UNIDENTIFIED 80386SX Processor 80386SX Processor Speed 16MHz Chip Set Intel Max. Onboard DRAM 8MB Cache None BIOS Phoenix Dimensions 333mm x 220mm I/O Options None NPU Options 80387SX [Image] CONNECTIONS Purpose Location Purpose Location External battery JP2 Turbo LED JP8 Power LED & keylock JP6 Turbo switch JP9 Speaker JP7 Reset switch JP10 USER CONFIGURABLE SETTINGS Function Jumper Position » Monitor type select monochrome JP1 pins 2 & 3 closed Monitor type select color JP1 pins 1 & 2 closed » Battery select internal JP3 pins 1 & 2 closed Battery select external JP3 pins 2 & 3 closed » BIOS type select 27256 JP11 pins 2 & 3 closed BIOS type select 27512 JP11 pins 1 & 2 closed DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 512KB (2) 256K x 9 NONE NONE NONE 1MB (2) 256K x 9 (2) 256K x 9 NONE NONE 2MB (2) 256K x 9 (2) 256K x 9 (2) 256K x 9 (2) 256K x 9 2MB (2) 1M x 9 NONE NONE NONE 4MB (2) 1M x 9 (2) 1M x 9 NONE NONE 8MB (2) 1M x 9 (2) 1M x 9 (2) 1M x 9 (2) 1M x 9 DRAM JUMPER CONFIGURATION Speed JP4 JP5 100ns fast page chips (1 Closed Open page max.) 100ns fast page chips (4 Closed Closed pages max.) 100ns all chips Open Closed 100ns all chips Open Open