UNIDENTIFIED HT 12 286 Processor 80286 Processor Speed 12/16MHz Chip Set Headland Max. Onboard DRAM 4MB Cache None BIOS AMI Dimensions 220mm x 220mm I/O Options None NPU Options 80287 [Image] CONNECTIONS Purpose Location Purpose Location Turbo switch JP2 Speaker JP5 Turbo LED JP3 Power LED & keylock JP6 Reset switch JP4 External battery JP10 USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not alter JP1 N/A » BIOS type select 27512 JP7 pins 1 & 2 closed BIOS type select 27256 JP7 pins 2 & 3 closed » NPU mode select synchronous with JP8 pins 2 & 3 CPU closed NPU mode select synchronous with JP8 pins 1 & 2 oscillator installed at Y1 closed » NPU speed select source/1 JP9 pins 1 & 2 closed NPU speed select source/3 JP9 pins 2 & 3 closed » CPU speed select 16MHz JP11 pins 2 & 3 closed CPU speed select 12MHz JP11 pins 1 & 2 closed » Monitor type select color JP12 Closed Monitor type select monochrome JP12 Open DRAM CONFIGURATION Size Bank 0 P-0 Bank 1 P-1 Bank 2 Bank 3 512KB (4) (2) NONE NONE NONE NONE 44256 41256 640KB (4) (2) (4) 4464 (2) NONE NONE 44256 41256 41256 1MB (4) (2) (4) (2) NONE NONE 44256 41256 44256 41256 2MB NONE NONE NONE NONE (2) 1M NONE x 9 4MB NONE NONE NONE NONE (2) 1M (2) 1M x 9 x 9