FAIR FRIEND ENTERPRISE COMPANY, LTD. 386/486 4033XXTM Processor 80386DX/80486SX/80486DX Processor Speed 20/25/33MHz Chip Set OPTI Max. Onboard DRAM 32MB Cache None BIOS AMI Dimensions 220mm x 220mm I/O Options 32-bit local bus card slot NPU Options 80387/3167 [Image] CONNECTIONS Purpose Location Purpose Location External battery J1 Turbo switch JP12 Power LED & keylock J10 Reset switch JP15 Speaker J19 32-bit local bus card S1 Turbo LED JP9 USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal operation JP1 pins 1 & 2 closed CMOS memory clear JP1 pins 2 & 3 closed » Monitor type select color JP3 Closed Monitor type select monochrome JP3 Open » CPU cache card absent JP6 Closed CPU cache card present JP6 Open » Factory configured - do not alter JP23 pins 2 & 3 closed » Factory configured - do not alter JP24 pins 2 & 3 closed 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) 256K x 9 (4) 1M x 9 8MB (4) 1M x 9 (4) 1M x 9 16MB (4) 4M x 9 NONE 32MB (4) 4M x 9 (4) 4M x 9 CPU SPEED CONFIGURATION Speed JP7 JP8 JP10 16MHz pins 2 & 3 pins 2 & 3 pins 2 & 3 closed closed closed 20MHz pins 2 & 3 pins 2 & 3 pins 1 & 2 closed closed closed 25MHz pins 1 & 2 pins 2 & 3 pins 1 & 2 closed closed closed 33MHz pins 2 & 3 pins 1 & 2 pins 2 & 3 closed closed closed CPU TYPE CONFIGURATION Type JP2 JP5 JP13 JP14 JP25 80386 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2 80486 2 & 3 2 & 3 2 & 3 2 & 3 2 & 3 Note: Pins deesignated should be in the closed position. CPU TYPE CONFIGURATION (80486 ONLY) Type JP16 JP17 JP18 80486SX Open pins 2 & 3 Open closed 80487SX Closed pins 1 & 2 pins 2 & 3 closed closed 80486DX Closed pins 1 & 2 pins 1 & 2 closed closed