Z77-A User's Manual
Page 5
... Information 2-40 2.9 Exit menu 2-41 Appendices Notices...A-1 ASUS contact information A-3 Contents 2.6 Monitor menu 2-30 2.6.1 CPU Temperature / MB Temperature [xxxºC/xxxºF]...... 2-31 2.6.2 CPU / Chassis Fan 1/2 / PWR Fan Speed 2-31 ... 2-35 2.7.3 Post Delay Time [3 sec 2-36 2.7.4 Bootup NumLock State [On 2-36 2.7.5 Wait for 'F1' If Error [Enabled 2-36 2.7.6 Option ROM Messages [Force BIOS 2-36 2.7.7 Interrupt 19 Capture [Postponed 2-36 2.7.8 Setup Mode [EZ Mode 2-36 2.7.9 CSM (Compatibility Support Module 2-36 2.7.10 Secure Boot 2-38 2.7.11 Boot Option Priorities...
... Information 2-40 2.9 Exit menu 2-41 Appendices Notices...A-1 ASUS contact information A-3 Contents 2.6 Monitor menu 2-30 2.6.1 CPU Temperature / MB Temperature [xxxºC/xxxºF]...... 2-31 2.6.2 CPU / Chassis Fan 1/2 / PWR Fan Speed 2-31 ... 2-35 2.7.3 Post Delay Time [3 sec 2-36 2.7.4 Bootup NumLock State [On 2-36 2.7.5 Wait for 'F1' If Error [Enabled 2-36 2.7.6 Option ROM Messages [Force BIOS 2-36 2.7.7 Interrupt 19 Capture [Postponed 2-36 2.7.8 Setup Mode [EZ Mode 2-36 2.7.9 CSM (Compatibility Support Module 2-36 2.7.10 Secure Boot 2-38 2.7.11 Boot Option Priorities...
Z77-A User's Manual
Page 7
...organized This guide contains the following sources for additional information and for product and software updates. 1. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. How this guide This user guide contains the information you need when ...technology it supports. • Chapter 2: BIOS information This chapter tells how to the ASUS contact information. 2. These documents are not part of the BIOS parameters are also provided. Refer to change system settings through the BIOS Setup menus. Optional documentation Your product package...
...organized This guide contains the following sources for additional information and for product and software updates. 1. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. How this guide This user guide contains the information you need when ...technology it supports. • Chapter 2: BIOS information This chapter tells how to the ASUS contact information. 2. These documents are not part of the BIOS parameters are also provided. Refer to change system settings through the BIOS Setup menus. Optional documentation Your product package...
Z77-A User's Manual
Page 10
... versions. UASP standards are only supported on the next page) ASUS 4+1 Phase Power Design ASUS EPU - AI Suite II - Z77-A specifications summary Audio USB ASUS Unique Features Realtek® ALC887 8-Channel High Definition Audio CODEC* - ASUS DIGI+ VRM - Network iControl - AI Charger - ASUS CrashFree BIOS 3 - Disk Unlocker - ASUS UEFI BIOS - ASUS EZ Flash 2 - Supports Jack-Detection, Multi-streaming, and Front...
... versions. UASP standards are only supported on the next page) ASUS 4+1 Phase Power Design ASUS EPU - AI Suite II - Z77-A specifications summary Audio USB ASUS Unique Features Realtek® ALC887 8-Channel High Definition Audio CODEC* - ASUS DIGI+ VRM - Network iControl - AI Charger - ASUS CrashFree BIOS 3 - Disk Unlocker - ASUS UEFI BIOS - ASUS EZ Flash 2 - Supports Jack-Detection, Multi-streaming, and Front...
Z77-A User's Manual
Page 11
...iGPU: 127-step iGPU voltage control SFS (Stepless Frequency Selection) - vDRAM Bus: 190-step Memory voltage control - Z77-A specifications summary ASUS Exclusive Overclocking Features Precision Tweaker 2 - ASUS C.P.R.(CPU Parameter Recall) Rear Panel I/O Ports 1 x PS/2 keyboard port 1 x PS/2 mouse port 1 ... COM port connector 1 x Clear CMOS jumper BIOS 64 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.7, ACPI 4.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3, F12 PrintScreen, F3 Shotcut Function and ASUS DRAM SPD (Serial Presence Detect) memory information ...
