CACHING TECH CORPORATION ISA 3486 Processor 80386DX/CX486DLC/80486SX/80487SX/80486DX/ODP486SX/80486DX2 Processor Speed 20/25/33/40/50(internal)/50/66(internal)MHz Chip Set EFAR Max. Onboard 32MB DRAM SRAM Cache 64/128/256KB BIOS AMI Dimensions 220mm x 218mm I/O Options External keyboard NPU Options 80387DX/CX87DLC [Image] CONNECTIONS Purpose Location Purpose Location External battery BATT2 Turbo switch CN4 Power LED & keylock CN1 Turbo LED CN5 Speaker CN2 External keyboard KB2 Reset switch CN3 USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal operation BATT2 pins 2 & 3 (Internal Battery) closed CMOS memory normal operation BATT2 Ext. batt. (External Battery) connected CMOS memory clear BATT2 pins 3 & 4 closed » Monitor type select color C/M Closed Monitor type select monochrome C/M Open 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 SRAM CONFIGURATION Size Max Cachable Cache Location TAG 64KB 16MB (8) 8K x 8 Banks 0 & 1 (1) 8K x 8 128KB 32MB (4) 32K x 8 Bank 0 (1) 8K x 8 256KB 64MB (8) 32K x 8 Banks 0 & 1 (1) 32K x 8 SRAM JUMPER CONFIGURATION Size JS1 JS2 JS3 JS4 JS5 64KB Open Open pins 2 & pins 1 & pins 1 & 3 2 2 128KB Closed Open pins 1 & pins 2 & pins 2 & 2 3 3 256KB Closed Closed pins 1 & pins 1 & pins 1 & 2 2 2 CPU TYPE CONFIGURATION Jumper PQFP PGA CX486DLC 80486SX 80487SX 80486DX/DX2 80386 80386 JC1 pins 1 pins 1 pins 1 & pins 2 pins 2 pins 2 & 3 & 2 & 2 2 & 3 & 3 JC3 pins 1 pins 1 pins 1 & pins 2 pins 2 pins 2 & 3 & 2 & 2 2 & 3 & 3 JC4 pins 1 pins 1 pins 1 & pins 2 pins 2 pins 2 & 3 & 2 & 2 2 & 3 & 3 JC5 N/A N/A N/A pins 2 1 & 2, 1 & 2, 3 & 4 & 3 3 & 4 JC6 N/A N/A N/A Open pins 2 pins 1 & 2 & 3 JC7 pins 1 pins 1 pins 2 & pins 1 pins 1 pins 1 & 2 & 2 & 2 3 & 2 & 2 JC8 Open Open Open Closed Closed Closed JC9 Open Open Open Closed Closed Closed JC10 pins 2 pins 1 pins 1 & N/A N/A N/A & 3 & 2 2 JC11 pins 2 pins 1 pins 1 & N/A N/A N/A & 3 & 2 2 JC13 pins 1 pins 1 pins 2 & pins 2 pins 2 pins 2 & 3 & 2 & 2 3 & 3 & 3 JC14 Open Open Open Closed Closed Closed Note:Pins designated should be in the closed postion. CPU TYPE CONFIGURATION CPU Speed JF1 JF2 JF3 JF4 80386/CX486DLC 33MHz Open Closed Closed Closed 80386/CX486DLC 40MHz Closed Open Closed Closed 80486 25/50i Closed Closed Open Open MHz 80486 33/66i Open Closed Open Closed MHz 80486 50MHz Open Open Open Open NPU/CPU CONFIGURATION NPU CPU Speed J6 JC12 Disabled N/A Open Open 80387DX/CX87DLC £ 33 MHz Closed Open 80387DX/CX87DLC > 33MHz Closed Closed