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Asus Z77-A Z77-A User's Manual - Page 54

BIOS menu screen

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BIOS menu screen The BIOS setup program can be used under two modes: EZ Mode and Advanced Mode. You 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. The EZ Mode provides you an overview of the basic system information, and allows you to select the display language, system performance mode and boot device priority. To access the Advanced Mode, click Exit/Advanced Mode, then select Advanced Mode. The default screen for entering the BIOS setup program can be changed. Refer to the Setup Mode item in section 2.7 Boot menu for details. Selects the display language of the BIOS setup program Displays the CPU/motherboard temperature, CPU voltage output, CPU/chassis fan speed Exits without saving the changes, saves the changes and exit the BIOS, or enters Advanced Mode Silent mode Selects the boot device priority Loads optimized default Standard mode Displays the system properties of the selected mode Turbo mode Selects the boot device priority • 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. 2-8 Chapter 2: BIOS information

Section	Page
Safety information	6
About this guide	7
Z77-A specifications summary	9
Package contents	12
Product introduction	13
1.1 Product highlights	13
1.2 Before you proceed	16
1.3 Motherboard overview	17
1.3.1 Placement direction	17
1.3.2 Screw holes	17
1.3.3 Motherboard layout	18
1.3.4 Layout contents	19
1.4 Intel® CPU LGA1155 socket	19
1.4.1 CPU installation	20
1.4.2 CPU heatsink and fan assembly installation	21
1.5 System memory	23
1.5.1 Overview	23
1.5.2 Memory configurations	24
1.5.3 Installing a DIMM	31
1.6 Expansion slots	32
1.7 Jumpers	34
1.8 Connectors	36
1.8.1 Rear panel ports	36
1.8.2 Internal connectors	38
1.9 Software support	46
1.9.1 Installing an operating system	46
1.9.2 Support DVD information	46
BIOS information	47
2.1 Managing and updating your BIOS	47
2.1.1 ASUS Update utility	47
2.1.2 ASUS EZ Flash 2	48
2.1.3 ASUS CrashFree BIOS 3 utility	49
2.1.4 ASUS BIOS Updater	50
2.2 BIOS setup program	53
2.3 Main menu	57
2.3.1 System Language [English]	57
2.3.2 System Date [Day xx/xx/xxxx]	57
2.3.3 System Time [xx:xx:xx]	57
2.3.4 Security	57
2.4 Ai Tweaker menu	59
2.4.1 Ai Overclock Tuner [Auto]	60
2.4.2 ASUS MultiCore Enhancement [Enabled]	60
2.4.3 Turbo Ratio [Auto]	60
2.4.4 Internal PLL Overvoltage [Auto]	60
2.4.5 Memory Frequency [Auto]	61
2.4.6 iGPU Max. Frequency [Auto]	61
2.4.7 EPU Power Saving Mode [Disabled]	61
2.4.8 OC Tuner	61
2.4.9 DRAM Timing Control	61
2.4.10 CPU Power Management	61
2.4.11 DIGI+ VRM	62
2.5 Advanced menu	66
2.5.1 CPU Configuration	66
2.5.2 PCH Configuration	69
2.5.3 SATA Configuration	70
2.5.4 System Agent Configuration	71
2.5.5 USB Configuration	72
2.5.6 Onboard Devices Configuration	73
2.5.7 APM	74
2.5.8 Network Stack	75
2.6 Monitor menu	76
2.6.1 CPU Temperature / MB Temperature [xxxºC/xxxºF]	77
2.6.2 CPU / Chassis Fan 1/2 / PWR Fan Speed [xxxx RPM] or [Ignore] / [N/A]	77
2.6.3 CPU Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage	77
2.6.4 CPU Q-Fan Control [Enabled]	77
2.6.5 CPU Fan Speed Low Limit [200 RPM]	77
2.6.6 Chassis1/2 Q-Fan Control [Enabled]	78
2.6.7 Chassis Fan Speed Low Limit [600 RPM]	78
2.6.8 Anti Surge Support [Enabled]	79
2.7 Boot menu	80
2.7.1 Fast Boot [Enabled]	81
2.7.2 Full Screen Logo [Enabled]	81
2.7.3 Post Delay Time [3 sec]	82
2.7.4 Bootup NumLock State [On]	82
2.7.5 Wait for ‘F1’ If Error [Enabled]	82
2.7.6 Option ROM Messages [Force BIOS]	82
2.7.7 Interrupt 19 Capture [Postponed]	82
2.7.8 Setup Mode [EZ Mode]	82
2.7.9 CSM (Compatibility Support Module)	82
2.7.10 Secure Boot	84
2.7.11 Boot Option Priorities	85
2.7.12 Boot Override	85
2.8 Tools menu	86
2.8.1 ASUS EZ Flash 2 Utility	86
2.8.2 ASUS O.C. Profile	86
2.8.3 ASUS SPD Information	86
2.9 Exit menu	87
Appendices	89
Notices	89