User Guide
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... to duly provide complete source code as the corresponding binary/object code. ii or (2) the serial number of ASUSTeK COMPUTER INC. ("ASUS"). ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT. IN NO EVENT SHALL..., LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT. The GPL and LGPL licensed code in this product is valid to anyone...
... to duly provide complete source code as the corresponding binary/object code. ii or (2) the serial number of ASUSTeK COMPUTER INC. ("ASUS"). ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT. IN NO EVENT SHALL..., LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT. The GPL and LGPL licensed code in this product is valid to anyone...
User Guide
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ROG Crosshair IV Formula 2-5 If an error is found, the LED next to locate the root problem within seconds. 7. POST State LEDs POST State LEDs check key components (CPU, DRAM, VGA card, and HDD) in sequence during motherboard booting process. This user-friendly design provides an intuitive way to the error device will continue lighting until the problem is solved.
ROG Crosshair IV Formula 2-5 If an error is found, the LED next to locate the root problem within seconds. 7. POST State LEDs POST State LEDs check key components (CPU, DRAM, VGA card, and HDD) in sequence during motherboard booting process. This user-friendly design provides an intuitive way to the error device will continue lighting until the problem is solved.
User Guide
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Hardware monitoring errors can occur if you fail to plug this connector. • This connector is in place, connect the CPU fan cable to the connector on the motherboard labeled CPU_FAN. • DO NOT forget to connect the CPU fan connector! ROG Crosshair IV Formula 2-13 5. When the fan and heatsink assembly is backward compatible with old 3-pin CPU fan.
Hardware monitoring errors can occur if you fail to plug this connector. • This connector is in place, connect the CPU fan cable to the connector on the motherboard labeled CPU_FAN. • DO NOT forget to connect the CPU fan connector! ROG Crosshair IV Formula 2-13 5. When the fan and heatsink assembly is backward compatible with old 3-pin CPU fan.
User Guide
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ECC Mode [Disabled] Disables or sets the DRAM ECC mode that allows the hardware to report and correct memory errors. [Disabled] Disables the DRAM ECC mode. [Basic] Set to [Basic] to adjust ECC mode automatically. [Good] Set to [Good] to adjust ECC ...This item appears only when you enable the previous item and allows you to adjust all of ECC protection. ROG Crosshair IV Formula 3-23 Configuration options: [Channel] [Chip Select] ECC Configuration Crosshair IV Formula BIOS Setup Advanced ECC Configuration ECC Mode DRAM ECC Enable DRAM SCRUB REDIRECT 4-Bit ECC Mode DRAM BG Scrub ...
ECC Mode [Disabled] Disables or sets the DRAM ECC mode that allows the hardware to report and correct memory errors. [Disabled] Disables the DRAM ECC mode. [Basic] Set to [Basic] to adjust ECC mode automatically. [Good] Set to [Good] to adjust ECC ...This item appears only when you enable the previous item and allows you to adjust all of ECC protection. ROG Crosshair IV Formula 3-23 Configuration options: [Channel] [Chip Select] ECC Configuration Crosshair IV Formula BIOS Setup Advanced ECC Configuration ECC Mode DRAM ECC Enable DRAM SCRUB REDIRECT 4-Bit ECC Mode DRAM BG Scrub ...
User Guide
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... ECC Mode to [User] DRAM ECC Enable [Enabled] [Enabled] Enables the DRAM ECC that allows the hardware to report and correct memory errors automatically. [Disabled] Disables this function. The following items become user-configurable when you to select the graphics controller to be corrected when idle.... Disables or sets the L3 Cache BG Scrub. DRAM SCRUB REDIRECT [Disabled] [Enabled] Allows the system to correct the DRAM ECC errors immediately when they occur. [Disabled] Disables this function. 4-Bit ECC Mode [Disabled] [Enabled] Enables ECC chip kill feature. [Disabled] Disables this function...
... ECC Mode to [User] DRAM ECC Enable [Enabled] [Enabled] Enables the DRAM ECC that allows the hardware to report and correct memory errors automatically. [Disabled] Disables this function. The following items become user-configurable when you to select the graphics controller to be corrected when idle.... Disables or sets the L3 Cache BG Scrub. DRAM SCRUB REDIRECT [Disabled] [Enabled] Allows the system to correct the DRAM ECC errors immediately when they occur. [Disabled] Disables this function. 4-Bit ECC Mode [Disabled] [Enabled] Enables ECC chip kill feature. [Disabled] Disables this function...
