FREE COMPUTER TECHNOLOGY, INC. 80486L-ISA Processor 80486SX/80487SX/80486DX/ODP486SX/80486DX2 Processor Speed 20/25/33/50(internal)/50/66(internal)MHz Chip Set UNI Max. Onboard DRAM 128MB SRAM Cache 64/128/256KB BIOS AMI/Award Dimensions 254mm x 218mm I/O Options 32-bit local bus card slot NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location 32-bit local bus card CN1 Speaker H4 Turbo switch H1 Power LED & keylock H5 Turbo LED H2 External battery JP1 Reset switch H3 USER CONFIGURABLE SETTINGS Function Jumper Position » Monitor type select color JP12 open Monitor type select monochrome JP12 closed CPU TYPE CONFIGURATION U26 U51 J4 J5 J7 J8 80486DX2 80486DX pins 1 & pins 1 closed open 2 and 3 & & 2 4 80486DX 80486DX pins 1 & pins 1 closed open 2 and 3 & & 2 4 80487SX 80486DX pins 1 & pins 2 closed open 2 and 3 & & 3 4 80486SX 80486DX pins 2 & open closed open 3 NONE 80486DX pins 1 & pins 1 open closed 2 and 3 & & 2 4 Note:Pins designated should be in the closed position. U51 is a surface mounted CPU (PQFP) that may or may not have been installed at the factory. U26 is a socketed CPU (PGA) that has been installed at the factory, or can be installed by the user. 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 64MB (4) 16M x 9 NONE 80MB (4) 16M x 9 (4) 4M x 9 128MB (4) 16M x 9 (4) 16M x 9 SRAM JUMPER CONFIGURATION Size JP2 JP3 64KB open open 128KB pins 2 & 3 closed closed 256KB pins 1 & 2 closed closed SRAM CONFIGURATION Size Cache SRAM Location TAG 64KB (8) 8K x 8 Banks 0 & 1 (1) 8K x 8 128KB (4) 32K x 8 Bank 0 (1) 8K x 8 256KB (8) 32K x 8 Banks 0 & 1 (1) 32K x 8