UNIDENTIFIED HINT-486WB Processor CXM6/80486SX/80487SX/80486DX/80486DX2 Processor Speed 25/33/40/50/66(internal)MHz Chip Set HINT Max. Onboard DRAM64MB Cache 64/128/256KB BIOS AMI Dimensions 230mm x 218mm I/O Options 32-bit VESA local bus slots (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Power LED & keylock J1 Reset switch J5 Speaker J2 External battery JP23 Turbo LED J3 32-bit VESA Local bus S1, S2 slots Turbo switch J4 USER CONFIGURABLE SETTINGS Function Jumper/Switch Position Enable 486 PQFP CPU JP1 Closed Disable 486 PQFP CPU JP1 Open CPU type jumper use CPURSTA JP8 pins 1 & 2 closed CPU type jumper use RESET JP8 pins 2 & 3 closed » Standard VESA card installed JP15 pins 1 & 2 closed Special VESA card for JP15 pins 2 & 3 486-50MHz installed closed » Monitor type select color JP22 Closed Monitor type select JP22 Open monochrome DRAM CONFIGURATION Size Bank 0 Bank 0 (72-pin) Bank 1 1MB (4) 256K x 9 NONE NONE 1MB NONE (1) 256K x 36 NONE 2MB (4) 256K x 9 NONE (1) 256K x 36 4MB (4) 1M x 9 NONE NONE 4MB NONE (1) 1M x 36 NONE 5MB (4) 256K x 9 NONE (1) 1M x 36 8MB (4) 1M x 9 NONE (1) 1M x 36 16MB (4) 4M x 9 NONE NONE 20MB (4) 4M x 9 NONE (1) 1M x 36 64MB (4) 16M x 9 NONE NONE Note:When installing DRAM on the motherboard, completely fill Bank 0 first, then fill Bank 1, otherwise the motherboard will not operate. CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 64KB (4) 8K x 8 (4) 8K x 8 (1) 8K x 8 128KB NONE (4) 32K x 8 (1) 8K x 8 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8/(1) 16K x 8 256KB (4) 64K x 8 NONE (1) 32K x 8/(1) 16K x 8 CACHE JUMPER CONFIGURATION Size JP4 JP5 JP6 JP12 JP13 JP20 64KB Open Open Open pins 1 pins 1 pins 1 & 2 & 2 & 2 128KB Open Closed Closed pins 2 pins 2 pins 1 & 3 & 3 & 2 256KB Closed Closed Closed pins 2 pins 2 pins 2 & 3 & 3 & 3 256KB Closed Closed Closed pins 2 pins 2 pins 1 & 3 & 3 & 2 CPU TYPE CONFIGURATION CPU Type JP2 JP3 JP7 CXMX6 pins 2 & 3 Open Open closed 80486SX pins 2 & 3 Open Open closed 80487SX pins 1 & 2 Closed pins 2 & 3 closed closed 80486DX pins 1 & 2 Closed pins 1 & 2 closed closed 80486DX2 pins 1 & 2 Closed pins 1 & 2 closed closed Pentium Overdrive pins 1 & 2 Closed pins 2 & 3 closed closed CPU SPEED CONFIGURATION CPU Speed JP14 JP16 JP17 JP18 80486DX-25 pins 1 & 2 pins 1 & 2 Closed Open closed closed 80486DX-33 pins 1 & 2 pins 1 & 2 Open Closed closed closed 80486DX-40 pins 1 & 2 pins 1 & 2 Open Open closed closed 80486DX-50 pins 2 & 3 pins 2 & 3 Closed Open closed closed EXTERNAL BATTERY TYPE CONFIGURATION Battery Type JP23 JP24 Internal battery w/Ni-Cad pins 2 & 3 closed pins 1 & 2 closed Internal battery pins 2 & 3 closed pins 2 & 3 closed w/Lithium Clear CMOS setup pins 3 & 4 closed pins 1 & 2 closed Note: JP24 must be returned to its original position (pins 2 & 3 closed) after CMOS clear.