...iGPU: 127-step iGPU voltage control SFS (Stepless Frequency Selection) - vDRAM Bus: 190-step Memory voltage control - Z77-A specifications summary ASUS Exclusive Overclocking Features Precision Tweaker 2 - ASUS C.P.R.(CPU Parameter Recall) Rear Panel I/O Ports 1 x PS/2 keyboard port 1 x PS/2 mouse port 1 ... COM port connector 1 x Clear CMOS jumper BIOS 64 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.7, ACPI 4.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3, F12 PrintScreen, F3 Shotcut Function and ASUS DRAM SPD (Serial Presence Detect) memory information ...
Z77-A User's Manual
Page 30
.... or D.O.C.P. Double-sided DIMM support: • 1 DIMM: S upports one pair of individual CPUs. settings in the BIOS for the hyper DIMM support. • Visit the ASUS website for better compatibility. • 4 DIMMs: S upports four (4) modules inserted into any slot as two pairs of ...Dual-channel memory configuration. • ASUS exclusively provides hyper DIMM support function. • Hyper DIMM support is subject to the physical characteristics of Dual-channel memory configuration. Load...
.... or D.O.C.P. Double-sided DIMM support: • 1 DIMM: S upports one pair of individual CPUs. settings in the BIOS for the hyper DIMM support. • Visit the ASUS website for better compatibility. • 4 DIMMs: S upports four (4) modules inserted into any slot as two pairs of ...Dual-channel memory configuration. • ASUS exclusively provides hyper DIMM support function. • Hyper DIMM support is subject to the physical characteristics of Dual-channel memory configuration. Load...
Z77-A User's Manual
Page 34
... 1. Turn OFF the computer and unplug the power cord. 2. Hold down and reboot the system so the BIOS can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data... system setup information such as system passwords. Shut down the key during the boot process and enter BIOS setup to clear the CMOS RTC RAM data. The onboard button cell battery powers the RAM data ...system hangs due to default values. 1-22 Chapter 1: Product introduction Z77-A CLRTC 12 23 Normal (Default) Z77-A Clear RTC RAM Clear RTC To erase the RTC RAM: 1.
... 1. Turn OFF the computer and unplug the power cord. 2. Hold down and reboot the system so the BIOS can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data... system setup information such as system passwords. Shut down the key during the boot process and enter BIOS setup to clear the CMOS RTC RAM data. The onboard button cell battery powers the RAM data ...system hangs due to default values. 1-22 Chapter 1: Product introduction Z77-A CLRTC 12 23 Normal (Default) Z77-A Clear RTC RAM Clear RTC To erase the RTC RAM: 1.
Z77-A User's Manual
Page 35
...CPU stopped, DRAM refreshed, system running in sleep mode. 3. otherwise, the system would not power up ASUS Z77-A 1-23 KB_USBPWB Z77-A 12 23 +5V +5VSB (Default) Z77-A Keyboard and USB device wake up . • The total current consumed must NOT exceed the power ... can supply at least 1A on the +5VSB lead, and a corresponding setting in reduced power mode). Z77-A USBPWF 12 23 +5V +5VSB (Default) Z77-A USB device wake up • The USB device wake-up the computer by pressing a key on the... Set these jumpers to +5V to CPU, DRAM in slow refresh, power supply in the BIOS.
...CPU stopped, DRAM refreshed, system running in sleep mode. 3. otherwise, the system would not power up ASUS Z77-A 1-23 KB_USBPWB Z77-A 12 23 +5V +5VSB (Default) Z77-A Keyboard and USB device wake up . • The total current consumed must NOT exceed the power ... can supply at least 1A on the +5VSB lead, and a corresponding setting in reduced power mode). Z77-A USBPWF 12 23 +5V +5VSB (Default) Z77-A USB device wake up • The USB device wake-up the computer by pressing a key on the... Set these jumpers to +5V to CPU, DRAM in slow refresh, power supply in the BIOS.
