LION COMPUTERS, INC. LOCAL ISA 486 USA REV.1 Processor 80486SX/80487SX/80486DX/ODP486SX/80486DX2/ODP586SX Processor Speed 20/25/33/40(Internal)/50(Internal)/50/66(Internal)MHz Chip Set C & T Max. onboard DRAM32MB Cache 64/128/256KB BIOS AMI Dimensions 220mm x 218mm I/O Options 32-bit VESA local bus slots (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Turbo LED JP10 External battery JP17 Speaker JP11 Turbo switch JP32 Power LED & keylock JP13 32-bit VESA local bus S1 slot Reset switch JP15 32-bit VESA local bus S2 slot USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not alter JP1 Closed » Factory configured - do not alter JP9 pins 2 & 3 closed » Monitor type select color JP12 Closed Monitor type select monochrome JP12 Open » CMOS memory normal operation JP16 pins 1 & 2 closed CMOS memory clear JP16 pins 2 & 3 closed » Factory configured - do not alter JP29 pins 2 & 3 closed » Factory configured - do not alter JP36 pins 1 & 2 closed » VESA video card chipset type JP37 pins 1 & 2 select S3 or Western Digital closed VESA video card chipset type JP37 pins 2 & 3 select other closed » Factory configured - do not alter JP38 pins 1 & 2 closed » Factory configured - do not alter JP100 Open » Factory configured - do not alter JP101 Open » Factory configured - do not alter JP102 pins 2 & 3 closed Note: JP37 is present only on the Rev.1 system boards. 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 Bank 1 TAG 64KB (4) 8K x 8 (4) 8K x 8 (1) 8K x 8 128KB (4) 32K x 8 NONE (1) 8K x 8 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8 CACHE JUMPER CONFIGURATION Size JP6 JP7 JP8 64KB pins 2 & 3 pins 2 & 3 pins 2 & 4 closed closed closed 128KB pins 2 & 3 pins 1 & 2 pins 2 & 3 closed closed closed 256KB pins 1 & 2 pins 1 & 2 pins 1 & 2 closed closed closed VESA WAIT STATE (ID2) CONFIGURATION Wait states CPU speed ID2 0 wait states £ 33MHz Closed 1 wait state > 33MHz Open VESA BUS SPEED (ID3) CONFIGURATION CPU speed ID3 £ 33MHz Open > 33MHz Closed CPU SPEED CONFIGURATION Speed JP30 20MHz pins 2 & 3 closed 25MHz pins 2 & 3 closed 33MHz pins 1 & 2 closed 40i MHz pins 2 & 3 closed 50i MHz pins 2 & 3 closed 50MHz pins 1 & 2 closed 66i MHz pins 1 & 2 closed CPU TYPE CONFIGURATION Type JP2 JP3 JP4 JP5 80486SX pins 1 & 2 Open Open Open closed 80487SX pins 2 & 3 Closed pins 1 & 2 Closed closed closed 80486DX pins 2 & 3 Closed pins 2 & 3 Open closed closed ODP486SX pins 2 & 3 Closed pins 1 & 2 Closed closed closed 80486DX2 pins 2 & 3 Closed pins 2 & 3 Open closed closed ODP586SX pins 2 & 3 Closed pins 1 & 2 Closed closed closed