Instruction/ maintenance manual of the product X99-A Asus
Go to page of 146
Motherboard X99-A.
ii E9736 Revised Edition V2 September 2014 Copyright© 2014 ASUSTeK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, t.
iii Contents Safety information ....................................................................................................... v About this guide ................................................................................................
iv Chapter 3: BIOS setup 3.1 Knowing BIOS ............................................................................................ 3-1 3.2 BIOS setup program .................................................................................. 3-2 3.
v Safety information Electrical safety • To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. • When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected.
vi About this guide This user guide contains the information you need when installing and conguring the motherboard. How this guide is organized This guide contains the following parts: 1. Chapter 1: Product introduction This chapter describes the features of the motherboard and the new technology it supports.
vii Conventions used in this guide To ensure that you perform certain tasks properly, take note of the following symbols used throughout this manual. DANGER/WARNING: Information to prevent injury to yourself when trying to complete a task.
viii (continued on the next page) X99-A specifications summary CPU LGA2011-v3 socket for the New Intel ® Core™ i7 processors Supports 22nm CPU Supports Intel ® Turbo Boost Technology 2.0* * The Intel ® Turbo Boost Technology 2.0 support depends on the CPU types.
ix (continued on the next page) X99-A specifications summary Storage - Supports Intel ® Smart Response Technology, Intel ® Rapid Recovery Technology** * Due to chipset behavior, the SATA6G_78 and SATA6G_910 ports (black) do not support Intel ® Rapid Storage Technology including RAID configuration.
x (continued on the next page) X99-A specifications summary ASUS Exclusive Features Flagship Performance 5-Way Optimization by Dual Intelligent Processors 5 - Whole system optimization with a single c.
xi (continued on the next page) X99-A specifications summary ASUS Exclusive Features - Wi-Fi GO! & NFC Remote app for portable smartphone/tablet, supporting iOS 7 and Android™ 4.
xii ASUS Special Features ASUS 5X Protection: - ASUS DIGI+ VRM - 8 Phase digital power design - ASUS Enhanced DRAM Overcurrent Protection - Short circuit damage prevention - ASUS ESD Guards - Enhanced ESD protection - ASUS High-quality 5K-Hour Solid Capacitors - 2.
xiii Internal I/O Connectors 1 x SATA Express connectors (gray) 8 x SATA 6.0 Gb/s connectors (4 x gray, 4 x black) 1 x 4-pin CPU Fan connector for both 3-pin (DC mode) and 4-pin (PWM mode) CPU coolers.
xiv • If any of the above items is damaged or missing, contact your retailer. • The illustrated items above are for reference only. Actual product specications may vary with different models.
xv Installation tools and components The tools and components in the table above are not included in the motherboard package. PC chassis Power supply unit Intel ® LGA2011-v3 compatible CPU Fan Intel .
xvi.
ASUS X99-A 1-1 Chapter 1 Product introduction 1 1.1 Special features 1.1.1 Product highlights LGA2011-v3 socket for Intel ® Core™ i7 processors This motherboard supports the New Intel ® Core™ i7 processors in the LGA2011-v3 package. It provides great system performance, quad-channel DDR4 memory slots and PCI Express 2.
1-2 Chapter 1: Product introduction Chapter 1 Complete USB 3.0 integration This motherboard offers you the strategic USB 3.0 accessibility for both the front and rear panels, allowing you to experience the convenience of the latest plug and play connectivity solution at speed up to ten times faster than USB 2.
ASUS X99-A 1-3 Chapter 1 • Unplug the power cord from the wall socket before touching any component. • Before handling components, use a grounded wrist strap or touch a safely grounded object or a metal object, such as the power supply case, to avoid damaging them due to static electricity.
1-4 Chapter 1: Product introduction Chapter 1 Refer to 1.2.9 Internal connectors and 2.3.1 Rear I/O connection for more information about rear panel connectors and internal connectors.
ASUS X99-A 1-5 Chapter 1 Layout contents Connectors/Jumpers/Buttons and switches/Slots Page 1. DDR4 DIMM slots 1-7 2. CPU, CPU optional, extension, and chassis fan connectors (4-pin CPU_FAN, 4-pin CPU_OPT, 5-pin EXT_FAN, 4-pin CHA_FAN1-4 ) 1-33 3. LGA2011-v3 CPU socket 1-6 4.
1-6 Chapter 1: Product introduction Chapter 1 1.2.3 Central Processing Unit (CPU) The motherboard comes with a surface mount LGA2011-v3 socket designed for Intel ® Core™ i7 processors. • Ensure that all power cables are unplugged before installing the CPU.
