Page 4 - Table of Contents
EVGA iii Table of Contents User Guide .................................................................................................................... i NVIDIA nForce 750i SLI Motherboard ......................................................................... i Before You Begin… .................
Page 7 - List of Figures
EVGA vii List of Figures Figure 1. NVIDIA nForce 750i SLI Motherboard Layout ........................................... 5 Figure 2. Chassis Back Panel Connectors ............................................................... 6 Figure 3. Power Supply Connectors ..................................
Page 8 - Before You Begin...
EVGA viii Before You Begin… Parts NOT in the Kit This kit contains all the hardware necessary to install and connect your new EVGA nForce® 750i SLI motherboard. However, it does not contain the following items that must be purchased separately to make the motherboard functional. Intel microprocess...
Page 9 - EVGA nForce 750i SLI
EVGA 1 EVGA nForce 750i SLI Motherboard Thank you for buying the EVGA nForce 750i SLI Motherboard: This motherboard offers the tools and performance PC users’ demand. When combined with two SLI-Ready NVIDIA GeForce graphics cards, you get innovative NVIDIA SLI Technology for enhanced system performa...
Page 11 - Unpacking and
EVGA 3 Unpacking and Parts Descriptions Unpacking The EVGA nForce 750i SLI motherboard comes with all the necessary cables for adding a motherboard to a new chassis. If you are replacing a motherboard, you may not need many of these cables. All parts shipped in this kit are RoHS-compliant (lead-free...
Page 13 - NVIDIA nForce 750i SLI Motherboard Layout
EVGA 5 1. CPU Socket 11. Diagnostic Code Display 21. PCI Slots 2. NVIDIA SPP with Heatsink and Fan 12. IDE Connector 22. PCI Express x16 Slots 3. CPU Fan Connector 13. USB Headers 23. Front panel Audio Connector 4. AUX Fan Connector 14. Motherboard Battery 24. PCI Express x1 Slot 5. System Memory (D...
Page 14 - Chassis Back Panel Connectors
EVGA 6 Figure 2. Chassis Back Panel Connectors 1. PS/2 Mouse Port 2. USB 2.0 Ports (Six) 3. Coaxial SPDIF Output 4. Optical SPDIF Output 5. 6. Port 2-Channel 4-Channel 6-Channel/8-Channel Blue Line-In Line-In Line-In Green Line-Out Front Speaker Out Front Speaker Out Pink Mic In Mic In Mic In Orange...
Page 15 - Hardware Installation
EVGA 7 Hardware Installation This section will guide you through the installation of the motherboard. The topics covered in this section are: Preparing the motherboard ¾ Installing the CPU ¾ Installing the CPU fan ¾ Installing the memory Installing the motherboard Connecting cables and setting...
Page 16 - Preparing the Motherboard; Installing the CPU; Installing the CPU Fan
EVGA 8 Preparing the Motherboard Installing the CPU Be very careful when handling the CPU. Make sure not to bend or break any pins within the socket. Hold the processor only by the edges and do not touch the bottom of the processor. Use the following procedure to install the CPU onto the motherboard...
Page 18 - Installing the Motherboard; Installing the I/O Shield; Securing the Motherboard into the Chassis
EVGA 10 Installing the Motherboard The sequence of installing the motherboard into the chassis depends on the chassis you are using and if you are replacing an existing motherboard or working with an empty chassis. It is recommended to secure the motherboard first before making all connections. Use ...
Page 20 - Power Connections; Power Supply Connectors
EVGA 12 Power Connections To support 2-way SLI, this motherboard has the following specific minimum power supply requirements: An SLI-Certified power supply. 6-pin and/or 8-pin PCI-E power connectors configured in either of the following configurations (see Figure 3): ¾ Two 6-pin (3x2) and two 8...
Page 21 - PWR1 Motherboard Connector
EVGA 13 24-pin ATX Power (PWR1) PWR1 is the main power supply connector located along the edge of the board next to the DIMM slots. Make sure that the power supply cable and pins are properly aligned with the connector on the motherboard. Firmly plug the power supply cable into the connector and mak...
Page 22 - Connecting IDE Hard Disk Drives
EVGA 14 8-pin ATX 12V Power (PWR2) PWR2 , the 8-pin ATX 12V power connection, is used to provide power to the CPU. Align the pins to the connector and press firmly until seated. This connector is notched, do not force in. Connecting IDE Hard Disk Drives The IDE connector supports Ultra ATA 133/100/6...
