervisor Password then press . See...
User Guide
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...want to save or discard your changes before exiting. When you select this option only if you to the BIOS items. Extreme Tweaker Crosshair IV Formula BIOS Setup Main Advanced Power Boot Tools Exit Exit Options Exit & Save Changes Exit & Discard Changes Discard Changes Exit system setup after... saving the changes. Select YES to the non-volatile RAM. 3-44 Chapter 3: BIOS setup Exit & Discard Changes Select this option or if you select this operation. Select YES to Sub Screen F1...
...want to save or discard your changes before exiting. When you select this option only if you to the BIOS items. Extreme Tweaker Crosshair IV Formula BIOS Setup Main Advanced Power Boot Tools Exit Exit Options Exit & Save Changes Exit & Discard Changes Discard Changes Exit system setup after... saving the changes. Select YES to the non-volatile RAM. 3-44 Chapter 3: BIOS setup Exit & Discard Changes Select this option or if you select this operation. Select YES to Sub Screen F1...
User Guide
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...Initialize INT 09 buffer 1. Program CPU internal MTRR (Pentium class CPU) for Super I /O chips. 2. Measure CPU speed. 5. ROG Crosshair IV Formula A-1 Debug code table Code CPU INIT DET CPU CHIPINIT DET DRAM DC FCODE EFSHADOW INIT IO INIT HWM CLR SCRN INIT8042 ENABLEKB DIS MS ... 3. Initialize multi-language 2. Put information on screen display, including BIOS logo, CPU type, CPU speed . Early chipset initialization: -Disable shadow RAM -Disable L2 cache -Program basic chipset registers Detect memory -Auto-detection of DRAM size, type and ECC. -Auto-detection of L2 cache Expand ...
...Initialize INT 09 buffer 1. Program CPU internal MTRR (Pentium class CPU) for Super I /O chips. 2. Measure CPU speed. 5. ROG Crosshair IV Formula A-1 Debug code table Code CPU INIT DET CPU CHIPINIT DET DRAM DC FCODE EFSHADOW INIT IO INIT HWM CLR SCRN INIT8042 ENABLEKB DIS MS ... 3. Initialize multi-language 2. Put information on screen display, including BIOS logo, CPU type, CPU speed . Early chipset initialization: -Disable shadow RAM -Disable L2 cache -Program basic chipset registers Detect memory -Auto-detection of DRAM size, type and ECC. -Auto-detection of L2 cache Expand ...
