CORE PACIFIC ELECTRONICS, INC. 80486-33 Processor 80486SX/80486DX Processor Speed 20/33/50MHz Chip Set OPTI Max. Onboard DRAM 32MB Cache 64/256KB BIOS AMI Dimensions 330mm x 218mm I/O Options None NPU Options 4167 [Image] CONNECTIONS Purpose Location Purpose Location External battery J11 Turbo LED JP11 Power LED & keylock J20 Reset switch SW1 Speaker J21 Turbo switch SW2 USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal operation JP1 pins 2 & 3 closed CMOS memory clear JP1 pins 1 & 2 closed » Monitor type select color JP2 Closed Monitor type select monochrome JP2 Open » Bus clock speed select ATCLK/4 JP6 Closed Bus clock speed select ATCLK/6 JP6 Open » CPU speed select double frequency JP7 pins 2 & 3 clock closed CPU speed select single phase JP7 pins 1 & 2 clock closed DRAM CONFIGURATION Size Bank 0 Bank 1 4MB (4) 1M x 9 NONE 8MB (4) 1M x 9 (4) 1M x 9 16MB (4) 4M x 9 NONE 20MB (4) 1M x 9 (4) 4M x 9 32MB (4) 4M x 9 (4) 4M x 9 CACHE CONFIGURATION Size Bank 0 TAG 64KB (8) 8K x 8 (1) 4K x 8 256KB (8) 32K x 8 (1) 16K x 8 CACHE JUMPER CONFIGURATION Size JP8 JP9 JP10 JP12 64KB Open Open Open Open 256KB Open Closed Closed Closed CPU TYPE CONFIGURATION Type JP3 JP4 JP5 80486SX Open Open pins 2 & 3 closed 80486DX pins 2 & 3 Closed pins 1 & 2 closed closed