Z77-A User's Manual
Page 40
...1-28 Chapter 1: Product introduction Serial ATA 3.0 Gb/s connectors (7-pin SATA3G 1~6) These connectors are set the SATA Mode item in the BIOS is available only if you can create a RAID 0, RAID 1, RAID 5, or RAID 10 configuration through the onboard controller. SATA3G_3 SATA3G_2... RSATA_RXN3 RSATA_RXP3 GND GND RSATA_TXP2 RSATA_TXN2 GND RSATA_RXN2 RSATA_RXP2 GND GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXN1 RSATA_RXP1 GND Z77-A SATA3G_4 GND RSATA_RXP4 RSATA_RXN4 GND RSATA_TXN4 RSATA_TXP4 GND Z77-A Intel® SATA 3.0Gb/s connectors • These connectors are for the Serial ATA 3.0 ...
...1-28 Chapter 1: Product introduction Serial ATA 3.0 Gb/s connectors (7-pin SATA3G 1~6) These connectors are set the SATA Mode item in the BIOS is available only if you can create a RAID 0, RAID 1, RAID 5, or RAID 10 configuration through the onboard controller. SATA3G_3 SATA3G_2... RSATA_RXN3 RSATA_RXP3 GND GND RSATA_TXP2 RSATA_TXN2 GND RSATA_RXN2 RSATA_RXP2 GND GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXN1 RSATA_RXP1 GND Z77-A SATA3G_4 GND RSATA_RXP4 RSATA_RXN4 GND RSATA_TXN4 RSATA_TXP4 GND Z77-A Intel® SATA 3.0Gb/s connectors • These connectors are for the Serial ATA 3.0 ...
Z77-A User's Manual
Page 41
... SATA6G 1~6) These connectors are set the SATA Mode item in the BIOS is available only if you can create a RAID 0, RAID 1, RAID 5, or RAID 10 configuration through the onboard controller. ASUS Z77-A 1-29 Refer to section 2.5.3 SATA Configuration for details. •... When using these connectors, set to [AHCI Mode] by default. Z77-A SATA6G_2 SATA6G_1 Z77-A Intel® SATA 6.0Gb/s connectors • These connectors ...
... SATA6G 1~6) These connectors are set the SATA Mode item in the BIOS is available only if you can create a RAID 0, RAID 1, RAID 5, or RAID 10 configuration through the onboard controller. ASUS Z77-A 1-29 Refer to section 2.5.3 SATA Configuration for details. •... When using these connectors, set to [AHCI Mode] by default. Z77-A SATA6G_2 SATA6G_1 Z77-A Intel® SATA 6.0Gb/s connectors • These connectors ...
Z77-A User's Manual
Page 42
... system in sleep or soft-off the system power. 1-30 Chapter 1: Product introduction PWR Ground Reset Ground Z77-A PIN 1 HDD_LED PWRSW RESET * Requires an ATX power supply Z77-A System panel connector • System power LED (2-pin PLED) This 2-pin connector is for the HDD ...Activity LED. System panel connector (20-8 pin PANEL) This connector supports several chassis-mounted functions. The speaker allows you turn on the BIOS settings. Connect the...
... system in sleep or soft-off the system power. 1-30 Chapter 1: Product introduction PWR Ground Reset Ground Z77-A PIN 1 HDD_LED PWRSW RESET * Requires an ATX power supply Z77-A System panel connector • System power LED (2-pin PLED) This 2-pin connector is for the HDD ...Activity LED. System panel connector (20-8 pin PANEL) This connector supports several chassis-mounted functions. The speaker allows you turn on the BIOS settings. Connect the...
Z77-A User's Manual
Page 43
ASUS Z77-A 1-31 +5V SPDIFOUT GND 6. Z77-A SPDIF_OUT Z77-A Digital audio connector The S/PDIF module is for a chassis-mounted front panel audio I/O module that you want to connect a high definition front panel audio module to this connector, set the Front Panel Type item in the BIOS to [HD]. Connect one end of the motherboard high-definition...
ASUS Z77-A 1-31 +5V SPDIFOUT GND 6. Z77-A SPDIF_OUT Z77-A Digital audio connector The S/PDIF module is for a chassis-mounted front panel audio I/O module that you want to connect a high definition front panel audio module to this connector, set the Front Panel Type item in the BIOS to [HD]. Connect one end of the motherboard high-definition...
