EISA TECH CORPORATION 386SX Processor 80386SX Processor Speed 16/20MHz Chip Set VLSI Max. Onboard DRAM 16MB Cache None BIOS AMI Dimensions 330mm x 218mm I/O Options None NPU Options 80387SX [Image] CONNECTIONS Purpose Location Purpose Location Reset switch J16 External battery J21 Turbo switch J19 Speaker J22 Turbo LED J20 Power LED & keylock J23 USER CONFIGURABLE SETTINGS Function Jumper Position » Battery select internal JP2 pins 1 & 2 closed Battery select external JP2 pins 2 & 3 closed » Pipeline mode enabled JP3 Closed Pipeline mode disabled JP3 Open » CMOS memory normal operation JP4 pins 1 & 2 closed CMOS memory clear JP4 pins 2 & 3 closed » CPU ready signal select from JP6 pins 1 & 2 82C320 closed CPU ready signal select from NPX JP6 pins 2 & 3 closed » Monitor type select monochrome JP7 Open Monitor type select color JP7 Closed » Maximum bus amperage select 24mA JP8 Closed Maximum bus amperage select 12mA JP8 Open DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 512KB (18) 41256 NONE NONE NONE 512KB NONE NONE (2) 256K x NONE 9 1MB (18) 41256 (18) 41256 NONE NONE 1MB NONE NONE (2) 256K x (2) 256K x 9 9 1.5MB (18) 41256 (18) 41256 (2) 256K x NONE 9 2MB (18) 41256 (18) 41256 (2) 256K x (2) 256K x 9 9 2MB (18) 411000 NONE NONE NONE 3MB (18) 41256 (18) 41256 (2) 1M x 9 NONE 4MB (18) 411000 (18) 411000 NONE NONE 4.5MB (18) 411000 (18) 411000 (2) 256K x NONE 9 5MB (18) 411000 (18) 411000 (2) 256K x (2) 256K x 9 9 5MB (18) 41256 (18) 41256 (2) 1M x 9 (2) 1M x 9 6MB (18) 411000 (18) 411000 (2) 1M x 9 NONE 8MB (18) 411000 (18) 411000 (2) 1M x 9 (2) 1M x 9 8MB (18) 414000 NONE NONE NONE 8MB NONE NONE (2) 4M x 9 NONE 9MB (18) 414000 (18) 41256 (2) 4M x 9 NONE 12MB (18) 411000 (18) 411000 (2) 4M x 9 NONE 16MB (18) 414000 (18) 414000 NONE NONE 16MB NONE NONE (2) 4M x 9 (2) 4M x 9 DRAM JUMPER CONFIGURATION Size JP5 512KB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 512KB pins 2 & 3, 5 & 6, 8 & 9, 11 & 12, 14 & 15, 17 & 18 closed 1MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 1MB pins 2 & 3, 5 & 6, 8 & 9, 11 & 12, 14 & 15, 17 & 18 closed 1.5MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 2MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 2MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 3MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 4MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 4.5MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 5MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 5MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 6MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 8MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 8MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 8MB pins 2 & 3, 5 & 6, 8 & 9, 11 & 12, 14 & 15, 17 & 18 closed 9MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 12MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 16MB pins 1 & 2, 4 & 5, 7 & 8, 10 & 11, 13 & 14, 16 & 17 closed 16MB pins 2 & 3, 5 & 6, 8 & 9, 11 & 12, 14 & 15, 17 & 18 closed Note:Each line in this table corresponds to same line in the above DRAM configuration table.