Page 23 - Connecting Serial ATA Cables
EVGA 15 Connecting Serial ATA Cables The Serial ATA II connector is used to connect the Serial ATA II device to the motherboard. These connectors support the thin Serial ATA II cables for primary storage devices. The current Serial ATA II interface allows up to 300MB/s data transfer rate. There are ...
Page 24 - Connecting Internal Headers; Front Panel Header
EVGA 16 Connecting Internal Headers Front Panel Header The front panel header on this motherboard is one connector used to connect the following four cables: (see Table 2 for pin definitions) PWRLED Attach the front panel power LED cable to these two pins of the connector. The Power LED indicates ...
Page 25 - Front Panel Header Pins; USB Headers
EVGA 17 Table 2. Front Panel Header Pins Pin Signal In/Out Description HD_LED 1 HD_PWR Out Hard disk drive LED pulls up to +5V 3 HDA# Out Hard disk drive active LED PWRLED 2 HDR_BLNK_GRN Out Front panel green light 4 HDR_BLNK_YEL Out Front panel yellow light RESET 5 GND Ground 7 FP_RESET# In Reset s...
Page 26 - Audio; Speaker Connector; Table 5. CSPK Header Pins
EVGA 18 Audio The audio connector supports HD audio standard and provides two kinds of audio output choices: Front Audio and Rear Audio. The front Audio supports re-tasking function. Table 4. Front Audio Connector Connector Pin Signal Front Audio Connector 1 PORT1_L 2 AUD_GND 3 PORT1_R 4 PRECENCE_J ...
Page 27 - Fan Connections
EVGA 19 Fan Connections There are five fan connections on the motherboard. The fan speed can be detected and viewed in the PC Health Status section of the CMOS Setup. The fans are automatically turned off after the system enters S3, S4 and S5 mode. Note that the CPU fan cable can be either a 3-pin o...
Page 28 - Serial Connector
EVGA 20 Serial Connector The motherboard kit provides an additional serial connector head for your system. Connect one side of a switching cable to the header and then attach the serial device to the other side of the cable. Floppy Disk Drive (FDD) Connector The motherboard supports a standard 360K,...
Page 29 - Expansion Slots
EVGA 21 Expansion Slots The EVGA nForce 750i SLI motherboard contains five expansion slots, three PCI Express slots and two PCI slots. PCI Slots The two PCI slots support many expansion cards such as a LAN card, USB card, SCSI card and other cards that comply with PCI specifications. When installing...
Page 30 - Clear CMOS Function; Onboard System Reset and Power Buttons
EVGA 22 Clear CMOS Function The motherboard contains a button to clear BIOS configurations back to default settings. Please see Figure 1 on page 6 for location. Clear CMOS Button The motherboard uses the CMOS to store all the set parameters. The CMOS can be cleared by pressing the Clear CMOS button ...
Page 31 - Post Port Debug LED
EVGA 23 Post Port Debug LED Provides a two-digit POST code that allows for easy troubleshooting, see Appendix A. for a detailed break down on the different types of codes displayed on the Debug LED. LED Status Indicators These LEDs indicate the system’s status. LED1: DIMM LED (Yellow) When the mem...
Page 32 - Configuring the BIOS
EVGA 24 Configuring the BIOS This section discusses how to change the system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also provided. This section includes the following information: Enter BIOS Setup Main Menu Standard CMOS Features Advanced BIOS...
Page 33 - Main Menu
EVGA 25 Enter BIOS Setup The BIOS is the communication bridge between hardware and software. Correctly setting the BIOS parameters is critical to maintain optimal system performance. Use the following procedure to verify/change BIOS settings. 4. Power on the computer. 5. Press the Del key when the f...
Page 34 - BIOS CMOS Setup Utility Main Menu
EVGA 26 Figure 5. BIOS CMOS Setup Utility Main Menu Standard CMOS Features Use this menu to set up the basic system configuration. Advanced BIOS Features Use this menu to set up the advanced system features and boot sequence. Advanced Chipset Features Use this menu to enable or disable specifi...
Page 35 - Load Defaults; Load default system settings.; Set Password; Use this command to save settings to CMOS and exit setup.; Exit Without Saving; Use this command to abandon all setting changes and exit setup.
