AMERICAN DIGICOM CORPORATION DIGIS-486E Processor 80486SX/80487SX/80486DX Processor Speed 20/25/33/50MHz Chip Set OPTI Max. Onboard DRAM 128MB SRAM Cache 64/128/256/512KB BIOS AMI Dimensions 330mm x 218mm I/O Options None NPU Options 4167 [Image] CONNECTIONS Purpose Location Purpose Location Speaker J4 Reset switch S9 Power LED & keylock J5 USER CONFIGURABLE SETTINGS Function Jumper Position » EISA cards configured as ISA JP1 Closed EISA cards configured as EISA JP1 Open » I/O bus speed select synchronous JP4 pins 1 & 2 with chipset closed I/O bus speed select 8MHz JP4 pins 2 & 3 closed » Monitor type select color JP5 Closed Monitor type select monochrome JP5 Open » Reserved for future applications JP7 N/A » Clock frequency select single JP9 pins 1 & 2 closed Clock frequency select double JP9 pins 2 & 3 closed DRAM CONFIGURATION Size Bank 0 Bank 1 4MB (4) 1M x 9 NONE 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 128MB (4) 16M x 9 (4) 16M x 9 CACHE CONFIGURATION Size Bank 0 Bank 1 U51 U52 U53 U66 64KB (4) 8K x (4) 8K (1) 64K (1) 8K NONE (1) 16K 8 x 8 x 1 x 8 x 1 128KB (4) 32K NONE (1) 64K (1) 8K NONE (1) 16K x 8 x 1 x 8 x 1 256KB (4) 32K (4) 32K (1) 64K (1) 8K (1) 8K (1) 16K x 8 x 8 x 1 x 8 x 8 x 1 512KB (4) 128K NONE (1) 64K (1) 32K NONE (1) 64K x 8 x 1 x 8 x 1 CACHE JUMPER CONFIGURATION Size JP11 JP12 JP13 JP14 JP15 JP16 64KB Open Open Open Open Open Open 128KB Open Open Closed Open Closed Open 256KB Open Closed Closed Closed Closed Open 512KB Closed Closed Closed Closed Closed Closed CPU TYPE CONFIGURATION Type JP8 JP10 80486SX pins 2 & 3 closed open 80487SX pins 1 & 2, 3 & 4 pins 1 & 2 closed closed 80486DX pins 1 & 2, 3 & 4 pins 2 & 3 closed closed CPU SPEED CONFIGURATION Speed JP2 JP3 25MHz Open Open 33MHz Closed Open 40MHz Open Closed 50MHz Closed Closed