Gigabyte GV-NX78T256V-B User Manual
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Gigabyte GV-NX78T256V-B User Manual

Geforce 7800 gt
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GV-NX78T256V-B
Aug. 1, 2005

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Summary of Contents for Gigabyte GV-NX78T256V-B

  • Page 1 VGA Card GV-NX78T256V-B Aug. 1, 2005...
  • Page 2 VGA Card GV-NX78T256V-B Aug. 1, 2005...
  • Page 3 User's Manual Rev. 101 12MD-X78T2VB-101R Copyright © 2005 GIGABYTE TECHNOLOGY CO., LTD Copyright by GIGA-BYTE TECHNOLOGY CO., LTD. ("GBT"). No part of this manual may be reproduced or transmitted in any form without the expressed, written permission of GBT. Trademarks Third-party brands and names are the property of their respective owners.

  • Page 4: Table Of Contents

    4. Troubleshooting Tips ................ 29 5. Appendix ..................30 5.1. How to Reflash the BIOS ................30 5.1.1. Reflash BIOS in MS-DOS mode ................. 30 5.2. Resolutions and Color Depth Table (In Windows XP) ....... 31 ® GV-NX78T256V-B Graphics Accelerator - 2 -...

  • Page 5: Introduction

    (Note) SLI technology requires a PCI Express motherboard with two x16 physical connectors. Graphics cards working in an SLI configuration must be with the same model name (i.e. GV-NX78T256V-B) and from the same vendor (i.e. GIGABYTE TECHNOLOGY). - 3 -...

  • Page 6: Hardware Installation

    DVI-I Connector 1 Pb/AV Output HDTV VIVO NTSC / PAL TV S-Video Output DVI-I Projector Connector 2 DVI-I Connector 1 VGA Output Analog LCD Monitor DVI-I to D-Sub Adapter DVI Output Digital LCD Monitor GV-NX78T256V-B Graphics Accelerator - 4 -...
  • Page 7 DO NOT APPLY POWER TO YOUR SYSTEM IF IT HAS BEEN DAMAGED ON THE CARD. In order to ensure your graphics card working correctly, please use official Gigabyte BIOS only. Use none official Gigabyte BIOS might cause problem on the graphics card. - 5 -...

  • Page 8: Hardware Installation

    1. Locate the PCI Express x 16 slot. If necessary, remove the metal cover from this slot; then align your graphics card with the PCI Express x 16 slot, and press it in firmly until the card is fully seated. GV-NX78T256V-B Graphics Accelerator - 6 -...
  • Page 9 2. Replace the screw to fasten the card in place, and replace the computer cover. After installing the GV-NX78T256V-B to your computer, please remember to connect at lease one power cable on the graphics card to the power supply connector.
  • Page 10 Two SLI-ready graphics SLI bridge connector cards of the same type. (provided by motherboard manufacturer) (Example: GV-NX66T128D) For more information about the hardware configuration of an SLI system, please refer to motherboard user manual. GV-NX78T256V-B Graphics Accelerator - 8 -...

  • Page 11: Software Installation

    3. Software Installation In this manual, we assume that your CD-ROM Drive letter to be Drive D: The installation of Windows 2000 / Windows XP drivers is very simple. When you insert the ® ® driver CD into your CD-ROM drive, you can see the AUTORUN window (if it does not show up, run "D:\setup.exe").
  • Page 12 Step 2. Choose I accept the agreement and click the "Next" button. Step 3. Click the "Next" button. Installing the components. Step 4. Click "Finish" to restart computer. Then the DirectX 9 installation is completed. GV-NX78T256V-B Graphics Accelerator - 10 -...

  • Page 13: Driver Installation

    3.1.3. Driver installation A. New hardware found After the graphics card is inserted into your computer at the first time, the windows will automatically detect a new hardware in the system and pop out a "New Hardware Found" message. The following is the step-by-step installation guide. Step 1: Found new hardware wizard: Video controller (VGA Compatible) Click "Next"...
  • Page 14 Step 1. When autorun window show up, click Install Display Driver item. Step 2. Click "Next" button. Windows installings the components. Step 3. Click "Finish" button to restart computer. Then the driver installation is completed. GV-NX78T256V-B Graphics Accelerator - 12 -...

  • Page 15: Utilities On Driver Cd

    • Step 1. When autorun window show up, please click the Utilities item. Then click the GIGABYTE Utility item. Step 2. Click the Next button. Step 3. Enter your name and company. Step 4. Click the Finish button to restart computer.
  • Page 16 V-Tuner 2 lets you monitor the working frequency of the graphic engine and video memory (Core Clock and Memory Clock). Displays core clock status Displays memory clock status Opens Help page Select choice of skin GV-NX78T256V-B Graphics Accelerator - 14 -...

