MINTA TECHNOLOGIES, CO. 80486DX/SX - SC Rev. E Processor 80486SX/80486DX/80486DX2 Processor Speed 20/25/33/50(internal)/50/66(internal)MHz Chip Set Symphony Max. Onboard DRAM 32MB Cache 64/128/256/1024KB BIOS AMI Dimensions 330mm x 218mm I/O Options None NPU Options 4167 [Image] CONNECTIONS Purpose Location Purpose Location Speaker JP1 Turbo switch JP10 Reset switch JP2 Turbo LED JP11 Power LED & keylock JP5 USER CONFIGURABLE SETTINGS Function Jumper Position » Monitor type select monochrome JP6 Open Monitor type select color JP6 Closed DRAM CONFIGURATION Size Bank 0 Bank 1 1MB (4) 256K x 9 NONE 2MB (4) 256K x 9 (4) 256K x 9 4MB (4) 1M x 9 NONE 5MB (4) 256K x 9 (4) 1M x 9 5MB (4) 1M x 9 (4) 256K x 9 8MB (4) 1M x 9 (4) 1M x 9 16MB (4) 4M x 9 NONE 17MB (4) 256K x 9 (4) 4M x 9 17MB (4) 4M x 9 (4) 256K x 9 20MB (4) 1M x 9 (4) 4M x 9 20MB (4) 4M x 9 (4) 1M x 9 32MB (4) 4M x 9 (4) 4M x 9 CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 64KB (4) 8K x 8 (4) 8K x 8 (1) 8K x 8 128KB (4) 32K x 8 NONE (1) 32K x 8 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8 1024KB (4) 128K x 8 (4) 128K x 8 (1) 128K x 8 CACHE JUMPER CONFIGURATION Size JP22 JP23 JP24 JP25 JP26 JP28 JP34 64KB 1 & 2 1 & 2 1 & 2 1 & 2 Open Closed 1 & 2 128KB 2 & 3 1 & 2 1 & 2 1 & 2 Closed Open Open 256KB 2 & 3 2 & 3 1 & 2 1 & 2 Open Closed 2 & 3 1024KB 2 & 3 2 & 3 2 & 3 2 & 3 Open Closed 2 & 3 Note:Pins designated should be in the closed position. CACHE JUMPER CONFIGURATION (CON’T) Size JP35 JP36 JP37 JP38 JP39 JP40 JP41 JP42 64KB 2 & 2 & 2 & Open 2 & 2 & Open 2 & 3 3 3 3 3 3 128KB 1 & 1 & 1 & Closed Open 1 & Closed 2 & 3 2 2 2 2 256KB 2 & 2 & 2 & Open 2 & 2 & Open 2 & 3 3 3 3 3 3 1024KB 2 & 2 & 2 & Open 2 & 2 & Open 2 & 3 3 3 3 3 3 Note:Pins designated should be in the closed position. CPU TYPE CONFIGURATION Type JP12 JP13 JP14 80486SX Open pins 2 & 3 Open closed 80486DX Closed pins 1 & 2 Closed closed CPU SPEED CONFIGURATION Speed JP3 JP27 iOSC/2 pins 2 & 3 closed Open iOSC/1 pins 1 & 2 closed Closed