DTK COMPUTER, INC. KEEN-4031 Processor 80386DX Processor Speed 40MHz Chip Set DTK Max. Onboard DRAM 16MB (8MB on external memory card) Cache 64KB BIOS AMI/DTK Dimensions 330mm x 218mm I/O Options 32-bit external memory card NPU Options 80387DX/3167 [Image] CONNECTIONS Purpose Location Purpose Location Reset switch J1 Speaker J4 Turbo LED J2 Power LED & keylock J5 Turbo switch J3 32-bit system memory SL1 card USER CONFIGURABLE SETTINGS Function Jumper/Switch Position Turbo switch select normal J3 pins 1 & 2 speed (no cache support) closed Turbo switch select turbo J3 Open speed (cache support) Turbo switch select through J3 pins 2 & 3 keyboard by pressing CTRL, closed ALT, - » NPU disabled J11 Closed NPU enabled J11 Open Monitor type select SW1/4 Off monochrome Monitor type select color SW1/4 On 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) 1M x 9 (4) 256K x 9 8MB (4) 1M x 9 (4) 1M x 9 DRAM SWITCH CONFIGURATION Size SW1/1 SW1/2 SW1/3 1MB On On On 2MB On On On 4MB On Off On 5MB Off Off On 8MB On On Off CACHE CONFIGURATION Note: 64KB cache is factory installed and is not configurable. The location is unidentified.