ASUS COMPUTER INTERNATIONAL 80486DX-3350 Processor 80486SX/80487SX/80486DX Processor Speed 33/50MHz Chip Set Symphony Max. Onboard DRAM 64MB Cache 64/128/256KB BIOS AMI/Award Dimensions 330mm x 218mm I/O Options None NPU Options 4167 [Image] CONNECTIONS Purpose Location Purpose Location External battery J1 Reset switch J4 Turbo LED J2 Speaker J5 Turbo switch J3 Power LED & keylock J6 USER CONFIGURABLE SETTINGS Function Jumper Position » Cache read wait states select J9 Open 2-1-1-1 (33MHz CPU) Cache read wait states select J9 pins 1 & 2 3-2-2-2 (50MHz CPU) closed » Cache write wait states select 0 J9 pins 3 & 4 (33MHz CPU) closed Cache write wait states select 1 J9 Open (50MHz CPU) » Monitor type select color J10 Closed Monitor type select monochrome J10 Open DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (4) 256K x 9 NONE NONE NONE 2MB (4) 256K x 9 (4) 256K x 9 NONE NONE 3MB (4) 256K x 9 (4) 256K x 9 (4) 256K x 9 NONE 4MB (4) 256K x 9 (4) 256K x 9 (4) 256K x 9 (4) 256K x 9 4MB (4) 1M x 9 NONE NONE NONE 5MB (4) 1M x 9 (4) 256K x 9 NONE NONE 6MB (4) 1M x 9 (4) 256K x 9 (4) 256K x 9 NONE 7MB (4) 1M x 9 (4) 256K x 9 (4) 256K x 9 (4) 256K x 9 8MB (4) 1M x 9 (4) 1M x 9 NONE NONE 9MB (4) 1M x 9 (4) 1M x 9 (4) 256K x 9 NONE 10MB (4) 1M x 9 (4) 1M x 9 (4) 256K x 9 (4) 256K x 9 12MB (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 NONE 13MB (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 (4) 256K x 9 16MB (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 16MB (4) 4M x 9 NONE NONE NONE 17MB (4) 4M x 9 (4) 256K x 9 NONE NONE 18MB (4) 4M x 9 (4) 256K x 9 (4) 256K x 9 NONE 19MB (4) 4M x 9 (4) 256K x 9 (4) 256K x 9 (4) 256K x 9 20MB (4) 4M x 9 (4) 1M x 9 NONE NONE 21MB (4) 4M x 9 (4) 1M x 9 (4) 256K x 9 NONE 22MB (4) 4M x 9 (4) 1M x 9 (4) 256K x 9 (4) 256K x 9 24MB (4) 4M x 9 (4) 1M x 9 (4) 1M x 9 NONE 25MB (4) 4M x 9 (4) 1M x 9 (4) 1M x 9 (4) 256K x 9 28MB (4) 4M x 9 (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 32MB (4) 4M x 9 (4) 4M x 9 NONE NONE 33MB (4) 4M x 9 (4) 4M x 9 (4) 256K x 9 NONE 34MB (4) 4M x 9 (4) 4M x 9 (4) 256K x 9 (4) 256K x 9 36MB (4) 4M x 9 (4) 4M x 9 (4) 1M x 9 NONE 37MB (4) 4M x 9 (4) 4M x 9 (4) 1M x 9 (4) 256K x 9 40MB (4) 4M x 9 (4) 4M x 9 (4) 1M x 9 (4) 1M x 9 48MB (4) 4M x 9 (4) 4M x 9 (4) 4M x 9 NONE 49MB (4) 4M x 9 (4) 4M x 9 (4) 4M x 9 (4) 256K x 9 52MB (4) 4M x 9 (4) 4M x 9 (4) 4M x 9 (4) 1M x 9 64MB (4) 4M x 9 (4) 4M x 9 (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) 8K x 8 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8 CACHE JUMPER CONFIGURATION Size JS1 JS2 JS3 JS4 JS5 JS6 JS7 64KB 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 128KB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 1 & 2 256KB 1 & 2 1 & 2 1 & 2 2 & 3 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION Type J8 80486SX pins 1 & 2 closed 80487SX pins 2 & 3 closed 80486DX pins 2 & 3 closed CPU SPEED CONFIGURATION Speed J7 J9 33MHz pins 1 & 2 closed Open 50MHz pins 2 & 3 closed pins 5 & 6 closed