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This equipment has been tested and found to comply with the limits of a Class B digital device,
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This equipment generates, uses, and can
radiate radio frequency energy and, if not installed and used in accordance with the instructions,
may cause harmful interference to radio communications. There is no guarantee that interference
will not occur in a particular installation.
The vendor makes no representations or warranties with respect to the contents here and
specially disclaims any implied warranties of merchantability or fitness for any purpose. Further
the vendor reserves the right to revise this publication and to make changes to the contents here
without obligation to notify any party beforehand.
Duplication of this publication, in part or in whole, is not allowed without first obtaining the
vendor's approval in writing.
The content of this user's manual is subject to be changed without notice and we will not be
responsible for any mistakes found in this user's manual. All the brand and product names are
trademarks of their respective companies.
SYS76992VGGA
Dichiarazione di conformità sintetica
Ai sensi dell'art. 2 comma 3 del D.M. 275 del
30/10/2002
Si dichiara che questo prodotto è conforme
alle normative vigenti e soddisfa i requisiti
essenziali richiesti dalle direttive
2004/108/CE, 2006/95/CE e 1999/05/CE
quando ad esso applicabili
Short Declaration of conformity
We declare this product is complying with the
laws in force and meeting all the essential
requirements as specified by the directives
2004/108/CE, 2006/95/CE and 1999/05/CE
whenever these laws may be applied

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Summary of Contents for Grantech SYS76992VGGA

  • Page 1 SYS76992VGGA This equipment has been tested and found to comply with the limits of a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
  • Page 2: Table Of Contents

    Table Of Contents FCC Information and Copyright ................1 Chapter 1: Introduction ...................3 1.1 Before You Start . 3 1.2 Package Checklist . 3 1.3 Specifications . 4 Chapter 2: Hardware installation ................7 2.1 Install Central Processing Unit (CPU) . . 7 2.2 Install a Heatsink .
  • Page 3: Chapter 1: Introduction | 3

    Chapter 1: Introduction 1�1 Before You Start Thank you for choosing our product. Before you start installing the motherboard, please make sure you follow the instructions below: •• Prepare a dry and stable working environment with sufficient lighting. •• Always disconnect the computer from power outlet before operation. ••...
  • Page 4: Specifications

    1�3 Specifications Intel® Socket LGA1155 Intel® 3rd Generation Ivy Bridge & 2nd Generation Sandy Bridge CPU support up to 95W (Intel® Core™ i7-2600) Chipset Intel® B75 Intel® Integrated graphics engine supports Graphic Frequency: Max 350MHs/ Max 800MHs Dual independent displays (Extended mode) : Integrated DVI-I & DVI-D FINTEK F81866 Super I/O Provides the most commonly used legacy Super I/O functionality.
  • Page 5 1.4 Rear Panel Connectors Standard Optional COM1/COM2 Connector Pin Assignment Pin Assignment Carrier detect (DCD) Data set ready (DSR) Received data (RXD) Request to send (RTS) Transmitted data (TXD) Clear to send (CTS) Data terminal ready (DTR) Ring / 5V / 12V * Signal ground (GND) Note »...
  • Page 6 1�5 Motherboard Layout KBMSJP Note » » represents the 1st pin. 6 | Chapter 1: Introduction...
  • Page 7: Chapter 2: Hardware Installation

    Chapter 2: Hardware installation 2.1 Install Central Processing Unit (CPU) Step 1: Locate the CPU socket on the motherboard Note » » Remove Pin Cap before installation, and make good preservation for future use. When the CPU is removed, cover the Pin Cap on the empty socket to ensure pin legs won’t be damaged. »...
  • Page 8 notches with the socket. Lower the processor straight down without tilting or sliding the processor in the socket. Note » » The LGA1150 CPU is not compatible with LGA 1155 socket. Do not install a LGA 1150 CPU on the LGA 1155 socket.
  • Page 9: Install A Heatsink

    2.2 Install a Heatsink Step 1: Place the CPU fan assembly on top of the installed CPU and make sure that the four fasteners match the motherboard holes. Orient the assembly and make the fan cable is closest to the CPU fan connector. Step 2: Press down two fasteners at one time in a diagonal sequence to secure the CPU fan assembly in place.
  • Page 10: Connect Cooling Fans

