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AGP-7400

Rev. A+

Graphics Card

User’s Manual

35600813

Summary of Contents for AGP-7400

Page 1: ...AGP 7400 Rev A Graphics Card User s Manual 35600813 ...

Page 2: ... disclaims any express orimpliedwarrantiesofmerchantabilityorfitnessforany particularpurpose The user will assume the entire risk of the use or the results of the use of this document Further the manufacturer reserves the right to revise this publication and make changes to its contents at any time without obligation to notify any person or entity of such revisions or changes All Rights Reserved 1...

Page 3: ...s Package Checklist Chapter 2 Hardware Installation Board Layout Memory VMI Interface Installing the Graphics Card Chapter 3 Supported Softwares Operating System Requirements VGA Drivers Appendix A Connector Pin Assignments Appendix B Glossary of 3D Features 5 6 8 10 10 11 11 15 16 ...

Page 4: ...1 4 AGP 7400 Graphics Card User s Manual 1 Introduction CHAPTER ...

Page 5: ...xel Interpolation delivers good image quality Parallel Data Processing allows consistent high performance and Direct Memory Execution delivers 528MB sec bandwidth providing seamless access to system memoryfor unlimited texture sizes and rich rendering The graphics chip s 3D architecture enables maximum memory bandwidth for sustained 3D performance and exceptional image quality in PCs equipped with...

Page 6: ... colors 8MB 1600x1200 256 colors 1600x1200 32K 64K colors 1600x1200 16M colors 2D GRAPHICS FEATURES Supports single cycled 2D BitBLT graphics engine with 3 Operand Raster BitBLT Stretch BitBLT Color expansion Hardware overlay engine Hardware double buffering Stretch BLT Hardware cursor 64x64x3 3D GRAPHICS FEATURES Setup engine balances the 3D pipeline 1 2M triangles sec peak 425 500K triangles sec...

Page 7: ... Per pixel perspective correct texture mapping Texture sizes from 1x1 to 1024x1024 pixels Integrated hardware palette Multi texture formats Texture color keying Texture chroma keying COMPATIBILITY Microsoft PC 98 VESA Display Power Management Signaling DPMS VESA DDC2B for Plug and Play monitors VESAVBE 2 0 BIOS IntelAGP version 2 0 sideband DME mode VMI 1 4 compliant BENCHMARKS Intel Pentium II pr...

Page 8: ...g VGA connector 1 feature connector or VMI Video Module Interface connector Package Checklist The graphics card The user s manual One set of diskette or CD If any of these items are missing or damaged please contact your dealer or sales representative for assistance ...

Page 9: ...2 Hardware Installation CHAPTER ...

Page 10: ...ntel740 BIOS J3 square denotes pin 1 VGA connector U7 U8 U9 U10 Feature connector J6 J5 Video Module Interface VMI SGRAM SGRAM SGRAM SGRAM Memory The graphics card may come with 4MB or 8MB of SGRAM Syn chronous Graphics RAM A 4MB graphics card is installed with four 256Kx32 SGRAMs while an 8MB graphics card is installed with four 512Kx32 SGRAMs These SGRAMs are installed at locations U7 U8 U9 and ...

Page 11: ... the cover and a small flat blade screwdriver to secure the monitor cable Warning Electrostatic discharge ESD can damage your graphics card system board processor disk drives add in boards and other components Perform the upgrade instruction procedures described at an ESD workstation only If such a station is not available you can provide some ESD protection by wearing an antistatic wrist strap an...

Page 12: ...xposed when operating the computer with the cover removed To prevent equipment damage and personal injury never apply power to the com puter when the cover is off Step 2 Remove Your Computer s Cover Refer to your computer system manual for specific instructions on removing your computer s system unit cover In general you will need to remove several screws on the back or side of the system unit and...

Page 13: ...over When you have finished installing the graphics card put the cover back on your computer s system unit Refer to your computer s system manual for instructions if necessary Note The graphics card can only be used with an analog video display using a 15 pin D shell cable connector standard VGA monitor connection If your monitor supports analog video but does not have a 15 pin D shell connector s...

Page 14: ...3 14 AGP 7400 Graphics Card User s Manual 3 Supported Softwares CHAPTER ...

Page 15: ...ion of OSR2 0 installed in your system please follow the steps below 1 On the Windows 95 desktop select Start 2 In Start select Programs 3 In Programs select MS DOS Prompt 4 Change the directory to the drive where Windows 95 is installed and type VER e g C VER 5 The following will appear Windows 95 Version 4 00 1111 6 Exit MS DOS Prompt To upgrade OSR2 0 to OSR2 1 with the USB upgrade please follo...

Page 16: ...ICROSOFT WINDOWS CurrentVersion 5 On the right side of the dialog box scroll down and look for Version Number It should be 4 03 1212 or later version VGA Drivers The graphics card supports VGA drivers for different operating systems Please refer to the README file contained in the provided diskette CD for installation instructions All steps or procedures to install the VGA drivers are subject to c...

Page 17: ...A Connector Pin Assignments APPENDIX ...

Page 18: ...or Refer to the next page for the pin assignment of J6 Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Description HD 0 Ground HD 2 HD 4 HD 5 HD 7 HA 0 HA 2 5V RESET Ground WR READY INTREQ PCMDATA 3 3V User Defined KEY AUDIOL AUDIOR Pin 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Description 12V HD 1 Ground HD 3 5V HD 6 OSC HA 1 HA 3 Ground CS RD 3 3V SCLK LRCK 5V User Defin...

Page 19: ...round Pin 9 10 11 12 13 14 15 Description 5V Vcc Sync Return ground Not Used SDA Horizontal Sync Vertical Sync SCL Connector J6 Feature Connector Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 Description P0 P1 P2 P3 P4 P5 P6 P7 DCLK BLANK HSYNC VSYNC Ground Pin 14 15 16 17 18 19 20 21 22 23 24 25 26 Description Ground Ground Ground EVIDEO ESYNC EDCLK N C Ground Ground Ground Ground N C N C ...

Page 20: ...B 20 AGP 7400 Graphics Card User s Manual B Glossary of 3D Features CHAPTER ...

Page 21: ...n the top and bottom value to calculate the final result Direct Memory Execution DME DME is a technique that allows the graphics accelerator to store and execute textures in system memory instead of local graphics memory This provides high levels of performance and unlimited texture sizes Double Buffering refers to maintaining two separate frame bufffers which may physically occupy the same RAM de...

Page 22: ...sulting in a faceted appearance The per polygon and per pixel cal culation load is very light Shading Gouraud darkening or lighting each pixel of a polygon based on an interpolation between values calculated at the polygon s vertices A vertex normal is prescribed or inferred and the intensity at that vertex is determined by the angle between that normal and a vector pointing to a light source Each...

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