ELITEGROUP COMPUTER SYSTEMS, INC. UM 486 II/486SX II Processor 80486SX/80487SX/80486DX Processor Speed 16/20/25/33/50MHz Chip Set UMC Max. Onboard DRAM 32MB Cache 64/128/256KB BIOS AMI 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 » Monitor type select color JP21 pins 2 & 3 closed Monitor type select monochrome JP21 pins 1 & 2 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 8MB (4) 1M x 9 (4) 1M x 9 16MB (4) 4M x 9 NONE 20MB (4) 1M x 9 (4) 4M 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) 8K x 8 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8 CACHE JUMPER CONFIGURATION Size JP6 JP7 JP8 JP9 JP10 JP11 JP16 JP17 64KB Open Open Open Open 1 & 1 & Open 1 & 2 2 2 128KB Closed Open Closed Open 2 & 1 & 1 & 2 & 3 2 2 3 256KB Closed Closed Closed Closed 2 & 2 & 2 & 1 & 3 3 3 2 Note:Pins designated should be in the closed position. CPU TYPE CONFIGURATION Type JP2 JP3 JP5 JP20 80486SX Open pins 2 & 3 pins 1 & 2 Open closed closed 80487SX Closed pins 1 & 2 pins 2 & 3 Closed closed closed 80486DX Closed pins 1 & 2 pins 1 & 2 Open closed closed