Z77-A User's Manual
Page 47
... wish to launch the AI Suite II utility. Select Update BIOS from the popup menu. From the FTP site, select the BIOS version that you update the BIOS using the ASUS Update utility. 2.1.1 ASUS Update utility The ASUS Update is available in the optical drive. Click the Utilities ... comes with the motherboard package. ASUS Z77-A 2-1 Place the support DVD 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 original motherboard BIOS file to a USB flash disk...
... wish to launch the AI Suite II utility. Select Update BIOS from the popup menu. From the FTP site, select the BIOS version that you update the BIOS using the ASUS Update utility. 2.1.1 ASUS Update utility The ASUS Update is available in the optical drive. Click the Utilities ... comes with the motherboard package. ASUS Z77-A 2-1 Place the support DVD 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 original motherboard BIOS file to a USB flash disk...
Z77-A User's Manual
Page 48
.... Press the Up/Down arrow keys to find the USB flash disk that contains the latest BIOS file to enable it. 3. Press to switch to update the BIOS without using an OS‑based utility. The ASUS Update utility is done. • This function supports USB flash disks formatted using FAT32/FAT16 ...allows you start using EZ Flash 2: 1. Before you to the Folder Info field. 6. Insert the USB flash disk that contains the latest BIOS, and then press . 5. Go to the Tool menu to select ASUS EZ Flash 2 Utility and press to the USB port. 2. Press the Up/Down arrow keys to find the...
.... Press the Up/Down arrow keys to find the USB flash disk that contains the latest BIOS file to enable it. 3. Press to switch to update the BIOS without using an OS‑based utility. The ASUS Update utility is done. • This function supports USB flash disks formatted using FAT32/FAT16 ...allows you start using EZ Flash 2: 1. Before you to the Folder Info field. 6. Insert the USB flash disk that contains the latest BIOS, and then press . 5. Go to the Tool menu to select ASUS EZ Flash 2 Utility and press to the USB port. 2. Press the Up/Down arrow keys to find the...
Z77-A User's Manual
Page 49
... system compatibility and stability, we recommend that contains the updated BIOS file. • Before using this utility, rename the BIOS file in the removable device into Z77-A.ROM. • The BIOS file in the support DVD may not be the latest version. ASUS Z77-A 2-3 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is an auto recovery tool that contains the...
... system compatibility and stability, we recommend that contains the updated BIOS file. • Before using this utility, rename the BIOS file in the removable device into Z77-A.ROM. • The BIOS file in the support DVD may not be the latest version. ASUS Z77-A 2-3 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is an auto recovery tool that contains the...
Z77-A User's Manual
Page 50
... environment. Turn off the computer and disconnect all SATA hard disk drives (optional). Boot your computer. C:\>d: D:\> 2-4 Chapter 2: BIOS information 2.1.4 ASUS BIOS Updater The ASUS BIOS Updater allows you can use as the boot device. The succeeding utility screens are for reference only. Do not save them on the... 4. At the FreeDOS prompt, type d: and press to switch the disk from the ASUS website at http:// support.asus.com and save the BIOS file and BIOS Updater to show the BIOS Boot Device Select Menu. Insert the support DVD into the optical drive and select the ...
... environment. Turn off the computer and disconnect all SATA hard disk drives (optional). Boot your computer. C:\>d: D:\> 2-4 Chapter 2: BIOS information 2.1.4 ASUS BIOS Updater The ASUS BIOS Updater allows you can use as the boot device. The succeeding utility screens are for reference only. Do not save them on the... 4. At the FreeDOS prompt, type d: and press to switch the disk from the ASUS website at http:// support.asus.com and save the BIOS file and BIOS Updater to show the BIOS Boot Device Select Menu. Insert the support DVD into the optical drive and select the ...
Z77-A User's Manual
Page 51
... to continue. Backing up the current BIOS To backup the current BIOS file using the BIOS Updater Ensure that the USB flash drive is not write-protected and has at least 4MB free space to the DOS prompt. Note Saving BIOS: ASUS Z77-A 2-5 The BIOS Updater backup screen appears indicating the BIOS backup process. Press any key to...