ASUS X99-A 1-7 Chapter 1 Recommended memory configurations 1.2.4 System memory The motherboard comes with eight DDR 4 (Double Data Rate 4) Quad Inline Memory Modules (DIMM) slots. A DDR4 module is notched differently from a DDR, DDR2, or DDR3 module. DO NOT install a DDR, DDR2, or DDR3 memory module to the DDR4 slot.
1-8 Chapter 1: Product introduction Chapter 1 • You may install varying memory sizes in Channel A, Channel B, Channel C, and Channel D. The system maps the total size of the lower-sized channel for the dual- channel conguration. Any excess memory from the higher-sized channel is then mapped for single-channel operation.
ASUS X99-A 1-9 Chapter 1 X99-A Motherboard Qualified Vendors Lists (QVL) DDR4 3000 (O.C.) MHz capability Vendors Part No. Size SS/ DS Chip Brand Chip NO. Timing Voltage DIMM socket support (Optional) 2 4 6 8 G.SKILL F4-3000C16Q-32GRR 32GB (8GBx4) DS Hynix H5AN4G8NMFR 16-16-16-36 1.
1-10 Chapter 1: Product introduction Chapter 1 DDR4 2400 (O.C.) MHz capability Vendors Part No. Size SS/ DS Chip Brand Chip NO. Timing Voltage DIMM socket support (Optional) 2 4 6 8 A_DATA AX4U2400W8G16-DRZ 8GB SS SK hynix H5AN4G 8NMFR 16-16-16-39 1.2V • • CORSAIR CMD16GX4M4A2400C14 16GB (4GBx4) SS - - 14-16-16-31 1.
ASUS X99-A 1-11 Chapter 1 DDR4 2133 MHz capability Vendors Part No. Size SS/ DS Chip Brand Chip NO. Timing Voltage DIMM socket support (Optional) 2 4 6 8 Micron MTA8ATF51264AZ-2G1A1 4GB SS Micron D9RGQ 15-15- 15-37 1.2V • • • • Micron MTA16ATF1G64AZ-2G1A1 8GB DS Micron D9RGQ 15-15- 15-37 1.
1-12 Chapter 1: Product introduction Chapter 1 • Side(s): SS - Single-sided DS - Double-sided DIMM support: Supports one (1) module inserted into any slot as Single-channel memory conguration.
ASUS X99-A 1-13 Chapter 1 1.2.5 Expansion slots Unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components. Slot No. Slot Description 40-LANE 28-LANE 1 PCIe 3.0/2.0 x16_1 slot PCIe 3.
1-14 Chapter 1: Product introduction Chapter 1 • We recommend that you provide sufcient power when running CrossFireX™ or SLI™ mode. • Connect a chassis fan to the motherboard connector labeled CHA_FAN1-4 when using multiple graphics cards for better thermal environment.
ASUS X99-A 1-15 Chapter 1 IRQ assignments for this motherboard A B C D E F G H PCIe x16_1 shared – – – – – – – PCIe x1_1 – shared – – – – – PCIe x16_2 shared* – – – –.
1-16 Chapter 1: Product introduction Chapter 1 1.2.6 Onboard buttons and switches Onboard buttons and switches allow you to ne-tune performance when working on a bare or open-case system. This is ideal for overclockers and gamers who continually change settings to enhance system performance.
ASUS X99-A 1-17 Chapter 1 3. MemOK! button Installing DIMMs that are not compatible with the motherboard may cause system boot failure, and the DIAG_DRAM LED near the MemOK! button lights continuously. Press and hold the MemOK! button until the DIAG_DRAM LED starts blinking to begin automatic memory compatibility tuning.
1-18 Chapter 1: Product introduction Chapter 1 4. TPU switch With its two-level adjustment functions, the TPU allows you to automatically adjusts the CPU ratio and clock speed for an optimal system performance. • Enable this switch when the system is powered off.
ASUS X99-A 1-19 Chapter 1 5. EPU switch Enable this switch to automatically detect the current PC loadings and intelligently moderate the power consumption. Enable this switch when the system is powered off. • The EPU LED (O2LED3) near the EPU switch lights up when you enable the EPU switch.
1-20 Chapter 1: Product introduction Chapter 1 6. EZ XMP switch Enable this switch to overclock the installed DIMMs, allowing you to enhance the DIMM’s speed and performance. The EZ XMP LED (XLED1) lights up when you enable the EZ XMP switch. For the location of the EZ XMP LED, refer to section 1.
ASUS X99-A 1-21 Chapter 1 1.2.7 Jumpers 1. Clear RTC RAM jumper (3-pin CLRTC) This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. You can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data.
