FORCOM TECHNOLOGY CORPORATION B637/B638/B639 Processor 80386SX Processor Speed 16/20/25MHz Chip Set Headland Max. Onboard DRAM 8MB Cache None BIOS AMI/Quadtel Dimensions 246.6mm x 216.8mm I/O Options None NPU Options 80387SX [Image] CONNECTIONS Purpose Location Purpose Location Turbo LED P1 Reset switch P5 Speaker P2 External battery P6 Power LED & Keylock P3 Turbo switch W2 USER CONFIGURABLE SETTINGS Function Jumper Position » Monitor type select monochrome JP103 Open Monitor type select color JP103 Closed » Power good signal detect from P7 pins 1 & 2 board closed Power good signal detect from P7 pins 2 & 3 power supply 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 1.5MB (2) 256K x 9 (2) 256K x 9 (2) 256K x 9 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 3MB (2) 256K x 9 (2) 256K x 9 (2) 1M x 9 NONE 4MB (2) 1M x 9 (2) 1M x 9 NONE NONE 4.5MB (2) 1M x 9 (2) 1M x 9 (2) 256K x 9 NONE 5MB (2) 1M x 9 (2) 1M x 9 (2) 256K x 9 (2) 256K x 9 6MB (2) 1M x 9 (2) 1M x 9 (2) 1M x 9 NONE 8MB (2) 1M x 9 (2) 1M x 9 (2) 1M x 9 (2) 1M x 9