VS486G-3VL Motherboard - BIOS ID string 40-2800-006259-00111111-121593-SYM WAG-H - 4-72 pin SIMM slots (1-128meg FPM DRAM) - 3-32bit VESA Local Bus slots - 8-16bit ISA slots - 64k-1024k CACHE support in 8-32pin sockets + 2 TAG RAM socket - AMI / Phoenix 1993 BIOS - Symphony SL82C491 & SL82C492 Chipset - DALLAS realtime clock - ZIF 3 CPU socket which supports these processors: INTEL 80486SX/DX/DX2, P24C,P24D,P24T CYRIX CXM6,CXM7 AMD AM486SX/DX - Supports speeds of 25/33/40/50/66 MHz. - manufactured by: Young Micro Systems Inc. --------------------------------------------------------------------------- CONNECTIONS --------------------------------------------------------------------------- Purpose Location Purpose Location --------------------------------------------------------------------------- Power LED & keylock CN1 Turbo LED CN5 Speaker CN2 Green PC connector JP15 Turbo switch CN3 32-bit VESA slots SL1-SL3 Reset switch CN4 --------------------------------------------------------------------------- USER CONFIGURABLE SETTINGS --------------------------------------------------------------------------- Function Jumper Position --------------------------------------------------------------------------- Factory configured - do not alter J27 N/A Factory configured - do not alter J28 N/A Factory configured - do not alter J29 N/A Factory configured - do not alter J30 N/A Factory configured - do not alter J31 N/A Factory configured - do not alter J32 N/A Factory configured - do not alter J33 N/A Factory configured - do not alter J34 N/A Factory configured - do not alter JP3 N/A Factory configured - do not alter JP9 N/A Parity check enabled JP16 1 & 2 closed Parity check disabled JP16 2 & 3 closed Monitor type select color JP17 Closed Monitor type select monochrome JP17 Open BIOS type select normal JP18 1 & 2 closed BIOS type select flash JP18 2 & 3 closed Factory configured - do not alter JP19 N/A Factory configured - do not alter JP22 N/A Factory configured - do not alter JP28 N/A Factory configured - do not alter JP29 N/A Factory configured - do not alter JP30 N/A Factory configured - do not alter JP31 N/A The location of jumpers JP9,JP28,JP29,JP30&JP31 are unidentified. --------------------------------------------------------------------------- DRAM CONFIGURATION --------------------------------------------------------------------------- Size Bank 0 Bank 1 Bank 2 Bank 3 --------------------------------------------------------------------------- 1MB (1) 256K x 36 NONE NONE NONE 4MB (1) 512K x 36 (1) 512K x 36 NONE NONE 4MB (1) 1M x 36 NONE NONE NONE 8MB (1) 1M x 36 (1) 1M x 36 NONE NONE 8MB (1) 2M x 36 NONE NONE NONE 16MB (1) 4M x 36 NONE NONE NONE 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 32MB (1) 4M x 36 (1) 4M x 36 NONE NONE 32MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 64MB (1) 8M x 36 (1) 8M x 36 NONE NONE 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 96MB (1) 8M x 36 (1) 8M x 36 (1) 4M x 36 (1) 4M x 36 128MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 --------------------------------------------------------------------------- CACHE CONFIGURATION --------------------------------------------------------------------------- Size Bank 0 Bank 1 TAG --------------------------------------------------------------------------- 64KB (4) 8K x 8 (4) 8K x 8 (2) 8K x 8 128KB (4) 32K x 8 NONE (2) 8K x 8 256KB (4) 32K x 8 (4) 32K x 8 (2) 32K x 8 512KB (4) 128K x 8 NONE (2) 32K x 8 1MB (4) 128K x 8 (4) 128K x 8 (2) 128K x 8 --------------------------------------------------------------------------- CACHE JUMPER CONFIGURATION --------------------------------------------------------------------------- size JDl JD2 JT1 JT2 JT3 --------------------------------------------------------------------------- 64KB 2 & 3 2 & 3 1 & 2 1 & 2 1 & 2 128KB 1 & 2 1 & 2 2 & 3 1 & 2 1 & 2 256KB 2 & 3 2 & 3 2 & 3 2 & 3 1 & 2 512KB 1 & 2 1 & 2 2 & 3 2 & 3 2 & 3 1MB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 --------------------------------------------------------------------------- CPU TYPE CONFIGURATION --------------------------------------------------------------------------- Type JP1 JP2 JP4 JP5 JP6 --------------------------------------------------------------------------- CXM6 1x Open Open Open 2 & 3 Closed CXM6 2x Open Open Open 2 & 3 Closed AM486SX(WT) Open Closed Open 2 & 3 Closed AM486SX(WB) Closed Closed Open 2 & 3 Closed SL80486 Open Closed Open 1 & 2 Closed 80486SX Open Open Open 2 & 3 Closed AM486DX(WT) Open Closed Open 2 & 3 Closed AM486DX(WB) Closed Closed Closed 2 & 3 Closed CXM7 1x Open Open Open 1 & 2 Closed CXM7 2x Open Open Open 1 & 2 Closed 80486DX Open Open Open 1 & 2 Closed 80486DX2 Open Open Open 1 & 2 Closed P24C 2x Open Closed Open 1 & 2 Closed P24C 3x Open Closed Open 1 & 2 Closed P24D (WT) Open Closed Open 1 & 2 Closed P24D (WB) Closed Closed Closed 1 & 2 Closed