JOINDATA SYSTEMS, INC. G486EVL Processor 80486SX/80487SX/80486DX/ODP486SX/80486DX2 Processor Speed 16/20/25/33/50(internal)/50/66(internal)MHz Chip Set EFAR Max. Onboard DRAM 32MB Cache 64/256KB BIOS AMI Dimensions 330mm x 218mm I/O Options 32-bit VESA local bus slots (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location 32-bit VESA local J1 & J2 Power LED & keylock J13 bus slots Turbo LED J10 Reset switch J14 Turbo switch J11 External battery JP2 Speaker J12 USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal operation JP1 pins 2 & 3 closed CMOS memory clear JP1 pins 1 & 2 closed » CPU speed select 20/25/33MHz JP33 pins 2 & 3 closed CPU speed select 50MHz JP33 pins 1 & 2 closed » VESA bus select 0 wait states JP34 pins 1 & 2 closed VESA bus select 1 wait state JP34 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) 256K x 9 (4) 1M x 9 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) 8K x 8 256KB (8) 32K x 8 (1) 32K x 8 CACHE JUMPER CONFIGURATION Size JP13 JP14 JP15 64KB Open Open Open 256KB Closed Closed Closed CPU TYPE CONFIGURATION Type OSC1 JP9 JP12 JP17 JP18 80486SX-20 20MHz 2 & 3 Open 2 & 3 Open 80486SX-20 40MHz 1 & 2 Open 2 & 3 Open 80486SX-25 25MHz 2 & 3 Open 2 & 3 Open 80486SX-25 50MHz 1 & 2 Open 2 & 3 Open 80486DX-25 50MHz 1 & 2 2 & 3 1 & 2 Closed 80486DX-25 25MHz 2 & 3 2 & 3 1 & 2 Closed 80487SX-25 50MHz 1 & 2 1 & 2 1 & 2 Closed 80487SX-25 25MHz 2 & 3 1 & 2 1 & 2 Closed 80486DX-33 66MHz 1 & 2 2 & 3 1 & 2 Closed 80486DX-33 33MHz 2 & 3 2 & 3 1 & 2 Closed 80486DX2-50 25MHz 2 & 3 2 & 3 1 & 2 Closed 80486DX2-66 33MHz 2 & 3 2 & 3 1 & 2 Closed Note:Pins designated should be in the closed position.