EVGA 27 The following items on the CMOS Setup Utility main menu are commands rather than submenus: Load Defaults Load default system settings. Set Password Use this command to set, change, and disable the password used to access the BIOS menu. Save & Exit Setup Use this command to save set...
Page 36 - Page Up; Standard CMOS Features Menu
EVGA 28 Standard CMOS Features Menu The Standard CMOS Features menu is used to configure the standard CMOS information, such as the date, time, HDD model, and so on. Use the Page Up and Page Down keys to scroll through the options or press Enter to display the sub-menu. Use the arrow keys to positio...
Page 37 - Date and Time; and; Page Down; keys to scroll through dates and times. Note that the; IDE Channel and SATA Channel; Enter
EVGA 29 Date and Time Using the arrow keys, position the cursor over the month, day, and year. Use the Page Up and Page Down keys to scroll through dates and times. Note that the weekday (Sun through Sat) cannot be changed. This field changes to correspond to the date you enter. Note that the hour v...
Page 39 - Drive A; Halt On; All Errors
EVGA 31 Drive A None ..... [ ] 360K, 5.25 in. ..... [ ] 1.2M, 5.25 in. ..... [ ] 720K, 3.5 in. ..... [ ] 1.44M, 3.5 in. ..... [ ] 2.88M, 3.5 in. ..... [ ] :Move ENTER:Accept ESC:Abort Halt On All Errors ..... [ ] No Errors ..... [ ] All , But Keyboard ..... [ ] All , But Diskette ..... [ ] All , But...
Page 40 - Memory; These settings are; This value represents the total memory of the system.
EVGA 32 Base Memory 640K Extended Memory 1047552K Total Memory 1048576K All, But Diskette The system boot does not stop for a diskette error but will stop for all other errors. All, But Disk/Key The system boot does not stop for a keyboard or disk error, but will stop for all other errors. Memor...
Page 41 - Advanced BIOS Features; keys to scroll through the options or press; arrow keys to position the selector in; Esc; Advanced BIOS Features Menu
EVGA 33 Advanced BIOS Features Access the Advanced BIOS Features menu from the CMOS Utility Setup screen. Use the Page Up and Page Down keys to scroll through the options or press Enter to display the sub-menu. Use the arrow keys to position the selector in the option you choose. To go back to the p...
Page 42 - Select; from the Advanced Chipset Features menu and press; to display the CPU Configuration menu.; CPU Feature Menu; Thermal Management; Disable support for TM1 and TM2.; TM1 Only; Enables support for both TM1 and TM2.
EVGA 34 CPU Feature Select CPU Feature from the Advanced Chipset Features menu and press Enter to display the CPU Configuration menu. Figure 8. CPU Feature Menu Thermal Management Use this function to enable or disable TM1 and TM2 support. Options are: ¾ Disable Disable support for TM1 and TM2. ¾ ...
Page 43 - Hard Disk Boot Priority
EVGA 35 Intel SpeedStep If enabled, CPU clock speed and CPU core voltage are adjusted dynamically based on the CPU load. Setting to [Auto] will provide the following options: ¾ Native Mode This mode is for operating systems that fully support ACPI. ¾ SMM Mode This mode is for legacy operating syst...
Page 44 - Quick Power on Self Test
EVGA 36 CD-ROM Boot Priority Use this option to select the priority for the CD-ROM Drive at startup if multiple drivers are in use. Press Enter to see the list of bootable devices in your system. Use the arrow keys to go to the various devices. Then use the + or – keys to move the device priority up...
Page 46 - Spread Spectrum; CPU Spread Spectrum
EVGA 38 Advanced Chipset Features Select Advanced Chipset Features and press Enter to display the menu options. From this menu, you are able to adjust specific controls of the motherboard chipset. Spread Spectrum CPU Spread Spectrum Use the Page Up and Page Down keys to scroll through the Spread S...
Page 47 - SATA Spread Spectrum; Integrated Peripherals Menu
EVGA 39 SATA Spread Spectrum Options are [Disabled] or [Enabled]. LDT Spread Spectrum Options are [Disabled], [Center], and [Down] . System BIOS Cacheable Options are [Disabled] and [Enabled]. Uses L2 Cache when enabled. Integrated Peripherals Menu Select Integrated Peripherals from the CMOS S...