P24T 2x (WT) Open Closed Open 1 & 2 Open P24T 2x (WB) Closed Closed Closed 1 & 2 Open P24T 3x (WT) Open Closed Open 1 & 2 Open P24T 3x (WB) Closed Closed Closed 1 & 2 Open --------------------------------------------------------------------------- CPU TYPE CONFIGURATION (CON'T) --------------------------------------------------------------------------- Type JP7 JP8 JP10 JP11 JP12 --------------------------------------------------------------------------- CXM6 lx 1 & 2 Closed Open Open Open CXM6 2x 1 & 2 Closed Open Open Closed AM486SX (WT) Open Open Open Open Open AM486SX(WB) Open Open Open Open Open SL80486 Open Open Open 1 & 2 Open 80486SX Open Open Open Open Open AM486DX(WT) Open Open Open 1 & 2 Open AM486DX(WB) Open Open Open 1 & 2 Open CXM7 1x 1 & 2 Closed Open 1 & 2 Open CXM7 2x 1 & 2 Closed Open 1 & 2 Closed 80486DX Open Open Open 1 & 2 Open 80486DX2 Open Open Open 1 & 2 Open P24C 2x Open Open 1 & 2 2 & 3 Open P24C 3x Open Open Open 2 & 3 Open P24D (WT) 2 & 3 Open Open 1 & 2 Open P24D (WB) 2 & 3 Open Open 1 & 2 Open P24T 2x (WT) Open Open 1 & 2 2 & 3 Open P24T 2x (WB) Open Open 1 & 2 2 & 3 Open P24T 3x (WT) Open Open Open 2 & 3 Open P24T 3x (WB) Open Open Open 2 & 3 Open --------------------------------------------------------------------------- CPU TYPE CONFIGURATION (CON'T) --------------------------------------------------------------------------- Type JP13 JP23 JP24 JP41 JP42 --------------------------------------------------------------------------- CXM6 1x Closed Closed Closed Open Open CXM6 2x Closed Closed Closed Open Open AM486SX(WT) Open Open Open 2 & 3 2 & 3 AM486SX(WB) Open Open Open 2 & 3 2 & 3 SL80486 Open Open Open Open Open 80486SX Open Closed Closed Open Open AM486DX(WT) Open Open Open 2 & 3 2 & 3 AM486DX(WB) Open Open Open 2 & 3 2 & 3 CXM7 1x Closed Closed Closed Open Open CXM7 2x Closed Closed Closed Open Open 80486DX Open Closed Closed Open Open 80486DX2 Open Closed Closed Open Open P24C 2x Open Open Open Open Open P24C 3x Open Open Open Open Open P24D (WT) Open Open Open 1 & 2 1 & 2 P24D(WB) Open Open Open 1 & 2 1 & 2 P24T 2x (WT) Open Open Open Open Open P24T 2x (WB) Open Open Open Open Open P24T 3x (WT) Open Open Open Open Open P24T 3x (WB) Open Open Open Open Open --------------------------------------------------------------------------- CPU TYPE CONFIGURATION (CON'T) --------------------------------------------------------------------------- Type RN1 RN2 --------------------------------------------------------------------------- CXM6 1x Open Open CXM6 2x Open Open AM486SX(WT) Open 1&2,3&4,5&6,7&8 AM486SX(WB) Open 1&2,3&4,5&6,7&8 SL80486 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 80486SX Open Open AM486DX(WT) 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 AM486DX(WB) 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 CXM7 1x 1&2,3&4,5&6,7&8 Open CXM7 2x 1&2,3&4,5&6,7&8 Open 80486DX 1&2,3&4,5&6,7&8 Open 80486DX2 1&2,3&4,5&6,7&8 Open P24C 2x 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 P24C 3x 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 P24D(WT) 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 P24D (WB) 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 P24T 2x (WT) 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 P24T 2x (WB) 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 P24T 3x (WT) 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 F24T 3x (WB) 1&2,3&4,5&6,7&8 1&2,3&4,5&6,7&8 --------------------------------------------------------------------------- CPU SPEED CONFIGURATION --------------------------------------------------------------------------- Speed JP25 JP26 JP27 --------------------------------------------------------------------------- 25MHz Closed Open Closed 33MHZ Open Open Closed 40MHz Closed Closed Open 50iMHz Closed Open Closed 50MHz Open Closed Open 66iMHz Open Open Closed --------------------------------------------------------------------------- CPU VOLTAGE CONFIGURATION --------------------------------------------------------------------------- voltage CN6 --------------------------------------------------------------------------- 3.3v Open 5v 1 & 2, 3 & 4, 5 & 6 closed --------------------------------------------------------------------------- VESA WAIT STATE CONFIGURATION --------------------------------------------------------------------------- Wait states JP20 --------------------------------------------------------------------------- 0 wait states pins 1 & 2 closed 1 wait state pins 2 & 3 closed --------------------------------------------------------------------------- BUS SPEED CONFIGURATION --------------------------------------------------------------------------- CPU speed JP21 --------------------------------------------------------------------------- <= 33MHz pins 1 & 2 closed > 33MHz pins 2 & 3 closed =====================END OF DATA ON VEGA VS486G-3VL========================