Instruction/ maintenance manual of the product GeForce 7800 GT Gigabyte
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Aug. 1, 2005 VGA Card GV-NX78T256V-B.
V GA Card Aug. 1, 2005 G V -NX78T256V -B.
Sep. 28, 2005 VGA Card GV-NX78T256D.
V GA Card Sep. 28, 2005 G V -NX78T256D.
Copyright © 2005 GIGABYTE TECHNOLOGY CO., L T D Copyright by GIGA-BYTE TECHNOLOGY CO., L TD. ("GBT"). No part of this manual may be reproduced or transmitted in any form without the expressed, written permission of GBT . T rademarks Third-party brands and names are the property of their respective owners.
GV-NX78T Series Graphics Accelerator - 2 - English T able of Contents 1. Introduction ......................................................................................... 3 1.1. Features ...........................................................
Introduction - 3 - English 1. Introduction 1.1. Features • Powered by NVIDIA ® GeForce ™ 7800 GT Graphics Processing Unit (GPU) • Supports the newest PCI Express x 16 • Integrated with 256MB DDR III memory • Supports DirectX 9.
GV-NX78T Series Graphics Accelerator - 4 - English 2. Hardware Installation 2.1. Board Layout 1) GV-NX78T256V -B VIVO DVI-I Connector 2 DVI-I Connector 1 Analog LCD Monitor Digital LCD Monitor DVI Out.
Hardware Installation - 5 - English 2) GV -NX78T256D-ZK TV-out DVI-I Connector 2 DVI-I Connector 1 Analog LCD Monitor Digital LCD Monitor DVI Output VGA Output DVI-I to D-Sub Adapter NTSC / PAL TV Pro.
GV-NX78T Series Graphics Accelerator - 6 - English Expansion cards contain very delicate Integrated Circuit (IC) chips. T o protect them against damage from static electricity, you should follow some precautions whenever you work on your computer. 1. Turn of f your computer and unplug power supply .
Hardware Installation - 7 - English 2.2. Hardware installation Installing Y our graphics card. Now that you have prepared your computer, you are ready to install your graphics accelerator card. T o remove the existing graphics card: 1. Power off the computer and monitor, then disconnect the display cable from the back of your computer.
GV-NX78T Series Graphics Accelerator - 8 - English 2. Replace the screw to fasten the card in place, and replace the computer cover. Y ou are now ready to proceed with the installation of the graphics card driver . Please refer to next chapter for detailed instructions.
Hardware Installation - 9 - English How NVIDIA ® SLI TM (Scalable Link Interface) technology works: In an SLI configuration, two SLI-ready graphics cards with the same model and from the same manufacturers are connected together via SLI bridge connector in a system that provides two x 16 PCI Express slots to scale graphics performance.
GV-NX78T Series Graphics Accelerator - 10 - English 3.1.2. DirectX installation Install Microsoft DirectX to enable 3D hardware acceleration support for Windows ® 2000 or Windows ® XP to achieve better 3D performance. 0 Note: For software MPEG support in Windows ® 2000 or Windows ® XP, you must install DirectX first.
Software Installation - 11 - English Step 4. Click "Finish" to restart computer. Then the DirectX 9 installation is completed. Installing the components. Step 2. Choose I accept the agreement and click the "Next" button. Step 3. Click the "Next" button.
GV-NX78T Series Graphics Accelerator - 12 - English 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.
Software Installation - 13 - English B. Driver installation (Autorun Window) Insert the driver CD disk into your CD-ROM, and then you can see the AU TORUN window . If it does not show up, please run "D:setup.exe". Step 1. When autorun window show up, click Install Display Driver item.
GV-NX78T Series Graphics Accelerator - 14 - English 3.1.4. Utilities on driver CD Insert the driver CD disk into your CD-ROM, and then you can see the AU TORUN window . If it does not show up, please run "D:setup.exe". • Install GIGABYTE Utility (V -T uner 2): Step 3.
Software Installation - 15 - English V -T uner 2 V -T uner 2 lets you monitor the working frequency of the graphic engine and video memory (Core Clock and Memory Clock).
GV-NX78T Series Graphics Accelerator - 16 - English 3.1.5. T askbar 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.
Software Installation - 17 - English 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-NX78T Series Graphics Accelerator - 18 - English 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. Y ou can adjust the properties of the graphics accelerator from here.
Software Installation - 19 - English GeForce 7800 GT properties This page shows the Adapter , System and Driver version information. Y ou can select other properties from the pop-out menu.
GV-NX78T Series Graphics Accelerator - 20 - English nView allows you to connect separate displays to single graphics card. • nView Display mode: select your preferred nView display modes here. Options: Single display/ Clone/ Horizontal span/ V ertical span/ Dualview • Primary/Secondary display: select a single display or display pair.
Software Installation - 21 - English Video Overlay Settings properties The Overlay Controls Properties can adjust Overlay zoom controls and Overlay color controls.
GV-NX78T Series Graphics Accelerator - 22 - English T emperature Settings properties The T emperature Properties can auto detected the GPU Core temperature and Ambient temperature. Y ou can select the Notify when GPU core temperature exceeds threshold check box.
Software Installation - 23 - English Menu Editing properties The Menu Editing Properties can remove infrequently used screens by dragging them from the screen menu to the list below. Restore screens to the menu by dragging them individually, or click Restore Defaults.
GV-NX78T Series Graphics Accelerator - 24 - English Access nView properties page: T o access the nV iew 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.
Software Installation - 25 - English nView Profile properties This tab contains a record all nView display settings for easy software setup. nView Windows properties This tab allows you to control of window and dialog box placement when using multiple monitors.
GV-NX78T Series Graphics Accelerator - 26 - English 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.
Software Installation - 27 - English nView Zoom properties This tab provides dynamic zoom functionality on the desktop. 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.
GV-NX78T Series Graphics Accelerator - 28 - English nV iew T ools properties This tab can improve nView functionality for mobile and desktop users.
Software Installation - 29 - English 3.2. Windows ® 2000 driver installation With Windows running on your computer, you need to install the graphics card driver to take advantage of the higher performance, resolutions, and special graphics features of the graphics card.
GV-NX78T Series Graphics Accelerator - 30 - English 4. T roubleshooting 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.
Appendix - 31 - English 5. Appendix 5.1. How to Reflash the BIOS 5.1.1. Reflash BIOS in MS-DOS mode 1. Extract the downloaded Zip file to your hard disk(s) or floppy disk. This procedure assumes drive A. 2. Restart the computer in MS-DOS mode. (For Windows 2000/XP, you need a startup disk to restart the computer in MS-DOS mode.
GV-NX78T Series Graphics Accelerator - 32 - English 5.2. Resolutions and Color Depth T able (In Windows ® XP) Display Refresh Color Depth (bpp) Screen Rate 8bpp(256 color) 16bpp(65K color) 32bpp(16.
Appendix - 33 - English Display Refresh Color Depth (bpp) Screen Rate 8bpp(256 color) 16bpp (65K color) 32bpp (16.7M) Resolution (Hz) Standard mode High mode True mode 1600 x 1024 60~100 33 3 120 33 X.
GV-NX78T Series Graphics Accelerator - 34 - English.
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