1-22 Chapter 1: Product introduction Chapter 1 2. CPU Over Voltage jumper (3-pin CPU_OV) The CPU Over Voltage jumper allows you to set a higher CPU voltage for a exible overclocking system, depending on the type of the installed CPU. To gain more CPU voltage setting, insert the jumper to pins 2-3.
ASUS X99-A 1-23 Chapter 1 1.2.8 Onboard LEDs 1. POST State LEDs The POST State LEDs provide the status of these key components during POST (Power-On-Self Test): CPU, memory modules, VGA card, and hard disk drives. If an error is found, the critical component’s LED stays lit up until the problem is solved.
1-24 Chapter 1: Product introduction Chapter 1 3. EPU LED (O2LED3) The EPU LED lights up when the EPU switch is enabled. 4. EZ XMP LED (XLED) This LED lights up when you enable the EZ XMP switch.
ASUS X99-A 1-25 Chapter 1 5. Q-Code LEDs The Q-Code LED design provides you with a 2-digit error code that displays the system status. Refer to the Q-Code table on the next page for details.
1-26 Chapter 1: Product introduction Chapter 1 Code Description 00 Not used 02 microcode 03 CACHE_ENABLED 04 PCH initialization 06 CPU_EARLY_INIT 10 PEI Core is started 11 – 14 Pre-memory CPU initia.
ASUS X99-A 1-27 Chapter 1 Code Description 94 PCI Bus Enumeration 95 PCI Bus Request Resources 96 PCI Bus Assign Resources 97 Console Output devices connect 98 Console input devices connect 99 Super I.
1-28 Chapter 1: Product introduction Chapter 1 Code Description D6 No Console Output Devices are found D7 No Console Input Devices are found D8 Invalid password D9 Error loading Boot Option (LoadImage.
ASUS X99-A 1-29 Chapter 1 1.2.9 Internal connectors 1. Intel ® X99 Serial ATA 6 Gb/s connectors (7-pin SATA6G_12, SATA6G_34, SATA6G_5, SATA6G_6/SATAEXPRESS, SATA6G_78, SATA6G_910) These connectors connect to Serial ATA 6 Gb/s hard disk drives via Serial ATA 6 Gb/s signal cables.
1-30 Chapter 1: Product introduction Chapter 1 2. Digital audio connector (4-1 pin SPDIF_OUT) This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port. Connect the S/PDIF Out module cable to this connector, then install the module to a slot opening at the back of the system chassis.
ASUS X99-A 1-31 Chapter 1 4. USB 3.0 connectors (20-1 pin USB3_12, USB3_34) These connectors allow you to connect a USB 3.0 module for additional USB 3.0 front or rear panel ports. With an installed USB 3.0 module, you can enjoy all the benets of USB 3.
1-32 Chapter 1: Product introduction Chapter 1 DO NOT connect a 1394 cable to the USB connectors. Doing so will damage the motherboard! You can connect the front panel USB cable to the ASUS Q-Connector (USB) rst, and then install the Q-Connector (USB) to the USB connector onboard if your chassis supports front panel USB ports.
ASUS X99-A 1-33 Chapter 1 6. CPU, CPU optional, extension, and chassis fan connectors (4-pin CPU_FAN; 4-pin CPU_OPT; 5-pin EXT_FAN, 4-pin CHA_FAN1-4) Connect the fan cables to the fan connectors on the motherboard, ensuring that the black wire of each cable matches the ground pin of the connector.
1-34 Chapter 1: Product introduction Chapter 1 • For a fully congured system, we recommend that you use a power supply unit (PSU) that complies with ATX 12 V Specication 2.0 (or later version) and provides a minimum power of 350 W. • DO NOT forget to connect the 4-pin/8-pin EATX12 V power plug.
ASUS X99-A 1-35 Chapter 1 • SystempowerLED(2-pinPLED) This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector. The system power LED lights up when you turn on the system power, and blinks when the system is in sleep mode.
1-36 Chapter 1: Product introduction Chapter 1 9. TPM connector (20-1 pin TPM) This connector supports a Trusted Platform Module (TPM) system, which securely store keys, digital certicates, passwords and data. A TPM system also helps enhance network security, protect digital identities, and ensures platform integrity.
ASUS X99-A 1-37 Chapter 1 11. Thunderbolt header (5-pin TB_HEADER) This connector is for the add-on Thunderbolt I/O card that supports Intel’s Thunderbolt Technology, allowing you to connect up to six Thunderbolt-enabled devices and a DisplayPort-enabled display in a daisy-chain conguration.
