AMPTRON INTERNATIONAL, INC. DX-5400 Processor 80386DX Processor Speed 33/40MHz Chip Set OPTI Max. Onboard DRAM 32MB Cache 32/64/128/256KB BIOS AMI Dimensions 330mm x 218mm I/O Options None NPU Options 80387DX/3167 [Image] CONNECTIONS Purpose Location Purpose Location External battery J3 Reset switch J6 Turbo switch J4 Power LED & keylock J7 Turbo LED J5 Speaker J8 USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal operation JP1 pins 2 & 3 closed CMOS memory clear JP1 pins 1 & 2 closed » Monitor type select color JP2 Open Monitor type select monochrome JP2 Closed » Bus speed clock select OSCIN/4 JP3 Closed Bus speed clock select OSCIN/3 JP3 Open » NPU mode select synchronous with JP4 Open CPU NPU mode select synchronous with JP4 Closed oscillator 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 20MB (4) 4M x 9 (4) 1M x 9 32MB (4) 4M x 9 (4) 4M x 9 CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 32KB (4) 8K x 8 NONE (2) 16K x 4 64KB (4) 8K x 8 (4) 8K x 8 (2) 16K x 4 128KB (4) 32K x 8 NONE (2) 16K x 4 256KB (4) 32K x 8 (4) 32K x 8 (2) 16K x 4 CACHE JUMPER CONFIGURATION Size JP5 JP6 JP7 JP8 JP9 JP10 32KB 1 & 2 1 & 2 1 & 2 2 & 3 2 & 3 Open 64KB 1 & 2 1 & 2 2 & 3 2 & 3 1 & 2 Open 128KB 2 & 3 1 & 2 2 & 3 2 & 3 1 & 2 Closed 256KB 2 & 3 2 & 3 2 & 3 1 & 2 1 & 2 Closed Note: Pins designated should be in the closed position.