Page 48 - IDE Function Setup; Auto; IDE Prefetch mode
EVGA 40 OnChip IDE Channel0 [Disabled] x Primary Master PIO Auto x Primary Slave PIO Auto x Primary Master UDMA Auto x Primary Slave UDMA Auto IDE DMA transfer access [Enabled] Serial-ATA Controller [All Enabled] IDE Prefetch Mode [Enabled] IDE Function Setup Press Enter to display the IDE Function ...
Page 49 - RAID Config; SATA x Primary/Secondary; RAID Enable; USB Config; OnChip USB; Enabled
EVGA 41 RAID Enable [Disabled] x SATA 1 (A0) RAID Disabled x SATA 2 (A1) RAID Disabled x SATA 3 (B0) RAID Disabled x SATA 4 (B1) RAID Disabled OnChip USB [Disabled] x USB Keyboard Support Enabled x USB Mouse Support Enabled RAID Config Press Enter to display the RAID Config menu. RAID Enable Use t...
Page 50 - HD Audio
EVGA 42 HD Audio This function on the Integrated Peripherals menu allows you to [Auto] or [Disabled] the integrated high definition audio. Realtek LAN Device This function on the Integrated Peripherals menu allows you to select whether or not the onboard network controller is [Enabled] or [Disabled]...
Page 51 - from the CMOS Setup Utility menu and press; to display the Power Management Setup menu.; Figure 10. Power Management Setup Menu; ACPI Function
EVGA 43 Power Management Setup Menu Select Power Management Setup from the CMOS Setup Utility menu and press Enter to display the Power Management Setup menu. Figure 10. Power Management Setup Menu ACPI Function This function on the Power Management Setup menu allows you to enable or disable the ACP...
Page 52 - ACPI Suspend Type; POWER ON Function; BUTTON ONLY
EVGA 44 ACPI Suspend Type This function on the Power Management Setup menu allows you to select an ACPI Suspend Type. Types to select from are [S1&S3] , [S1(POS)] , and [S3(STR)] . Soft-Off by PBNT This function on the Power Management Setup menu allows you to set Soft-Off by PBNT to [Instant-Of...
Page 53 - Password; Hot Key Power On; When; Mouse Left; PWRON After PWR-Fail
EVGA 45 Password When [Password] is selected, the KB Power ON Password function is enabled so that you must enter a password. Hot Key Power On When [Hot Key] is selected, the Hot key Power On function is enabled so that you must select a keyboard key as the hot key. To select a hot key use Ctrl+...
Page 54 - PnP/PCI Configuration Menu; to display the PnP/PCI Configuration menu.
EVGA 46 PnP/PCI Configuration Menu Select PnP/PCI Configuration from the CMOS Setup Utility menu and press Enter to display the PnP/PCI Configuration menu. Figure 11. PnP/PCI Configuration Menu :Move Enter:Select +/-/PU/PD:Value F10:Save ESC:Exit F1:General Help F5: Previous Values F6: Fail-Safe Def...
Page 55 - Init Display First; IRQ
EVGA 47 Init Display First This function on the PnP/PCI Configuration menu allows you to define if the initial display is in the PCI slot or in the PCI Express slot. Options are [PCI Slot] and [PCIEx]. Reset Configuration Data This function on the PnP/PCI Configuration menu allows you to enable or d...
Page 56 - PCI/VGA Palette Snoop; keys to scroll through sizes or enter the number using
EVGA 48 Use Legacy ISA for devices compliant with the original PC AT Bus specification. Use PCI/ISA PnP for devices compliant with the plug-and-play standard, whether designed for PCI or ISA Bus architecture. PCI/VGA Palette Snoop This function on the PnP/PCI Configuration menu allows you to enable ...
Page 57 - Figure 12. PC Health Status; Blue; are dynamic and change as the speed and
EVGA 49 PC Health Status Select PC Heath Status from the CMOS Setup Utility menu and press Enter to display the System Monitor menu. Figure 12. PC Health Status All of the values shown in Blue are dynamic and change as the speed and voltages of the various components change with system usage. :Move ...
Page 58 - Dynamic Fan Control; Press; to display the Dynamic Fan Control menu.
EVGA 50 Dynamic Fan Control Press Enter to display the Dynamic Fan Control menu. Use this menu to control the speed of the various fans on the motherboard. Set CPU fan speed to [SmartFan] when you want the speed of the fans automatically controlled based on temperature. To set the fan speed to a con...