1-38 Chapter 1: Product introduction Chapter 1 13. Chassis intrusion connector (4-1 pin CHASSIS) This connector is for a chassis-mounted intrusion detection sensor or switch. Connect one end of the chassis intrusion sensor or switch cable to this connector.
ASUS X99-A 1-39 Chapter 1 15. Front panel audio connector (10-1 pin AAFP) This connector is for a chassis-mounted front panel audio I/O module that supports either HD Audio or legacy AC`97 audio standard. Connect one end of the front panel audio I/O module cable to this connector.
1-40 Chapter 1: Product introduction Chapter 1.
ASUS X99-A 2-1 Chapter 2 Basic installation 2 2.1 Building your PC system 2.1.1 Motherboard installation The diagrams in this section are for reference only. The motherboard layout may vary with models, but the installation steps are the same for all models.
2-2 Chapter 2: Basic installation Chapter 2 3. Place nine screws into the holes indicated by circles to secure the motherboard to the chassis. DO NOT overtighten the screws! Doing so can damage the motherboard.
ASUS X99-A 2-3 Chapter 2 2.1.2 CPU installation Please note the order in opening/ closing the double latch. Follow the instructions printed on the metal sealing hatch or the illustrations shown below in this manual. The plastic cap will pop up automatically once the CPU is in place and the hatch properly sealed down.
2-4 Chapter 2: Basic installation Chapter 2 2.1.3 CPU heatsink and fan assembly installation Apply the Thermal Interface Material to the CPU heatsink and CPU before you install the heatsink and fan, if necessary.
ASUS X99-A 2-5 Chapter 2 To install the CPU heatsink and fan assembly.
2-6 Chapter 2: Basic installation Chapter 2 To remove a DIMM 2.1.4 DIMM installation.
ASUS X99-A 2-7 Chapter 2 2.1.5 ATX Power connection OR OR.
2-8 Chapter 2: Basic installation Chapter 2 2.1.6 SATA device connection OR OR.
ASUS X99-A 2-9 Chapter 2 2.1.7 Front I/O Connector To install ASUS Q-Connector USB 2.0 AAFP To install USB 2.0 connector To install front panel audio connector USB 3.
2-10 Chapter 2: Basic installation Chapter 2 2.1.8 Expansion Card installation To install PCIe x16 cards To install PCIe x1 cards.
ASUS X99-A 2-11 Chapter 2 2.2 BIOS update utility USB BIOS Flashback USB BIOS Flashback allows you to easily update the BIOS without entering the existing BIOS or operating system.
2-12 Chapter 2: Basic installation Chapter 2 2.3 Motherboard rear and audio connections 2.3.1 Rear I/O connection Rear panel connectors 1. Keyboard/Mouse combo port 6. USB 3.0 ports E56 (Support USB 3.0 Boost) 2. Intel ® LAN port 7. USB 3.0 ports E34 (Supports USB 3.
ASUS X99-A 2-13 Chapter 2 • ThepluggedUSB3.0devicemayrunonxHCImodeorEHCImode,dependingonthe operating system’s setting. • USB3.0devicescanonlybeusedasdatastorageonly.
2-14 Chapter 2: Basic installation Chapter 2 Connect to Headphone and Mic Connect to Stereo Speakers 2.3.2 Audio I/O connections Audio I/O ports Connect to 2.
ASUS X99-A 2-15 Chapter 2 Connect to 4.1 channel Speakers Connect to 5.1 channel Speakers.
2-16 Chapter 2: Basic installation Chapter 2 When the DTS UltraPC II function is enabled, ensure to connect the rear speaker to the light blue port. 2.4 Starting up for the first time 1. After making all the connections, replace the system case cover.
ASUS X99-A 2-17 Chapter 2 BIOS Beep Description One short beep VGA detected Quick boot set to disabled No keyboard detected One continuous beep followed by two short beeps then a pause (repeated) No m.
2-18 Chapter 2: Basic installation Chapter 2.
ASUS X99-A 3-1 Chapter 3 The new ASUS UEFI BIOS is a Unied Extensible Interface that complies with UEFI architecture, offering a user-friendly interface that goes beyond the traditional keyboard- only BIOS controls to enable a more exible and convenient mouse input.
3-2 Chapter 3: BIOS setup Chapter 3 • The BIOS setup screens shown in this section are for reference purposes only, and may not exactly match what you see on your screen. • Ensure that a USB mouse is connected to your motherboard if you want to use the mouse to control the BIOS setup program.
ASUS X99-A 3-3 Chapter 3 3.2.1 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.
3-4 Chapter 3: BIOS setup Chapter 3 3.2.2 Advanced Mode The Advanced Mode provides advanced options for experienced end-users to congure the BIOS settings. The gure below shows an example of the Advanced Mode. Refer to the following sections for the detailed congurations.
