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4386 WC-HD
Mainboard
User's Manual
DOC. NO.
: 11699
Rev.
A
Sep., 1992
Date

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Table of Contents
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Summary of Contents for FIC 4386 WC-HD

  • Page 1 4386 WC-HD Mainboard User’s Manual DOC. NO. : 11699 Rev. Date Sep., 1992...
  • Page 2: Table Of Contents

    Table of Contents ... . . INTRODUCTION SYSTEM GUIDE ..... . .
  • Page 3: Introduction

    .,.._.._.._.._.._.._.._..-..._.._.._.._....~..~.._..._..~....~..-..-..-..~..~.,~..~...-..-..-.. - . . .-- INTRODUCTION _______-______-__--______________-_-______”-_-”-_-_-______--”------------- ___-____-_“__-_---__-____-_-___------~ SYSTEM GUIDE The 4386-VC-HD Cache System Motherboard - support either 486 or 386 system The 4386-VC-HD Cache System board is a high performance system board, utilizing the VIA Technology Inc.‘s VT82C480 80486 PC/AT chipset, that offers outstanding features and performance for building advanced personal computers or workstations.
  • Page 4: Motherboard Layout

    INTRODUCTION _____________________~~_~~_~__~~~~~~~~~ ____-___________________________I___ MOTHERBOARD LAYOUT KEYBOARD CONNECTOR POWER CONNECTOR m_--_ VTB2C481 COPROCESSOR CLK SvNC/ASV’JC -Iis iNK0 BANK1 VT82C495 (cdQQO(3 KEMOCC 1001 POWERLiD v’ c!zcc RESET TURBO SPEAKER...
  • Page 5: System Block Diagram

    SYSTEM BLOCK DIAGRAM C P U A D D R E S S ISA BUS SYSTEM ADDRESS BUS (SA) PERIPHERAL SYSTEM DATA BUS ADDRESS B U S (XD) (SA) ________________________________________~___~________~____~~____________~__ ~----...
  • Page 6: Coprocessor Pga Socket

    INTRODUCTION ___________I__________~~_~~~~~______________~______________~______________- COPROCESSOR PGA SOCKET eooooooooooooeoe eeeeoeeeeeeeeeee eeoeeeeeeeooeeee eeeeeeoo eeeeeeeeeeoeeeee oeoe oeee eeoe oeee eeoe oeee eeee eeee eoee eeee eeee eeee eeee oeee eeeeeeeeeeeeoeee eeTeeeeeeee0 387DX pin Al eeeeoeeeeeoeeeee eeeeoeeeeeooeeee 80486 a aeeeeooooeeeeoeee pin Al 80486180387DX PGA socket diagram...
  • Page 7: Installation

    INSTALLATION . . _ . . _ . . _ . . _ . . _ . . _ . . - . . - . . - . . - . . - . . - . . - . . _ .._ . . _ . . _ . . _ ... - . . _ .._ . . _ . . _. . _ . . _ . . _ . . _ . . _ . . _ ... - . . - . . - . . - . . - . . - . , .._ . _ . . _ . . _ . _ _. . _ . . ~ . . _ . . _ . . _ . . ~ ~ CONNECTOR &...
  • Page 8: Jumper Description

    INSTALLATION _____..._^_I______- _______________I_______________________I~~~~~~~_~~~~~~~~~~ JUMPER DESCRIPTION Function Open Close Jumper > Reset RTC reset Normal (ifusing DS1287A) (default) Display type Mono/EGA/ Color VGA (default) Turbo Normal CPU speed (Turbo switch) Normal Reset Hardware reset (Reset) Coprocessor clock Sync. mode Async. mode 2-3 shorted l-2 shorted (default)
  • Page 9: Memory System

    MEMORY SYSTEM MEMORY CONFIGURATION Memory Bank 0 Bank 1 256Kx4 256Kx4 256Kx4 256Kx4 lMx4 17MB 256Kx4 4Mx4 65MB 256Kx4 16Mx4 lMx4 lMx4 256Kx4 lMx4 lMx4 20MB lMx4 4Mx4 68MB lMx4 16Mx4 16MB 4Mx4 17MB 4Mx4 256Kx4 4Mx4 lMx4 20MB 4Mx4 4Mx4 32MB 80MB...
  • Page 10: Cache Ram & Configuring Cache Size

