COMPAQ COMPUTER CORPORATION DESKPRO 386s (Models 000954 and 001143) Processor 80386SX Processor Speed 16MHz Chip Set Compaq Max. Onboard DRAM 1MB Cache None BIOS Compaq Dimensions 332mm x 333mm I/O Options VGA feature connector, floppy drive interface, IDE interface, proprietary system memory card slot, parallel port, serial port, VGA port, bus mouse NPU Options 80387SX [Image] CONNECTIONS Purpose Location Purpose Location External battery BAT IDE interface FD2 Bus mouse port CN1 Proprietary system M1 memory card Parallel port CN2 Speaker SPK Serial port CN3 Main power P0 VGA port CN4 Drive power plugs P1-P3 Fan power FAN VGA feature connector V1 3.5 inch floppy drive FD1 interface USER CONFIGURABLE SETTINGS Function Jumper/Switch Position » Mouse port enabled E4 pins 2 & 3 closed Mouse port disabled E4 pins 1 & 2 closed » Factory configured - do not E3 Closed alter » Fail safe timer enabled SW1/1 On Fail safe timer disabled SW1/1 Off » NPU enabled SW1/2 On NPU disabled SW1/2 Off » Factory configured - do not SW1/3 Off alter » CPU speed select 16MHz SW1/4 Off CPU speed 16MHz; 8MHz when SW1/4 On accessing floppy drive » Factory configured - do not SW1/5 Off alter » Monitor type select color SW1/6 On Monitor type select SW1/6 Off monochrome » IDE address select SW2/1 Off 1Fx;primary floppy address select 3Fx IDE address select SW2/1 On 17x;secondary floppy address select 37x » Password enabled SW2/2 Off Password disabled SW2/2 On » IDE drive interface enabled SW2/3 Off IDE drive interface disabled SW2/3 On » VGA port enabled SW2/8 Off VGA port disabled SW2/8 On DRAM CONFIGURATION Size Card Module A Module B 1MB NONE NONE NONE 2MB 1MB NONE NONE 3MB 1MB 1MB NONE 4MB 1MB 1MB 1MB 5MB 4MB NONE NONE 6MB 1MB 4MB NONE 7MB 1MB 1MB 4MB 9MB 4MB 4MB NONE 10MB 1MB 4MB 4MB 13MB 4MB 4MB 4MB Note:A 1MB or 4MB card may be installed and either 1MB or 4MB modules installed on that card. DRAM SWITCH CONFIGURATION Size SW3/3 SW3/4 SW3/5 SW3/6 1MB On On On On 2MB On On On Off 3MB On On Off On 4MB On On Off Off 5MB Off On On Off 6MB On Off Off On 7MB On Off On On 9MB Off On Off On 10MB On Off Off Off 13MB Off On Off Off BASE MEMORY CONFIGURATION Base memory SW3/1 SW3/2 256KB Off Off 512KB On Off 640KB On On Reserved Off On PARALLEL PORT CONFIGURATION Setting SW2/6 SW2/7 LPT1 at 3Bx On Off LPT2 at 37x Off On Disabled On On SERIAL PORT CONFIGURATION Setting SW2/4 SW2/5 COM1 at IRQ4 Off Off COM2 at IRQ3 On Off Disabled On On