UNIDENTIFIED PROTECH 386 SX Processor 80386SX Processor Speed 16MHz Chip Set Intel Video Chip Set None Maximum Onboard Memory 8MB Maximum Video Memory None Cache None BIOS AMI Dimensions 330mm x 218mm I/O Options None NPU Options 80387SX [Image] CONNECTIONS Purpose Location Purpose Location External battery J13 Turbo LED J17 Reset switch J15 Speaker J18 Turbo switch J16 Power LED & keylock J19 USER CONFIGURABLE SETTINGS Function Label Position Monitor type select color JP3 Closed Monitor type select monochrome JP3 Open 80287 clock input select CLK/3 JP10 Closed 80287 clock input select CLK = JP10 Open CLK BIOS type select 27256 JP11 Pins 1 & 2 closed BIOS type select 27512 JP11 Pins 2 & 3 closed Turbo enabled when keyboard BIOS JP20 Pins 1 & 2 is set at pin 30 closed Turbo enabled when keyboard BIOS JP20 Pins 2 & 3 is set at pin 24 closed DRAM CONFIGURATION Size Bank 0 Bank 0A Bank 1 Bank 1A Bank 2 Bank 3 512KB (16) None None None None None (A) 41256 512KB None (4) None None None None (B) 44256 512KB None None None None (2) None (C) 256K x 9 1MB None (4) None (4) None None (A) 44256 44256 1MB (16) None (16) None None None (B) 41256 41256 1MB None None None None (2) (2) 256K (C) 256K x x 9 9 1.5MB (16) None None None (2) None 41256 256K x 9 2MB (16) None None None None None (A) 411000 2MB (16) None (16) None (2) (2) 256K (B) 41256 41256 256K x x 9 9 2MB None None None None (2) 1M None (C) x 9 3MB (16) None (16) None (2) 1M None 41256 41256 x 9 4MB (16) None (16) None None None (A) 411000 411000 4MB None None None None (2) 1M (2) 1M x (B) x 9 9 5MB (16) None (16) None (2) 1M (2) 1M x 41256 41256 x 9 9 6MB (16) None (16) None (2) 1M None 411000 411000 x 9 8MB (16) None (16) None (2) 1M (2) 1M x 411000 411000 x 9 9 DRAM PARITY CONFIGURATION Size P 0 P 1 512KB (A) (2) 41256 None 512KB (B) (2) 41256 None 512KB (C) None None 1MB (A) (2) 41256 (2) 41256 1MB (B) (2) 41256 (2) 41256 1MB (C) None None 1.5MB (2) 41256 None 2MB (A) (2) 411000 None 2MB (B) (2) 41256 (2) 41256 2MB (C) None None 3MB (2) 41256 (2) 41256 4MB (A) (2) 411000 (2) 411000 4MB (B) None None 5MB (2) 41256 (2) 41256 6MB (2) 411000 (2) 411000 8MB (2) 411000 (2) 411000 DRAM JUMPER CONFIGURATION Size JP14 JP15 JP16 JP17 JP18 JP19 512KB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 (A) 512KB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 (B) 512KB 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 (C) 1MB (A) 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 1MB (B) 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 1MB (C) 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 1.5MB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2MB (A) 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2MB (B) 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2MB (C) 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 3MB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 4MB (A) 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 4MB (B) 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 5MB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 6MB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 8MB 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. KEYBOARD BIOS SELECTION Type JP1 JP2 CLK input = CLKP 9/4 Pins 1 & 2 closed Pins 1 & 2 closed CLK input = PCLK Pins 2 & 3 closed Pins 2 & 3 closed