    MEMORY SYSTEM _____l______l_l_____~~~~~~~~~~~ ________1___1______1l___________l_____^_~~~~ CACHE RAM & CONFIGURING CACHE SIZE The 43%VC-HD Cache System board uses four jumpers to configure the cache size. 128K 256K ’ ALTER RAM 8Kx8 8Kx8 32Kx8 8Kx8 8KX8 TAG RAM 32Kx8 DATA RAM 8Kx8 32Kx8 32Kx8 l-2 shorted l-2 shorted 2-3 shorted...
  • Page 11 64Kbytes Direct Mapped Cache ---------------------------~--- The 64Kbytes Direct Mapped Cache option is achieved by installing eight 8Kx8 SRAM (DATA RAM) in Ml, M2, M3, M4, M6, M7, M8, M9. Install one 8Kx8 SRAM (TAG RAM 28 pin) in M5. 128Kbytes Direct Mapped Cache ---------------------~-~-------- The 128Kbytes Direct Mapped Cache option is achieved by installing four 32Kx8 SRAM (DATA RAM) in Ml, M2, M3, M4.
  • Page 12 CACHE RAM & CONFIGURING CACHE SIZE The 4386-VC-HD Cache System board uses four jumpers to configure the cache size. 128K ALTER RAM 8Kx8 8K2& 32Kx8 TAG RAM 8Kx8 8Kx8 32Kx8 DATA RAM 8Kx8 32Kx8 32Kx8 l-2 shorted l-2 shorted 1 2-3 shorted l-2 shorted 2-3 shorted 2-3 shorted...
  • Page 13 256Kbytes Direct Mapped Cache ----------__--__-_---~---------- The 256Kbytes Direct Mapped Cache option is achieved by installing eight 32Kx8 SRAM (DATA RAM) in Ml, M2, M3, M4, M6, M7, M8, M9. Install one 32Kx8 SRAM (TAG RAM 28 pin) in M5. *MI 0 is A RAM, lter it is optional.
  • Page 14: Award Bios Setup

    I_I__~~~~_y_y_y.I~~~“~~~~~~~~~~~~~~~~~~~~~”~”~~~~~~~~~~~~~~~~~~~~- “~~~I~_~y_“~y_I~_~~~~~~~“~~~~~~~~~~~~~~~~~~~~~ AWARD BIOS SETUP . . l . . m . . _ . . _ . . l . . l . . m ..- ..I . . _ . . _ . . _ . . _ ..I.. _ . . I . . _ . . _ . . _ . . _ . . _ .._ . . _ .._ . . _ . . w .._ . . _ . . _ . . _ . . _ ..I..I . . I . . I . . m . . I . . m . . _ . . _ . . _ . . _ . . _ . . I . . I _ SETUP SYSTEM CONFIGURATION A setup program has been built into the system BIOS so the configurations stored in the CMOS RAM can be changed.
  • Page 15: Status Page Setup

    STATUS PAGE SETUP The setup program is completely menu-driven. Use the arrow keys to select an entry; “+ /-‘I keys to change an entry; and “F 10” key to exit. Help messages are displayed in the window on the screen. If this option is chosen then the screen above is displayed.
  • Page 16: Hard Disk Specifications

    I_I_I_yII_u_Y_u_u-Y-~-~-~- I~“~I~I~I~Y~YII~I~u~“~~~~~~~~~~.”~~~~~~~”~~~~~~~~.~~~~~~~~~~”~~~~~~~“~~~~~~~~~~~~.“~“~ HARD DISK SPECIFICATIONS . . _ . . _ ..- . . _ . . _ . . I . . - . . I . . - - . . . _ ..I . . _ ..I . . 1 . . 1 . . 1 . . I . . - . . - . . l . . l . . l . . - . . l .._.._.._.._..I .._ . . _ . . I . . I .._ . . I . . I ..- . . - . . - . . I ‘ . - . . - . . I . . - ..- . . - _ CONNER Capacity Cylinder...

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