DELL COMPUTER CORPORATION System 220e Processor 80286 Processor Speed 20MHz Chip Set VLSI Max. Onboard DRAM 8MB Cache None BIOS Phoenix Dimensions 362mm x 182mm I/O Options Floppy drive interface, IDE interface, parallel port, riser card slot, serial ports (2), VGA port NPU Options 80287 [Image] CONNECTIONS Purpose Location Purpose Location VGA port CN1 Floppy drive FDD interface Parallel port CN2 IDE interface IDE Serial port 2 CN3 VGA pass-through JFEAT Serial port 1 CN4 Power LED & keylock P6 16-bit riser card EXP Reset switch W12 USER CONFIGURABLE SETTINGS Function Jumper Position » Monitor type select color W1 Closed Monitor type select monochrome W1 Open » Factory test disabled W2 Open Factory test enabled W2 Closed » Factory configured - do not alter W3 Open » Factory configured - do not alter W4 Open » Serial port 2 enabled (IRQ4) W5 pins 1 & 2 Closed Serial port 2 disabled (IRQ4 not W5 pins 1 & 2 Open used) » Serial port 1 enabled (IRQ3) W5 pins 3 & 4 Closed Serial port 1 disabled (IRQ3 not W5 pins 3 & 4 Open used) » Factory configured - do not alter W5 pins 5 & 6 Open (IRQ5 not used) » Parallel port enabled (IRQ7) W5 pins 7 & 8 Closed Parallel port disabled (IRQ7 not W5 pins 7 & 8 Open used) » IDE interface enabled W6 Closed IDE interface disabled W6 Open » Floppy interface enabled W7 Closed Floppy interface disabled W7 Open » Factory configured - do not alter W8 pins 2 & 3 closed » IDE drive installed select 1:1 W9 pins 1 & 2 interleave "Type B" closed IDE drive installed select 3:1 W9 pins 2 & 3 interleave "Type A" closed » VGA port enabled W10 pins 1 & 2 closed VGA port disabled W10 pins 2 & 3 closed » Tri-state diagnostic signal W11 pins 2 & 3 indicates true drive state closed Tri-state diagnostic signal W11 pins 1 & 2 forced to "passed diagnostic" closed » Factory configured - do not alter W13 pins 1 & 2 closed » BIOS type select 27256 W14 pins 2 & 3 closed BIOS type select 27512 W14 pins 1 & 2 closed 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) 1M x 9 (4) 256K x 9 8MB (4) 1M x 9 (4) 1M x 9 DRAM JUMPER CONFIGURATION Type W15 W16 Memory recognized by system select pins 1 & 2 pins 2 & 3 total amount installed closed closed Memory recognized by system select pins 2 & 3 pins 1 & 2 only 256KB closed closed