  • Page 17: Taskbar Icon

    After installation of the display drivers, you will find a GIGABYTE icon on the taskbar's status area. Right-clicking this icon opens the GIGABYTE control panel, showing a menu composed of shortcut of the graphics card's enhanced and other functions. You may click the Display Properties item, and then click Settings. Click Advanced after clicking Settings.
  • Page 18 VGA Information VGA Info lists the relevant information about your card. Color Adjust Color Adjust allows you to make color adjustments, such as brightness, contrast and gamma values for each or all of RGB colors. GV-NX78T256V-B Graphics Accelerator - 16 -...
  • Page 19 After installation of the display drivers, you will find a NVIDIA icon on the taskbar's status area. Click this icon to open the control panel. Right click the icon. You can adjust the properties of the graphics accelerator from here. - 17 - Software Installation...

  • Page 20: Display Properties

    Nvidia Display to access the GeForce 7800 GT page.) This page shows the Adapter, System and Driver version information. You can select other properties from the pop-out menu. GV-NX78T256V-B Graphics Accelerator - 18 -...
  • Page 21 If TV is chosen as the display, you will need to select the proper TV format. To do this, click "Device Settings" followed by "Select TV format". Select the format for your television and then click "Apply" followed by "OK". Display Model GV-NX78T256V-B Matrix CRT+TV CRT+DVI DVI+TV Performance and Quality Settings properties The sliders lets to decide whether your application should use quality or high performance texture.
  • Page 22 Run the Display Optimization Wizard to adjust your display(s) for optimal viewing and representation of colors . • Troubleshooting: If you have a TV connected and it is not being detected, select the check box below. GV-NX78T256V-B Graphics Accelerator - 20 -...
  • Page 23 NV Rotate properties The NV Rotate Properties is used to rotate the screen. If your monitor is capable of operating in either Landscape or Portrait mode, you can adjust the screen by this properties. • Landscape (0 degree rotation) • Portrait (90 degree rotation) •...

  • Page 24: Nview Properties

    Enable the nView Desktop Manager features: Right-click on desktop and choose Properties>Settings>Advanced>GeForce 7800 GT> Desktop Management Click Enable button to turn on all the nView Desktop Man- ager features. GV-NX78T256V-B Graphics Accelerator - 22 -...
  • Page 25 Access nView properties page: To access the nView properties page, you can click the NVIDIA icon on the taskbar and select nView Properties under nView Destop Manager (Method A). Or right-click on Desktop, select Properties/Settings/Advanced/ GeForce 7800 GT. Double-click Desktop Management item on the pop-up menu (Method B).
  • Page 26 Windows properties This tab allows you to control of window and dialog box placement when using multiple monitors. nView Applications properties This tab allows you to control nView settings depending on different applications. GV-NX78T256V-B Graphics Accelerator - 24 -...
  • Page 27 nView Desktops properties This tab allows you to create up to 32 unique desktops. nView User Interface properties This tab allows customization of the nView user interface. nView Effects properties This tab provides special windows effects that you can apply to your applications.
  • Page 28 Also enables full screen video playback via the video mirroring control button. nView Hot Keys properties This tab lets you perform various actions with shortcut keys or key combinations. nView Mouse properties This tab can modify and extend mouse behavior with kinematic actions. GV-NX78T256V-B Graphics Accelerator - 26 -...
  • Page 29 nView Tools properties This tab can improve nView functionality for mobile and desktop users. - 27 - Software Installation...

  • Page 30: Windows ® 2000 Driver Installation

    7. Click "Yes" to the license agreement. 8. Follow the Wizard's on-screen instructions to complete the installation. Please make sure the Windows 2000 have installed Windows 2000 Service ® ® Pack (or later) before installing the graphics accelerator driver. GV-NX78T256V-B Graphics Accelerator - 28 -...

  • Page 31: Troubleshooting Tips

    4. Troubleshooting Tips The following troubleshooting tips may help if you experience problems. Contact your dealer or GIGABYTE for more advanced troubleshooting information. Check that the card is seated properly in the PCI Express x 16 slot. Ensure that the display cable is securely fastened to the card's display connector.

  • Page 32: Appendix

    -s [BIOS file name] (example: gvf11 -s nx66t128d.f1) and press Enter. 5. To flash BIOS, at the A:\> prompt, type [BIOS flash utility name] -p [BIOS file name] (example: gvf11 -p nx66t128d.f2) and press Enter. 6. Wait until it's done, then restart your computer. GV-NX78T256V-B Graphics Accelerator - 30 -...

  • Page 33: Resolutions And Color Depth Table (In Windows ® Xp)

    5.2. Resolutions and Color Depth Table (In Windows ® GeForce 7800 GT Single Display Stardard Modes Display Refresh Color Depth (bpp) Screen Rate 8bpp(256 color) 16bpp(65K color) 32bpp(16.7M) Resolution (Hz) Standard mode High mode True mode 320 x 200 60~75 320 x 240 60~75 400 x 300...
  • Page 34 60~100 1920 x 1080 30~85 1920 x 1200 60~85 1920 x 1440 60~85 2048 x 1536 60~85 * This table is for reference only. The actual resolutions supported depend on the monitor you use. GV-NX78T256V-B Graphics Accelerator - 32 -...
  • Page 35 - 33 - Appendix...
  • Page 36 GV-NX78T256V-B Graphics Accelerator - 34 -...

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