    2.3 Connect Cooling Fans These fan headers support cooling-fans built in the computer. The fan cable and connector may be different according to the fan manufacturer. Connect the fan cable to the connector while matching the black wire to pin#1. CPU_FAN1: CPU fan header SYS_FAN1: System fan header CPU_FAN1...
  • Page 11: Expansion Slots

    2.5 Expansion Slots PE1: Mini PCI-E Slot This mainboard is equipped with 1 Mini PCI-E Slot. PCI1/2: Peripheral Component Interconnect Slots This motherboard is equipped with 1 standard PCI slot. PCI stands for Peripheral Component Interconnect, and it is a bus standard for expansion cards. This PCI slot is designated as 32 bits. 2.6 Power Supply ATXPWR1: ATX Power Source Connector (24-pin) This connector allows user to connect 24-pin power connector.
  • Page 12: Jumpers / Headers / Connectors

    2.7 Jumpers / Headers / Connectors Jumper Setting The illustration shows how to set up jumpers. When the jumper cap is placed on pins, the jumper is “close”, if not, that means the jumper is “open”. Pin opened Pin closed Pin 1-2 closed JCMOS1: Clear CMOS Jumper Placing the jumper on pin2-3 allows user to restore the BIOS safe setting and the CMOS data.
  • Page 13 JPANEL1: Front Panel Header This 10-pin header includes Power-on, Reset, HDD LED, and Power LED connection. It allows user to connect the system case’s front panel switch functions. Pin Assignment Function Pin Assignment Function Power LED+(3.3V) HD LED+ Power LED+(3.3V) Power LED HDD LED HD LED-...
  • Page 14 F_USB1/F_USB2: USB 2.0 Header The mainboard provides USB 2.0 pin header. F_USB1 Assignment Assignment +5V (fused) +5V (fused) USB - USB + Ground Ground F_USB2 Assignment Assignment +5V (fused) +5V (fused) USB - USB - USB + USB + Ground Ground JPRNT1: Printer Port Connector This header allows you to connect printer port on the PC.
  • Page 15 Serial Port Connectors & Headers JCOM2: Serial Port Header Pin Assignment Pin Assignment COM2: 5V / 12V / Ring* JCOM3/4/5/6: Serial Port Header Pin Assignment Pin Assignment SOUT COM3: 5V* COM4: 12V* COM5: 5V / 12V / Ring* COM6: 5V / 12V / Ring* Note »...
  • Page 16: Chapter 3: Bios Setup

    Chapter 3: BIOS Setup Introduction The purpose of this manual is to describe the settings in the AMI UEFI BIOS Setup program on this motherboard. The Setup program allows users to modify the basic system configuration and save these settings to NVRAM. UEFI BIOS determines what a computer can do without accessing programs from a disk.
  • Page 17: Main Menu

    Note » » The default UEFI BIOS settings apply for most conditions to ensure optimum performance of the motherboard. If the system becomes unstable after changing any settings, please load the default settings to ensure system’s compatibility and stability. Use Load Setup Default under the Exit Menu. »...
  • Page 18: Advanced Menu

