DELL COMPUTER CORPORATION SYSTEM V486/XX MDT Processor 80486SX/80487SX/80486DX/80486DX2 Processor Speed 25/33/50(internal)/66(internal)MHz Chip Set Headland Max. Onboard DRAM 64MB Cache None BIOS Unidentified Dimensions 330mm x 218mm I/O Options Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Parallel port CN1 IDE interface CN5 connector Serial port 1 CN2 VGA connector CN6 Serial port 2 CN2 Fan connector CN7 PS/2 mouse port CN3 IDE interface LED CN8 Floppy drive CN4 External battery CN9 interface connector USER CONFIGURABLE SETTINGS Function Jumper Position » Mouse connector enabled at IRQ12 J1 Closed Mouse connector disabled J1 Open » Factory configured do not alter J2 Closed » Factory configured do not alter J3 Open » Factory configured do not alter J4 Closed » Enables password feature J5 Closed Disables password feature J5 Closed » Enables on-board VGA controller J6 Closed Disables on-board VGA controller J6 Open » Factory configured do not alter J7 Open » Factory configured do not alter J10 Open » Factory configured do not alter J11 Open CPU SPEED CONFIGURATION Speed J8 J9 25MHz Open Closed 33MHz Closed Open DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 4MB (1) 1M x 36 NONE NONE NONE 8MB (1) 1M x 36 (1) 1M x 36 NONE NONE 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 NONE 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 16MB (1) 4M x 36 NONE NONE NONE 20MB (1) 4M x 36 (1) 1M x 36 NONE NONE 24MB (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 NONE 28MB (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 32MB (1) 4M x 36 (1) 4M x 36 NONE NONE 36MB (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 NONE 40MB (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 48MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 NONE 52MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 1M x 36 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 VRAM CONFIGURATION Size Bank 0 Bank 1 1MB (4) 256 x 4 NONE 2MB (4) 256 x 4 (4) 256 x 4 Note:Bank 0 is factory installed and not configurable.