User Guide
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... Chapter 3: BIOS setup Configuration options: [xxx Drive] [Disabled] 3.7.2 Boot Settings Configuration Crosshair IV Formula BIOS Setup Boot Boot Settings Configuration Quick Boot [Enabled] Full Screen Logo [Enabled] AddOn ROM Display Mode [Force BIOS] Bootup Num-Lock [On] Wait for 'F1' if Error [Enabled] Hit 'DEL' Message Display [Enabled] Allows BIOS to Sub Screen F1...
... Chapter 3: BIOS setup Configuration options: [xxx Drive] [Disabled] 3.7.2 Boot Settings Configuration Crosshair IV Formula BIOS Setup Boot Boot Settings Configuration Quick Boot [Enabled] Full Screen Logo [Enabled] AddOn ROM Display Mode [Force BIOS] Bootup Num-Lock [On] Wait for 'F1' if Error [Enabled] Hit 'DEL' Message Display [Enabled] Allows BIOS to Sub Screen F1...
User Guide
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... to use the ASUS MyLogo3™ feature. Bootup Num-Lock [On] Allows you to [Off]. Full Screen Logo [Enabled] This allows you to select the power-on state for option ROM. [Force BIOS] [Keep Current] . Set this item to [Enabled] to be pressed when error occurs. Hit 'DEL...' Message Display [Enabled] When set to [Enabled], the system displays the message "Press DEL to boot the system. ROG Crosshair IV Formula 3-37 AddOn ROM Display Mode [Force BIOS] Sets the display mode for the NumLock...
... to use the ASUS MyLogo3™ feature. Bootup Num-Lock [On] Allows you to [Off]. Full Screen Logo [Enabled] This allows you to select the power-on state for option ROM. [Force BIOS] [Keep Current] . Set this item to [Enabled] to be pressed when error occurs. Hit 'DEL...' Message Display [Enabled] When set to [Enabled], the system displays the message "Press DEL to boot the system. ROG Crosshair IV Formula 3-37 AddOn ROM Display Mode [Force BIOS] Sets the display mode for the NumLock...
User Guide
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.... 4. Initialize multi-language 2. Put information on screen display, including BIOS logo, CPU type, CPU speed . Clear CMOS error flag 1. Initialize 8042 self-test 1. Initialize Hardware Monitor. 1. If test fails, keep beeping the speaker. ROG Crosshair IV Formula A-1 Early chipset initialization: -Disable shadow RAM -Disable L2 cache -Program basic chipset registers Detect memory -Auto-detection...
.... 4. Initialize multi-language 2. Put information on screen display, including BIOS logo, CPU type, CPU speed . Clear CMOS error flag 1. Initialize 8042 self-test 1. Initialize Hardware Monitor. 1. If test fails, keep beeping the speaker. ROG Crosshair IV Formula A-1 Early chipset initialization: -Disable shadow RAM -Disable L2 cache -Program basic chipset registers Detect memory -Auto-detection...
User Guide
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...resources to enter Setup utility. Detect & install co-processor New CPU installed Execute EZ Flash CPR error Fan error UCODE error Floppy error Keyboard error HDD error CMOS error Mouse error HDD smart function error Hard monitor error AI NET error Case open A-2 Appendix: Debug code table Test 8259 functionality. Initialize the APIC for P6 class ... FDC DET IDE COM/LPT DET FPU CPU CHG EZ FLASH CPR FAIL FAN FAIL UCODEERR FLOPYERR KB ERROR HD ERR CMOS ERR MS ERROR SMARTERR HM ERROR AINETERR CASEOPEN Description Test 8254 Test 8259 interrupt mask bits for P6 class CPU & program CPU with ...
...resources to enter Setup utility. Detect & install co-processor New CPU installed Execute EZ Flash CPR error Fan error UCODE error Floppy error Keyboard error HDD error CMOS error Mouse error HDD smart function error Hard monitor error AI NET error Case open A-2 Appendix: Debug code table Test 8259 functionality. Initialize the APIC for P6 class ... FDC DET IDE COM/LPT DET FPU CPU CHG EZ FLASH CPR FAIL FAN FAIL UCODEERR FLOPYERR KB ERROR HD ERR CMOS ERR MS ERROR SMARTERR HM ERROR AINETERR CASEOPEN Description Test 8254 Test 8259 interrupt mask bits for P6 class CPU & program CPU with ...