DIGITAL EQUIPMENT CORPORATION PC 386SX CE (P3348) Processor 80386SX Processor Speed 20MHz Chip Set Unidentified Video Chip Set Unidentified Maximum Onboard Memory 8MB Maximum Video Memory Unidentified Cache None BIOS Unidentified Dimensions 254mm x 218mm I/O Options Floppy drive interfaceIDE interface, parallel port, serial ports (2), VGA feature connector, VGA port, TTL video port, riser slot NPU Options 80387SX [Image] CONNECTIONS Purpose Location Purpose Location Floppy drive interface J2 VGA port J8 IDE interface J3 TTL video port J9 Parallel port J5 Front panel connector J20 Serial port 2 J6 VGA feature connector JY1 Serial port 1 J7 Riser slot SL1 USER CONFIGURABLE SETTINGS Function Label Position » Normal mode enabled SW1/1 Off Manufacturing mode enabled SW1/1 On » Normal mode enabled SW1/2 Off Burn in mode enabled SW1/2 On Video speed select fast SW1/3 Off Video speed select slow SW1/3 On Monitor type select monochrome SW1/4 Off Monitor type select color SW1/4 On On board video enabled SW1/5 On On board video disabled SW1/5 Off Floppy drive interface enabled SW1/6 On Floppy drive interface disabled SW1/6 Off IDE interface enabled SW1/7 On IDE interface disabled SW1/7 Off » Factory configured - do not SW1/8 Unidentified alter » Factory configured - do not SW2/6 Unidentified alter » Clock signal to NPU equals CPU W2 Pins 2 & 3 closed Clock signal to NPU does not W2 Pins 1 & 2 closed equal CPU NPU synchronous with CPU W3 Closed NPU asynchronous with CPU W3 Open DRAM CONFIGURATION Size Bank 0 Bank 1 1MB (1) 256K x 36 None 2MB (1) 256K x 36 (1) 256K x 36 4MB (1) 1M x 36 None 5MB (1) 256K x 36 (1) 1M x 36 8MB (1) 1M x 36 (1) 1M x 36 VIDEO SELECTION (VGA CONTROLLER ONLY ADAPTER IN SYSTEM) Monitor SW2/1 SW2/2 SW2/3 SW2/4 SW2/5 On Off Off On Off Off ED 350 line Off On On Off Off ED 200 line On On On Off Off CD 80 x 25 Off Off Off On Off CD 40 x 25 On Off Off On Off Analog N/A N/A N/A N/A On VIDEO SELECTION (VGA CONTROLLER AS PRIMARY ADAPTER) Primary Secondary SW2/1 SW2/2 SW2/3 SW2/4 SW2/5 Monochrome Color 80 x Off Off On Off Off 25 or none Monochrome Color 40 x On Off On Off Off 25 or none Enhanced 350 Monochrome Off On On Off Off line or none Enhanced 200 Monochrome On On On Off Off line or none Color 80 x 25 Monochrome Off Off Off On Off or none Color 40 x 25 Monochrome On Off Off On Off or none VIDEO SELECTION(VGA CONTROLLER AS SECONDARY ADAPTER) Primary Secondary SW2/1 SW2/2 SW2/3 SW2/4 SW2/5 Color 80 x Monochrome Off On Off On Off 25 Color 40 x Monochrome On On Off On Off 25 Monochrome Enhanced 350 Off Off On On Off line Monochrome Enhanced 200 On Off On On Off line Monochrome Color 80 x Off On On On Off 25 Monochrome Color 40 x On On On On Off 25