ASUS X99-A 3-5 Chapter 3 Menu bar The menu bar on top of the screen has the following main items: My Favorites For saving the frequently-used system settings and conguration.
3-6 Chapter 3: BIOS setup Chapter 3 Quick Note (F9) This button above the menu bar allows you to key in notes of the activities that you have done in BIOS. • The Quick Note function does not support the following keyboard functions: delete, cut, copy and paste.
ASUS X99-A 3-7 Chapter 3 3.2.3 QFan Control The QFan Control allows you to set a fan prole or manually congure the operating speed of your CPU and chassis fans.
3-8 Chapter 3: BIOS setup Chapter 3 Configuring fans manually Select Manual from the list of proles to manually congure your fans’ operating speed. To congure your fans: 1. Select the fan that you want to congure and to view its current status.
ASUS X99-A 3-9 Chapter 3 3.2.4 EZ Tuning Wizard EZ Tuning Wizard allows you to overclock your CPU and DRAM, computer usage, and CPU fan to their best settings. You can also easily set RAID in your system using this feature. Tuning your system settings To tune your settings: 1.
3-10 Chapter 3: BIOS setup Chapter 3 Creating RAID To create RAID: 1. Press <F11> on your keyboard or click from the BIOS screen to open EZ Tuning Wizard screen. 2. Click RAID then click Next . • Ensure that your HDDs have no existing RAID volumes.
ASUS X99-A 3-11 Chapter 3 3.3 My Favorites MyFavorites is your personal space where you can easily save and access your favorite BIOS items..
3-12 Chapter 3: BIOS setup Chapter 3 Adding items to My Favorites To add BIOS items: 1. Press <F3> on your keyboard or click from the BIOS screen to open Setup Tree Map screen. 2. On the Setup Tree Map screen, select the BIOS items that you want to save in MyFavorites screen.
ASUS X99-A 3-13 Chapter 3 3.4 Main menu The Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu provides you an overview of the basic system information, and allows you to set the system date, time, language, and security settings.
3-14 Chapter 3: BIOS setup Chapter 3 Administrator Password If you have set an administrator password, we recommend that you enter the administrator password for accessing the system. Otherwise, you might be able to see or change only selected elds in the BIOS setup program.
ASUS X99-A 3-15 Chapter 3 3.5 Ai T weaker menu The Ai Tweaker menu items allow you to congure overclocking-related items. Be cautious when changing the settings of the Ai Tweaker menu items. Incorrect eld values can cause the system to malfunction.
3-16 Chapter 3: BIOS setup Chapter 3 The following item appears only when you set the CPU Strap to [100MHz] , [125MHz] , [167MHz] , or [250MHz] . Source Clock Tuner [Auto] This item allows you to select the source clock based on the assigned CPU strap for a better overclocking capability.
ASUS X99-A 3-17 Chapter 3 2-Core Ratio Limit [Auto] Select [Auto] to apply the CPU default Turbo Ratio setting or manually assign a 2-Core Limit value that must be higher than or equal to the 3-Core Ratio Limit. If you assign a value for 2-Core Ratio Limit, do not set the 1-Core Ratio Limit to [Auto] .
3-18 Chapter 3: BIOS setup Chapter 3 Internal PLL Overvoltage [Auto] This item allows you to enable the internal PLL Overvoltage for K-SKU CPUs to get the extreme overclocking capability.
ASUS X99-A 3-19 Chapter 3 Primary Timings DRAM CAS# Latency [Auto] Conguration options: [Auto] [1] – [31] DRAM RAS# to CAS# Delay [Auto] Conguration options: [Auto] [1] – [31] DRAM RAS# PRE .
3-20 Chapter 3: BIOS setup Chapter 3 Third Timings tRRDR [Auto] Conguration options: [Auto] [1] - [7] tRRDD [Auto] Conguration options: [Auto] [1] - [7] tWWDR [Auto] Conguration options: [Aut.
ASUS X99-A 3-21 Chapter 3 DRAM RTL (CHA D0 R1) [Auto] Conguration options: [Auto] [1] - [127] DRAM RTL (CHA D1 R0) [Auto] Conguration options: [Auto] [1] - [127] DRAM RTL (CHA D1 R1) [Auto] Con.
3-22 Chapter 3: BIOS setup Chapter 3 DRAM IO-L (CHB D1 R1) [Auto] Conguration options: [Auto] [1] - [255] DRAM IO-L (CHC D0 R0) [Auto] Conguration options: [Auto] [1] - [255] DRAM IO-L (CHC D0 R.