    3.2 Advanced Menu The Advanced Menu allows you to configure the settings of CPU, Super I/O, Power Management, and other system devices. Note » » Beware of that setting inappropriate values in items of this menu may cause system to malfunction. »...
  • Page 19 PCI Subsystem Settings PCI ROM Priority In case of multiple option ROMs (Legacy and EFI Compatible), this item specifies what PCI Option ROM to launch Options: Legacy ROM (Default) / EFI Compatible ROM Above 4G Decoding Enables or disables 64bit capable device to be decoded in above 4G address space (only if system support 64 bit PCI decoding).
  • Page 20 PCI Express Settings Relaxed Ordering Enables or disables PCI express device No snoop option. Options: Disabled (Default) / Enabled Extended Tag If enabled allows device to use 8-bit tab field as a requester. Options: Disabled (Default) / Enabled No Snoop This item enables or disables PCI Express Device No Snoop option.
  • Page 21 Link Training Timeout (uS) Defines number of microseconds software will wait before polling ‘Link Training’ bit in link status register. Value range is from 10 to 1000 uS. Options: 100 (Default) Unpopulated Links In order to save power, software will disable unpopulated PCI Express links, if this option set to ‘Disable Link’.
  • Page 22 Wake system with Fixed Time This item enables or disables the system to wake on by alarm event. When this item is enabled, the system will wake on the hr::min::sec specified. Options: Disabled (Default) / Enabled Wake up date You can choose which date the system will boot up. Wake up hour / Wake up minute / Wake up second You can choose the system boot up time, input hour, minute and second to specify.
  • Page 23 Active Processor Cores This item sets number of cores to enable in each processor package. Options: All (Default) / 1 / 2 / 3 Limit CPUID Maximum When the computer is booted up, the operating system executes the CPUID instruction to identify the processor and its capabilities.
  • Page 24 SATA Configuration SATA Controller(s) This item enables/disables Serial ATA Device. Options: Enabled (Default) / Disabled SATA Mode Selection This item determines how SATA controller(s) operate. Options: IDE (Default) / AHCI USB Configuration Legacy USB Support This item determines if the BIOS should provide legacy support for USB devices like the keyboard, mouse, and USB drive.
  • Page 25 XHCI Hand-Off This is a workaround for OSes without XHCI hand-off support. The XHCI ownership change should be claimed by XHCI driver. Options: Disabled (Default) / Enabled EHCI Hand-Off This is a workaround for OSes without EHCI hand-off support. The EHCI ownership change should be claimed by EHCI driver.
  • Page 26 Serial Port 1 Configuration Serial Port This item enables or disables Serial Port (COM). Options: Enabled (Default) / Disabled Change Settings This item selects an optimal setting for Super IO device. Options: Auto (Default) / IO=3F8h; IRQ=4 / IO=3F8h; IRQ= 3, 4, 5, 6, 7, 10, 11, 12 / IO=2F8h; IRQ= 3, 4, 5, 6, 7, 10, 11, 12 / IO=3E8h;...
  • Page 27 Change Settings This item selects an optimal setting for Super IO device. Options: Auto (Default) / IO=2F8h; IRQ=3 / IO=3F8h; IRQ= 3, 4, 5, 6, 7, 10, 11, 12 / IO=2F8h; IRQ= 3, 4, 5, 6, 7, 10, 11, 12 / IO=3E8h; IRQ= 3, 4, 5, 6, 7, 10, 11, 12 / IO=2E8h; IRQ= 3, 4, 5, 6, 7, 10, 11, 12 Serial Port 3 Configuration Serial Port...
  • Page 28 Change Settings This item selects an optimal setting for Super IO device. Options: Auto (Default) / IO=2C8h; IRQ=6 / IO=3F8h; IRQ=6 / IO=2F8h; IRQ=6 / IO=2C0h; IRQ=6 / IO=2C8h; IRQ=6 / IO=2D0h; IRQ=6 / IO=2D8h; IRQ=6 Serial Port 5 Configuration Serial Port This item enables or disables Serial Port (COM).
  • Page 29 Change Settings This item selects an optimal setting for Super IO device. Options: Auto (Default) / IO=2D8h; IRQ=6 / IO=3F8h; IRQ=6 / IO=2F8h; IRQ=6 / IO=2C0h; IRQ=6 / IO=2C8h; IRQ=6 / IO=2D0h; IRQ=6 / IO=2D8h; IRQ=6 UART IRQ Mode This item allows you to determine PCI IRQ sharing for OS (EX. Windows) ISA IRQ for DOS. Options: PCI IRQ Sharing (Default) / ISA IRQ Parallel Port Configuration Parallel Port...
  • Page 30 H/W Monitor Shutdown Temperature This item allows you to set up the CPU shutdown Temperature. Options: Disabled (Default) / 60°C/140°F / 65°C/149°F / 70°C/158°F / 75°C/167°F / 80°C/176°F / 85°C/185°F / 90°C/194°F Smart Fan Function This item enables or disables Smart Fan. Options: Disabled (Default) / Enabled Network Stack Network stack...
  • Page 31 CPU PPM Configuration EIST This item enables/disables Intel SpeedStep function. Options: Enabled (Default) / Disabled Config TDP LOCK This item allows you lock the config TDP control register.. Options: Disabled (Default) / Enabled Long duration power limit Long duration power limit in watts, 0 means factory default Options: 120 (Default) Long duration maintained Time window which the long duration power is maintained...
  • Page 32: Chipset Menu