... to continue. Backing up the current BIOS To backup the current BIOS file using the BIOS Updater Ensure that the USB flash drive is not write-protected and has at least 4MB free space to the DOS prompt. Note Saving BIOS: ASUS Z77-A 2-5 The BIOS Updater backup screen appears indicating the BIOS backup process. Press any key to...
Z77-A User's Manual
Page 52
...automatically exits to the DOS prompt after updating the BIOS file if you sure to section 2.9 Exit menu for DOS V1.18 Current ROM BOARD: Z77-A VER: 0206 DATE: 12/02/2012 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Z77-A.ROM 4194304 2012-12-03 17:30:48 Note ...[Enter] Select or Load [Up/Down/Home/End] Move [Tab] Switch [B] Backup [V] Drive Info [Esc] Exit 3. Select Yes and press . The BIOS Updater screen appears as below. Press to switch between screen...
...automatically exits to the DOS prompt after updating the BIOS file if you sure to section 2.9 Exit menu for DOS V1.18 Current ROM BOARD: Z77-A VER: 0206 DATE: 12/02/2012 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Z77-A.ROM 4194304 2012-12-03 17:30:48 Note ...[Enter] Select or Load [Up/Down/Home/End] Move [Tab] Switch [B] Backup [V] Drive Info [Esc] Exit 3. Select Yes and press . The BIOS Updater screen appears as below. Press to switch between screen...
Z77-A User's Manual
Page 53
..., try to clear the CMOS and reset the motherboard to turn the system off then back on how to update the BIOS or configure its routines. ASUS Z77-A 2-7 2.2 BIOS setup program Use the BIOS Setup program to erase the RTC RAM. Select the Load Optimized Defaults item under the Exit menu. See section 1.7 Jumpers for...
..., try to clear the CMOS and reset the motherboard to turn the system off then back on how to update the BIOS or configure its routines. ASUS Z77-A 2-7 2.2 BIOS setup program Use the BIOS Setup program to erase the RTC RAM. Select the Load Optimized Defaults item under the Exit menu. See section 1.7 Jumpers for...
Z77-A User's Manual
Page 54
...Mode item in the EZ Mode/Advanced Mode screen. To access the Advanced Mode, click Exit/Advanced Mode, then select Advanced Mode. BIOS menu screen The BIOS setup program can be used under two modes: EZ Mode and Advanced Mode. EZ Mode By default, the EZ Mode screen appears ...when you to select the display language, system performance mode and boot device priority. Refer to the system. 2-8 Chapter 2: BIOS information The default screen for details. You can change modes from the Exit menu or from the Exit/Advanced Mode button in section 2.7 Boot menu...
...Mode item in the EZ Mode/Advanced Mode screen. To access the Advanced Mode, click Exit/Advanced Mode, then select Advanced Mode. BIOS menu screen The BIOS setup program can be used under two modes: EZ Mode and Advanced Mode. EZ Mode By default, the EZ Mode screen appears ...when you to select the display language, system performance mode and boot device priority. Refer to the system. 2-8 Chapter 2: BIOS information The default screen for details. You can change modes from the Exit menu or from the Exit/Advanced Mode button in section 2.7 Boot menu...
Z77-A User's Manual
Page 55
To access the EZ Mode, click Exit, then select ASUS EZ Mode. Submenu items A greater than sign (>) before each item on any menu screen means that menu. Advanced Mode The Advanced Mode provides advanced options ... item on the menu bar have their respective menu items. Back button This button appears when entering a submenu. ASUS Z77-A 2-9 Press or use the USB mouse to click this button to return to configure the BIOS settings. Refer to the following sections for that the item has a submenu. The figure below shows an...
To access the EZ Mode, click Exit, then select ASUS EZ Mode. Submenu items A greater than sign (>) before each item on any menu screen means that menu. Advanced Mode The Advanced Mode provides advanced options ... item on the menu bar have their respective menu items. Back button This button appears when entering a submenu. ASUS Z77-A 2-9 Press or use the USB mouse to click this button to return to configure the BIOS settings. Refer to the following sections for that the item has a submenu. The figure below shows an...