ASUS X99-A 3-23 Chapter 3 Receiver DQ Pre-emphasis [Auto] Conguration options: [Auto] [0.90] - [1.60] Receiver DQ De-emphasis [Auto] Conguration options: [Auto] [0.90] - [1.60] Transmitter DQ Pre-emphasis [Auto] Conguration options: [Auto] [0.
3-24 Chapter 3: BIOS setup Chapter 3 MISC DRAM Eventual Voltage (CHA/CHB/CHC/CHD) [Auto] Use <+> or <-> to adjust the eventual voltages of the DIMM slots. The values range from 0.8 V to 1.9 V with a 0.10 V increment. DRAM CLK Period [Auto] This item allows you to set a DRAM clock period.
ASUS X99-A 3-25 Chapter 3 DO NOT remove the thermal module. The thermal conditions should be monitored. CPU VRM Switching Frequency [Auto] This item affects the VRM transient response speed and the component thermal production. Select [Manual] to congure a higher frequency for a quicker transient response speed.
3-26 Chapter 3: BIOS setup Chapter 3 DO NOT remove the thermal module. The thermal conditions should be monitored. CPU Current Capability [Auto] This item provides a total power range for CPU overclocking. A higher value setting provides higher power consumption delivery and extends the overclocking frequency range simultaneously.
ASUS X99-A 3-27 Chapter 3 Turbo Mode [Enabled] This item allows you to enable your core processor’s speed to run faster than the base operating frequency when it is below operating power, current and temperature specication limit.
3-28 Chapter 3: BIOS setup Chapter 3 Fully Manual Mode [Disabled] Enable this item to congure the CPU-related voltages. This ASUS exclusive mode provides the optimum voltage adjusting capability for the CPU core, cache, and system agent voltages.
ASUS X99-A 3-29 Chapter 3 The following items appear only when you set the CPU Core Voltage to [Adaptive Mode] . Additional Turbo Mode CPU Core Voltage [Auto] This item allows you to set the amount of voltage fed to the CPU cores when running in turbo mode.
3-30 Chapter 3: BIOS setup Chapter 3 CPU SVID Support [Auto] Set this item to [Enabled] when overclocking. Disabling this item prevents the CPU from communicating with the external voltage regulator. Conguration options: [Auto] [Disabled] [Enabled] The following items appear only when you set the CPU Core Voltage to [Enabled] .
ASUS X99-A 3-31 Chapter 3 VTTDR Voltage (CHA/CHB) [Auto] This item allows you to set the termination voltage for the DRAM on the left. Use the <+> or <-> key to adjust the value. The values range from 0.2000 V to 1.0000 V at 0.00625 V increment.
3-32 Chapter 3: BIOS setup Chapter 3 3.6 Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. Be cautious when changing the settings of the Advanced menu items. Incorrect eld values can cause the system to malfunction.
ASUS X99-A 3-33 Chapter 3 3.6.1 CPU Configuration The items in this menu show the CPU-related information that the BIOS automatically detects. The items in this menu may vary based on the CPU installed. Hyper-Threading [ALL] [Enabled] This item allows you to enable/disable the Hyper-Threading for logical processor threads.
3-34 Chapter 3: BIOS setup Chapter 3 Intel Virtualization Technology [Disabled] When set to [Enabled] , a VMM can utilize the additional hardware capabilities provided by Vanderpool Technology.
ASUS X99-A 3-35 Chapter 3 3.6.2 PCH Configuration The following items appear only when you set the CPU states to [Enabled] . Enhanced C1 state [Enabled] This item allows your CPU to reduce power consumption when the system is in idle mode.
3-36 Chapter 3: BIOS setup Chapter 3 3.6.3 PCH Storage Configuration While entering Setup, the BIOS automatically detects the presence of SATA devices. The SATA Port items show Not Present if no SATA device is installed to the corresponding SATA port.
ASUS X99-A 3-37 Chapter 3 SATA Controller 1 Mode Selection [AHCI] This item allows you to set the SATA conguration. [Disabled] Disables the SATA function. [IDE] Set to [IDE] when you want to use the Serial ATA hard disk drives as Parallel ATA physical storage devices.
3-38 Chapter 3: BIOS setup Chapter 3 3.6.4 System Agent Configuration DMI Configuration The item in this menu allows your DMI (direct media interface) to run at PCI-E 2.0 speed. DMI Gen 2 Conguration options: [Disabled] [Enabled] NB PCI-E Configuration The items in this menu allow you to select the operating speeds of the PCIe slots.
