OCEAN INFORMATION SYSTEMS, INC. HIPPO DCA 1 486 REV. 1.0 Processor 80486SX/80487SX/80486DX/80486DX2/80486DX4 Processor 25/33/50(internal)/66(internal)/75(internal)/100(internal)MHz Speed Chip Set Unidentified Max. Onboard 64MB DRAM Cache None BIOS Unidentified Dimensions 330mm x 218mm I/O Options 32-bit VESA local bus slots (3) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Turbo switch P1 Turbo LED P5 Speaker P2 External battery P8 Reset switch P3 Chassis fan power P9 Power LED & keylock P4 32-bit VESA local bus SL1 - SL3 slots USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not alter JP1 pins 1 & 2 closed » Factory configured - do not alter JP2 N/A » Factory configured - do not alter JP3 Open » Monitor type select monochrome JP7 pins 2 & 3 closed Monitor type select CGA/EGA/VGA JP7 pins 1 & 2 closed » CMOS memory normal operation JP10 pins 1 & 2 closed CMOS memory clear JP10 pins 2 & 3 closed » Factory configured - do not alter JP11 N/A » Factory configured - do not alter JP12 N/A » Factory configured - do not alter JP13 pins 2 & 3 closed » Factory configured - do not alter JP14 pins 2 & 3 closed » Factory configured - do not alter JP15 pins 2 & 3 closed » Factory configured - do not alter JP16 pins 1 & 2 closed DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 4MB (1) 1M x 36 NONE NONE NONE 8MB (1) 1M x 36 (1) 1M x 36 NONE NONE 8MB (1) 2M x 36 NONE NONE NONE 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 NONE 12MB (1) 1M x 36 (1) 2M x 36 NONE NONE 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 16MB (1) 2M x 36 (1) 2M x 36 NONE NONE 16MB (1) 4M x 36 NONE NONE NONE 20MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 2M x 36 20MB (1) 1M x 36 (1) 2M x 36 (1) 2M x 36 NONE 20MB (1) 1M x 36 (1) 4M x 36 NONE NONE 24MB (1) 1M x 36 (1) 1M x 36 (1) 2M x 36 (1) 2M x 36 24MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 NONE 24MB (1) 2M x 36 (1) 4M x 36 NONE NONE 28MB (1) 1M x 36 (1) 2M x 36 (1) 4M x 36 NONE 28MB (1) 1M x 36 (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 32MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 32MB (1) 4M x 36 (1) 4M x 36 NONE NONE 40MB (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 NONE 48MB (1) 2M x 36 (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 56MB (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 CPU TYPE CONFIGURATION Type JP6 JP8 JP9 80486SX pins 2 & 3 Open pins 1 & 2 closed closed 80487SX pins 1 & 2 pins 1 & 2 pins 2 & 3 closed closed closed 80486DX pins 1 & 2 pins 2 & 3 pins 2 & 3 closed closed closed 80486DX2 pins 1 & 2 pins 2 & 3 pins 2 & 3 closed closed closed 80486DX4 pins 1 & 2 pins 2 & 3 pins 2 & 3 closed closed closed CPU SPEED CONFIGURATION Speed JP4 JP5 25MHz pins 2 & 3 closed pins 2 & 3 closed 33MHz pins 1 & 2 closed pins 1 & 2 closed 50iMHz pins 2 & 3 closed pins 2 & 3 closed 66iMHz pins 1 & 2 closed pins 1 & 2 closed 75iMHz pins 2 & 3 closed pins 2 & 3 closed 100iMHz pins 1 & 2 closed pins 1 & 2 closed CPU SPEED CONFIGURATION (80486DX4 ONLY) Speed JP17 2x pins 3 & 4 closed 2.5x pins 5 & 6 closed 3x pins 1 & 2 closed