Page 59 - CPU Clock Ratio Unlock
EVGA 51 Frequency/Voltage Control Select Frequency/Voltage Control from the CMOS Setup Utility menu. Press Enter to display the functions of the Frequency/Voltage Control menu. Figure 13. Frequency/Voltage Control CPU Clock Ratio Unlock This value is set by the CPU Multiplier when [Disable] . If s...
Page 60 - Current CPU Freq, MHz; to
EVGA 52 System Clocks Current CPU Freq, MHz This value is set by the CPU Multiplier (value cannot be changed by the user). FSB Clock. MHz This value is set by the system (value cannot be changed by the user). To change the SLI-Ready memory, FSB memory, and memory timing, go to the FSB & Memo...
Page 61 - FSB - Memory Clock Mode; CPU
EVGA 53 FSB & Memory Config Select FSB & Memory Config from the Frequency/Voltage Control menu and press Enter to display the FSB & Memory Config menu. This menu provides the means to set System Memory settings, FSB, and timings that correspond with system adjustments. Figure 14. FSB &am...
Page 62 - Unlinked
EVGA 54 ¾ Unlinked When Unlink is selected, FSB (QDR), MHz and MEM (DDR), MHz are changed to editable and the FSB and memory speeds can be entered manually. As the FSB speed is changed, CPU Freq, MHz changes proportionally. FSB (QDR), MHz Use the + or – keys to scroll through new values for the CP...
Page 63 - Optimal; Expert
EVGA 55 ¾ Optimal Use the Page Up and Page Down keys to select Optimal. Optimal prohibits you from manually setting any timing. All timing is set for optimal performance. ¾ Expert Use the Page Up and Page Down keys to select Expert . When Expert is selected, all timing categories are enabled for man...
Page 64 - : This is the command timing setting on a per
EVGA 56 tCL : CAS# latency (options are 1 through 6). tRDC : RAS#-to-CAS# Delay for Read/Write commands to the same bank (options are 1 through 7). tRP : Row Precharge time. This is the Precharge-to-Active or Auto-to- Refresh of the same bank (options are 1 through 7). tRAS : This is the minimum RAS...
Page 65 - Figure 15. System Voltages Menu; EVGA VDroop control
EVGA 57 System Voltages Select System Voltages from the Advanced Chipset Features menu and press Enter to display the System Voltages menu. Figure 15. System Voltages Menu EVGA VDroop control Allows calibration of VCORE VDroop. Use the Page Up and Page Down keys to scroll through the options. CP...
Page 66 - nForce SPP
EVGA 58 nForce SPP This function defines the core voltage level for the NVIDIA nForce SPP chip. Use the Page Up and Page Down keys to select a voltage (1.20V, 1.30V, 1.40V, 1.50V) or select [Auto] to automatically set the voltage. NF200 Voltage Level This function defines the core voltage level ...
Page 67 - Load Timing/Voltage Set; Save timing/voltage set; Save Timing/Voltage Set; to see the options.
EVGA 59 Load Timing/Voltage Set This function loads the system voltages and timing settings that were defined in the System Voltages menu. You can set up to four profile settings using the Save timing/voltage set function. There are four profile options that can be loaded. The default setting is Aut...
Page 68 - Installing Drivers and Software; Driver Installation
EVGA 60 Installing Drivers and Software It is important to remember that before installing the driver CD that is shipped in the kit, you need to load your operating system. This motherboard supports both Windows XP 32-bit 64-bit and is Vista-capable with both 32-bit and 64-bit. The kit comes with a ...
Page 69 - EVGA Glossary of Terms:
EVGA 61 EVGA Glossary of Terms: ACPI - Advanced Configuration and Power Interface AFR – Alternate Frame Rendering APIC - Advanced Programmable Interrupt Controller BIOS - Basic Input Output System CD-ROM - Compact Disc Read-Only Memory CMOS - Complementary Metal-Oxide Semiconductor CPU – Central Pro...
Page 71 - Award POST Code; Award POST Codes
EVGA 63 Appendix A. POST Codes for the EVGA nForce 750i SLI Motherboard This section provides the Award POST Codes (Table 5) for the EVGA nForce 750i SLI Motherboard during system boot up. These POST Codes are displayed on the LED POST Code readout located directly onboard the motherboard. Table 5. ...
