MODULAR CIRCUIT TECHNOLOGY MCT 486 ISA Processor 80486SX/80486DX/80486DX2 Processor Speed 33/50/66(internal)MHz Chip Set VIA Max. Onboard DRAM 128MB Cache 64/128/256KB BIOS AMI Dimensions 330mm x 218mm I/O Options None NPU Options 4167 [Image] CONNECTIONS Purpose Location Purpose Location Turbo LED J7 Speaker J10 Turbo switch J8 Power LED & keylock J11 Reset switch J9 USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not alter J2 Open » Monitor type select J3 Open monochrome/color Monitor type select color only J3 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 17MB (4) 256K x 9 (4) 4M x 9 20MB (4) 1M x 9 (4) 4M x 9 32MB (4) 4M x 9 (4) 4M x 9 64MB (4) 16M x 9 NONE 65MB (4) 256K x 9 (4) 16M x 9 68MB (4) 1M x 9 (4) 16M x 9 80MB (4) 4M x 9 (4) 16M x 9 128MB (4) 16M x 9 (4) 16M x 9 CACHE CONFIGURATION Size Bank 0 Bank 1 TAG (M1) TAG (M2) 64KB (4) 8K x 8 (4) 8K x 8 (1) 32K x 8 NONE 128KB (4) 32K x 8 NONE (1) 32K x 8 NONE 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8 (1) 32K x 8 CACHE JUMPER CONFIGURATION Size JS1 JS2 64KB pins 1 & 2 closed pins 1 & 2 closed 128KB pins 1 & 2 closed pins 2 & 3 closed 256KB pins 2 & 3 closed pins 2 & 3 closed CPU TYPE CONFIGURATION Type JC1 JC2 JC3 JC4 4167 pins 1 & 2 pins 1 & 2 pins 2 & 3 pins 2 & 3 closed closed closed closed 80486SX pins 2 & 3 pins 2 & 3 pins 2 & 3 Open closed closed closed 80486DX pins 1 & 2 pins 1 & 2 pins 1 & 2 pins 1 & 2 closed closed closed closed 80486DX2 pins 1 & 2 pins 1 & 2 pins 1 & 2 pins 1 & 2 closed closed closed closed CPU CLOCK SPEED CONFIGURATION Speed JK1 JK2 1x pins 2 & 3 closed pins 2 & 3 closed 2x pins 1 & 2 closed pins 1 & 2 closed