ASUS X99-A 3-39 Chapter 3 3.6.5 USB Configuration The items in this menu allow you to change the USB-related features. The Mass Storage Devices item shows the auto-detected values. If no USB device is detected, the item shows None . Intel xHCI Mode [Smart Auto] [Auto] The xHCI is automatically enabled and runs at USB 3.
3-40 Chapter 3: BIOS setup Chapter 3 EHCI Legacy USB Support [Enabled] [Enabled] Your system supports the USB 2.0 devices in legacy operating systems. [Disabled] Your USB 2.0 devices can be used for BIOS setup only and cannot be recognized in the boot devices list.
ASUS X99-A 3-41 Chapter 3 3.6.6 Platform Misc Configuration The items in this menu allow you to congure the platform-related features. SA - PCI Express SA SMI ASPM [Disabled] This item allows you to enable/disable the ASPM (L1) support for the downstream devices.
3-42 Chapter 3: BIOS setup Chapter 3 3.6.7 Onboard Devices Configuration Scroll down to view the other BIOS items. HD Audio Controller [Enabled] This item allows you to use the Azalia High Denition Audio Controller Conguration options: [Disabled] [Enabled] The following items appear only when you set the HD Audio Controller to [Enabled] .
ASUS X99-A 3-43 Chapter 3 Audio LED Switch [Auto] [Auto] The audio LEDs only light up when the system is fully powered and operating. [Disabled] The audio LEDs does not light up. [Enabled] The audio LEDs always light up at the S0 (Working), S3 (Sleep), S5 (Soft off) states.
3-44 Chapter 3: BIOS setup Chapter 3 Serial Port Configuration The items in this menu allows you to set the parameters of the serial port. This items in this menu works only if a serial port connector is installed on the motherboard. Serial Port [On] This item allows you to enable/disable the serial port.
ASUS X99-A 3-45 Chapter 3 Power On By Ring [Disabled] This item allows you to enable/disable the Power On by Ring feature of your motherboard. Conguration options: [Disabled] [Enabled] Power On By RTC [Disabled] This item allows you to enable/disable the RTC (Real-Time Clock) to generate a wake event and congure the RTC alarm date.
3-46 Chapter 3: BIOS setup Chapter 3 3.7 Monitor menu The Monitor menu displays the system temperature/power status, and allows you to change the fan settings.
ASUS X99-A 3-47 Chapter 3 CPU Q-Fan Control [Auto] This item allows you to set the CPU Q-Fan operating mode. [Auto] Detects the type of CPU fan installed and automatically switches the control modes. [PWM Mode] Enables the CPU Q-Fan control feature in PWM mode for 4-pin CPU fan.
3-48 Chapter 3: BIOS setup Chapter 3 Chassis Fan 1/4 Q-Fan Control [DC Mode] These items allow you to set the chassis fans’ Q-Fan control feature into DC Mode, PWM Mode, or disable these Q-Fan controls from your motherboard.
ASUS X99-A 3-49 Chapter 3 Chassis Fan 1/4 Min. Duty Cycle(%) [60] Use the <+> or <-> keys to adjust the minimum chassis fan duty cycle. The values may differ via Qfan tuning. Allow Fan Stop [Disabled] This item allows the chassis fans to run at 0% duty cycle when the temperature of the source drops below the lower temperature.
3-50 Chapter 3: BIOS setup Chapter 3 EXT Fan 1/3 Middle Temperature [45] Use the <+> or <-> keys to set the value for EXT Fan Middle Temperature. EXT Fan 1/3 Middle Duty Cycle(%) [60] Use the <+> or <-> keys to adjust the extension fan middle duty cycle.
ASUS X99-A 3-51 Chapter 3 3.8 Boot menu The Boot menu items allow you to change the system boot options. Boot Configuration Fast Boot [Enabled] [Disabled] This item allows your system to go back to its normal boot speed. [Enabled] This item allows your system to accelerate the boot speed.
3-52 Chapter 3: BIOS setup Chapter 3 PS/2 Keyboard and Mouse Support [Auto] [Auto] For a faster POST time, PS/2 devices are available when the system boots up or rebooted when the PS/2 devices have not been reconnected or changed [Full Initialization] For full system control, PS/2 devices are always available during POST.
ASUS X99-A 3-53 Chapter 3 DirectKey (DRCT) [Enabled] [Disabled] Disables the DirectKey button. The system will only power on or off when you press the DirectKey button. [Enabled] Allows the system to power on and go to the BIOS Setup directly when you press the Reset button.
3-54 Chapter 3: BIOS setup Chapter 3 The following items appear only when you set the Launch CSM to [Enabled] . Boot Device Control [UEFI and Legacy OpROM] This item allows you to select the type of devices that you want to boot.
