A-Trend OPTI495XLC VL-BUS 3/486, Manual

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Summary of Contents for OPTI495XLC VL-BUS 3/486

Page 1: ...3 186 OP ri 195SlC Vl 8US OP ri 195xlC Vl 8US...

Page 2: ...INSTALLATION Page 6 ON BOARD SIMM INSTALLA TlON Page 6 SIM RAM ON BOARD POSITION Page 7 VESA CARD INSTALL OPERATION Page8 CACHE SRAM INSTALL SELECTION Page 9 CPU ASSEMBLE OPERTlON Page 10 THE ALL JUMP...

Page 3: ...D CHAPfER 1 INfRODUCnON...

Page 4: ...B Cache motherboard also has an option to ac commodate either 64K 128K 256K of external cache and support the 80387 numeric coprocessor Because of its unique memory subsystem design the OPTi 495SLC 3...

Page 5: ...ck SOURCE Clock generator Memory Up TO 64MB Memory configuration IMBI2MBI4MBI5MBI8MBI16MBI17MBI20MBI32MBI64MB Memory using 256KIIMBI4MBI16MB Module memory up to 64MB on board Cache configuration 64KBI...

Page 6: ...hip comparator determines cache hit or miss D Up to 64 MB of local high speed page mode DRAM memory space D Burst line fill during Cache Read Miss D Control of two non cacheable regions D Shadow RAM s...

Page 7: ...INTRODUCTION OPT1 495SLC 31486WB CACHE MOTHERBOARD LAYOUT iJ JP29J6 I BIOS PS r fv l 8042 fv l I 82C495SlC o n 80386 PGA U OR JP19 486DLC O 80486 PGA 4...

Page 8: ...CHAPTER 2 INSTALLA TlON...

Page 9: ...ilable for the OPTi 495SLC 3 486WB Cache motherboard They are SIM MODULE USED 256K 1M 4M 16MX9 OF SIM 4 PCS BANK 0 BANK 1 TOTAL MEMORY 256K X 9 4 pes NONE 1M 256K X 9 4 pes 256K X 9 4 pes 2M 1MX 9 4 p...

Page 10: ...TION Please refer to the table for the BANK 0 and BANK 1 position BANK 0 INSTALL SIM1 SIM2 SIM3 SIM4 BANK 1 INSTALL SI MS SIM6 SIM7 SIM8 Please refer to the following figure for operating the SIM DRAM...

Page 11: ...486 50MHz VESA VGA OR TEKRAM VESA CACHE IDE OR OTHER SPECIAL VESA CARD 1 2 USE STANDARD VESA CARD WITH ALL CPU OR USE VESA CARD WITH 386 33 40 486 25 33 DX2 50 66 CPU DEFAULT Please refer to the follo...

Page 12: ...ANK 1 RAM SIZE U9 U10 un U12 U14 U15 U16 U17 U13 OPEN OPEN OPEN 1 2 2 3 OPEN OPEN 8KX8 4 pes 8KX8 4 pes 8KX8 20 64K CLOSE OPEN OPEN 2 3 1 2 OPEN OPEN 32KX8 4 pes NONE 8KX8 20 128K CLOSE CLOSE OPEN 1 2...

Page 13: ...3MHZ 486DX2 66MHZ I CLOSE CLOSE CLOSE 2 3 OPEN 386DXI CYRIX 486DLC 40 MHZ CLOSE OPEN CLOSE 2 3 OPEN 386DXI CYRIX 486DLC 33 MHZ OPEN CLOSE 1 2 2 3 386 MODE 486 MODE 1 2 2 3 SET 486 CPU TYPE SELECTION J...

Page 14: ...CONNECTOR J2 CONNECTOR USAGE PIN DESCRIPTION KEYlOCK POWER lED 1 2 3 4 5 lED power not used lED power keyboard inhibiter keyboard inhibiter SPEAKER CONNECTOR J3 CONNECTOR USAGE PIN DESCRIPTION 1 data...

Page 15: ...PTION J5 RESET 1 GROUND 2 Reset in J6 EXTERNAL BATTERY CONNE TOR PIN DESCRIPTION 2 3 SHORT INTERNAL BATTERY USE DEFAULT 3 4 SHORT CLEAR BIOS SETUP DATA KB KEYBOARD CONNECTOR PIN DESCRIPTION 1 2 3 4 5...

Page 16: ...1 POWER GOOD PS 2 5V DC PS 3 12V DC PS 4 12V DC PS 5 GROUND PS 6 GROUND PS 7 GROUND PS 8 GROUND PS 9 5V DC PS 10 5V DC PS 11 5V DC PS 12 5V DC Please refer to the following figure for setting up to Jl...

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