    3�3 Chipset Menu This section describes configuring the PCI bus system. PCI, or Personal Computer Interconnect, is a system which allows I/O devices to operate at speeds nearing the speed of the CPU itself uses when communicating with its own special components. Note »...
  • Page 33 PCI Express Configuration Mini PCIE Slot This item controls the PCI Express Root Port. Options: Enabled (Default) / Disabled ASPM This item sets PCI Express Active State Power Management settings. Options: Auto(Default) / Disabled / L0s / L1 / L0sL1 PCIe Speed This item selects PCI Express port speed.
  • Page 34 XHCI Mode This item sets the mode of operation of XHCI controller. Options: Smart Auto (Default) / Auto / Enabled / Disabled EHCI1/2 This item controls the USB EHCI (USB2.0) functions. If set disabled, “USB 1” & “USB 2” connector (near power adaptor) can’t work. Options: Enabled (Default) / Disabled PCI Azalia Configuration Azalia...
  • Page 35 EuP Control When EuP Enabled, System meets EuP requirement. Options: Disabled (Default) / Enabled LAN1/2 PXE ROM This item enables or disables LAN1/2 PEX OPROM. Options: Disabled (Default) / Enabled SLP_S4 Assertion Width This item sets a minimum assertion width of the SPL_S4# signal. Options: 4 to 5 seconds (Default) / 1 to 2 seconds / 3 to 4 seconds / 2 to 3 seconds System Agent (SA) Configuration Graphics Configuration...
  • Page 36 Internal Graphics This item keeps IGD enabled based on the setup options. Options: Auto (Default) / Disabled / Enabled GTT Size This item selects GTT Size. Options: 2MB (Default) / 1MB Aperture Size This item selects Aperature Size. Options: 256MB (Default) / 128MB / 512MB DVMT Pre-Allocated This item selects DVMT 5.0 Pre-Allocated (Fixed) Graphics Memory size used by the Internal Graphics Device.
  • Page 37 Memory Insight These items display SPD information of DDR3 memory. DIMM Profile Select DIMM timing profile that should be used. Options: Default DIMM profile (Default) / Custom Profile » » Note: The following items appear only when you set the DIMM profile item to [Custom Profile] Custom Profile Control Memory Frequency Limiter Maximum Memory Frequency Selection in Mhz.
  • Page 38 RAS# to CAS# Delay (tRCD) This item allows you to select Row Address to Column Address Delay of DDR3. Options: 3 (Default) / 3 ~ 15 Row Precharge Time (tRP) This item allows you to select Row Precharge Time of DDR3. Options: 3 (Default) / 3 ~ 15 RAS# Active Time (tRAS) This item allows you to select Row Active Time of DDR3.
  • Page 39: Boot Menu

    3.4 Boot Menu This menu allows you to setup the system boot options. Setup Prompt Timeout This item sets number of seconds to wait for setup activation key. Options: 2 (Default) Bootup NumLock State This item selects the keyboard NumLock state. Options: On (Default) / Off Full Logo Screen Display This item allows you to enable/disable Full Screen LOGO Show function.
  • Page 40 Option ROM Messages This item sets the display mode for Option ROM. Options: Force BIOS (Default) / Keep Current Interrupt 19 Capture Interrupt 19 is the software interrupt that handles the boot disk function. When set to Enabled, this item allows the option ROMs to trap interrupt 19. Options: Enabled (Default) / Disabled CSM Support This item enables / disables CSM Support.
  • Page 41: Security Menu

    3.5 Security Menu Administrator Password This item sets Administrator Password. User Password This item sets User Password. Chapter 3: BIOS Setup | 41...
  • Page 42: Exit Menu

    3.6 Exit Menu This menu allows you to load the optimal default settings, and save or discard the changes to the BIOS items. Discard Changes and Exit Abandon all changes made during the current session and exit setup. Save Changes and Reset Reset the system after saving the changes.

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