ASUS X99-A 3-55 Chapter 3 PK Management The Platform Key (PK) locks and secures the rmware from any permissible changes. The system veries the PK before your system enters the OS. Delete PK This item allows you to delete the PK from your system.
3-56 Chapter 3: BIOS setup Chapter 3 The db le must be formatted as a UEFI variable structure with time-based authenticated variable. DBX Management The dbx (Revoked Signature database) lists the forbidden images of db items that are no longer trusted and cannot be loaded.
ASUS X99-A 3-57 Chapter 3 3.9 Tool menu The Tool menu items allow you to congure options for special functions. Select an item then press <Enter> to display the submenu. GPU Post This item shows the installed graphics cards in your motherboard.
3-58 Chapter 3: BIOS setup Chapter 3 Load from Profile This item allows you to load the previous BIOS settings saved in the BIOS Flash. Key in the prole number that saved your BIOS settings, press <Enter>, and then select Yes .
ASUS X99-A 3-59 Chapter 3 3.9.3 ASUS DRAM SPD Information This item allows you to view the DRAM SPD information..
3-60 Chapter 3: BIOS setup Chapter 3 3.10 Exit menu The Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your changes to the BIOS items.
ASUS X99-A 3-61 Chapter 3 3.11 Updating BIOS The ASUS website publishes the latest BIOS versions to provide enhancements on system stability, compatibility,and performance. However, BIOS updating is potentially risky. If there is no problem using the current version of BIOS, DO NOT manually update the BIOS.
3-62 Chapter 3: BIOS setup Chapter 3 3. Press <Tab> to switch to the Drive eld. 4. Press the Up/Down arrow keys to nd the USB ash disk that contains the latest BIOS, and then press <Enter>. 5. Press <Tab> to switch to the Folder Info eld.
ASUS X99-A 3-63 Chapter 3 3.11.3 ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 utility is an auto recovery tool that allows you to restore the BIOS le when it fails or gets corrupted during the updating process. You can restore a corrupted BIOS le using the motherboard support DVD or a USB ash drive that contains the BIOS le.
3-64 Chapter 3: BIOS setup Chapter 3 Booting the system in DOS environment To boot the system in DOS: 1. Insert the USB ash drive with the latest BIOS le and BIOS Updater to the USB port. 2. Boot your computer then press <F8> to launch the select boot device screen.
ASUS X99-A 3-65 Chapter 3 2. On the BIOS Updater screen, press <Tab> to switch from Files panel to Drives panel then select D: . ASUSTeK BIOS Updater for DOS V1.30 [2014/01/01] Current ROM BOARD: X99-A WS VER: 0211 (H :00 B :00) DATE: 07/31/2014 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: C: C: D: FORMAN~1 <DIR> X99A.
3-66 Chapter 3: BIOS setup Chapter 3.
ASUS X99-A A-1 Appendices Appendices Notices Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: • This device may not cause harmful interference.
A-2 Appendices Appendices IC: Canadian Compliance Statement ComplieswiththeCanadianICES-003ClassBspecications.ThisdevicecomplieswithRSS 210 of Industry Canada. This Class B device meets all the requirements of the Canadian interference-causing equipment regulations.
ASUS X99-A A-3 Appendices REACH Complying with the REACH (Registration, Evaluation, Authorisation, and Restriction of Chemicals) regulatory framework, we published the chemical substances in our products at ASUS REACH website at http://csr.asus.com/english/REACH.
A-4 Appendices Appendices ASUS contact information ASUSTeK COMPUTER INC. Address 15 Li-Te Road, Peitou, Taipei, Taiwan 11259 Telephone +886-2-2894-3447 Fax +886-2-2890-7798 E-mail info@asus.com.tw Web site www.asus.com.com/ Technical Support Telephone +86-21-38429911 Fax +86-21-5866-8722, ext.
ASUS X99-A A-5 Appendices EC Declaration of Confo rmity We, the undersigned, Manufacturer: ASUSTeK COMPUTER INC. Address: 4F, No. 150, LI-TE Rd., PEITOU, TAIPEI 112, TAI W AN Author ized representative in Europe: ASUS COMPUTER GmbH Address, City: HARKORT STR.
A-6 Appendices Appendices.
An important point after buying a device Asus X99-A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Asus X99-A yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Asus X99-A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Asus X99-A you will learn all the available features of the product, as well as information on its operation. The information that you get Asus X99-A will certainly help you make a decision on the purchase.
If you already are a holder of Asus X99-A, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Asus X99-A.
However, one of the most important roles played by the user manual is to help in solving problems with Asus X99-A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Asus X99-A along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
