DEICO ELECTRONICS, INC. PREDATOR-S Processor 80386DX/80486SX/80487SX/ODP486SX/80486DX/80486DX2 Processor Speed 20/25/33/40/50(internal)/50/66(internal) MHz Chip Set Symphony Max. Onboard DRAM 32MB Cache 64/128/256KB BIOS AMI Dimensions 330mm x 218mm I/O Options PS/2 mouse port NPU Options 80387DX [Image] CONNECTIONS Purpose Location Purpose Location PS/2 mouse port J2 Power LED & keylock J22 header Reset switch J20 Speaker J23 Turbo switch J21/3 & 4 CPU speed indicator J24 power (+5VDC) Turbo LED J21/1 & 2 USER CONFIGURABLE SETTINGS Function Jumper Position » PS/2 mouse port enabled (IRQ12) JP1 pins 1 & 2 closed PS/2 mouse port disabled JP1 pins 2 & 3 closed » Monitor type select color JP2 pins 1 & 2 closed Monitor type select monochrome JP2 pins 2 & 3 closed » CMOS memory normal operation JP3 pins 1 & 2 closed CMOS memory clear JP3 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) 1M x 9 (4) 256K x 9 8MB (4) 1M x 9 (4) 1M x 9 16MB (4) 4M x 9 NONE 17MB (4) 4M x 9 (4) 256K x 9 20MB (4) 4M x 9 (4) 1M x 9 32MB (4) 4M x 9 (4) 4M x 9 CACHE JUMPER CONFIGURATION Size CPU JP5, JP6, JP9, JP13, JP14, JP11 & JP12 JP8 JP15, JP16 64KB 80386DX pins 1 & 2 pins 1 & 2 closed pins 2 & 3 64KB any 80486 pins 1 & 2 pins 1 & 2 closed pins 1 & 2 128KB 80386DX pins 2 & 3 pins 2 & 3 closed pins 1 & 2 128KB any 80486 pins 2 & 3 pins 2 & 3 closed pins 1 & 2 256KB 80386DX pins 3 & 4 pins 1 & 2 closed pins 2 & 3 256KB any 80486 pins 3 & 4 pins 1 & 2 closed pins 1 & 2 Note:Pins designated should be in the closed position. SRAM CONFIGURATION Size Cache Location TAG 64KB (8) 8K x 8 Banks 0 & 1 (1) 8K x 8 128KB (4) 32K x 8 Bank 0 (1) 32K x 8 256KB (8) 32K x 8 Banks 0 & 1 (1) 32K x 8 CPU SPEED CONFIGURATION CPU type Speed JP4 JP7 JP10 80386DX 25MHz pins 7 & 8 pins 1 & 2 pins 3 & 4 closed closed closed 80386DX 33MHz pins 7 & 8 pins 1 & 2 pins 5 & 6 closed closed closed 80386DX 40MHz pins 7 & 8 pins 1 & 2 pins 7 & 8 closed closed closed 80486SX 20MHz pins 5 & 6 pins 1 & 2 pins 1 & 2 closed closed closed 80486SX 25MHz pins 5 & 6 pins 1 & 2 pins 3 & 4 closed closed closed 80487SX 20MHz pins 3 & 4 pins 1 & 2 pins 1 & 2 closed closed closed 80487SX 25MHz pins 3 & 4 pins 1 & 2 pins 3 & 4 closed closed closed ODP486SX 25/50i MHz pins 3 & 4 pins 1 & 2 pins 3 & 4 closed closed closed ODP486SX 33/66i MHz pins 3 & 4 pins 1 & 2 pins 5 & 6 closed closed closed 80486DX/DX2 25/50i MHz pins 1 & 2 pins 1 & 2 pins 3 & 4 closed closed closed 80486DX/DX2 33/66i MHz pins 1 & 2 pins 1 & 2 pins 5 & 6 closed closed closed 80486DX 50MHz pins 1 & 2 pins 2 & 3 pins 9 & 10 closed closed closed