DELL COMPUTER CORPORATION System 200 Processor 80286 Processor Speed 6/8/12MHz Chip Set C & T Max. Onboard DRAM 16MB Cache None BIOS Phoenix Dimensions 335mm x 192mm I/O Options None NPU Options 80287 [Image] CONNECTIONS Purpose Location Purpose Location External battery BAT Parallel port LPT Serial port 1 COM1 Power LED & PLK keylock Serial port 2 COM2 Reset switch RST Floppy drive FDD Speaker SPK interface Note: On most board revisions, the floppy interface is not functional or has been removed. USER CONFIGURABLE SETTINGS Function Jumper Position » Maintenance mode disabled J5 Open Maintenance mode enabled J5 Closed » NPU installed select 80287 or J13 & J14 pins 1 & 2 80C287 closed NPU installed select IC-based J13 & J14 pins 2 & 3 debugger closed » Factory configured - do not alter J15 Open » Factory configured - do not alter J16 Open DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (1) 256K x NONE NONE NONE 36 2MB (1) 256K x (1) 256K x NONE NONE 36 36 3MB (1) 256K x (1) 256K x (1) 256K x NONE 36 36 36 4MB (1) 256K x (1) 256K x (1) 256K x (1) 256K x 36 36 36 36 4MB (1) 1M x 36 NONE NONE NONE 5MB (1) 1M x 36 (1) 256K x NONE NONE 36 6MB (1) 1M x 36 (1) 256K x (1) 256K x NONE 36 36 7MB (1) 1M x 36 (1) 256K x (1) 256K x (1) 256K x 36 36 36 8MB (1) 1M x 36 (1) 1M x 36 NONE NONE 9MB (1) 1M x 36 (1) 1M x 36 (1) 256K x NONE 36 10MB (1) 1M x 36 (1) 1M x 36 (1) 256K x (1) 256K x 36 36 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 NONE 13MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 256K x 36 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 Note: Sizes shown here are in addition to 640KB factory configured on the main board.