UNIDENTIFIED MS-3802 Data bus: 32-bit, VL-bus Size: Three/quarter-length, half-height card Hard drive supported: Two IDE (AT) interface drives Floppy drives Two 360KB, 720KB, 1.2MB or 1.44MB drives supported: [Image] CONNECTIONS Function Location 40-pin IDE (AT) interface connector - port 1 CN1 4-pin connector - drive active LED CN2 34-pin control cabled connector - floppy drive CN3 Game port CN4 10-pin serial port 2 - internal CN5 9-pin serial port 1 - external CN6 25-pin parallel port CN7 USER CONFIGURABLE SETTINGS Function Location Setting » Factory configured - do not alter JP2 Pins 1 & 2 closed » Factory configured - do not alter JP6 Pins 1 & 2 closed » Factory configured - do not alter JP12 Pins 2 & 3 closed » Game port enabled JP23 Pins 1 & 2 closed Game port disabled JP23 Pins 2 & 3 closed HARD DRIVE SPEED Speed JP1 JP3 Low Pins 1 & 2 closed Pins 1 & 2 closed Middle Pins 1 & 2 closed Pins 2 & 3 closed High Pins 2 & 3 closed Pins 2 & 3 closed HARD DRIVE Setting JP4 JP5 » HDD enabled Pins 1 & 2 closed Pins 2 & 3 closed HDD disabled Pins 2 & 3 closed Pins 1 & 2 closed SERIAL PORT 1 CONFIGURATION COM JP8 JP9 » COM1 Pins 1 & 2 closed Pins 1 & 2 closed COM3 Pins 1 & 2 closed Pins 2 & 3 closed Disabled Pins 2 & 3 closed N/A SERIAL PORT 2 CONFIGURATION COM JP10 JP11 » COM2 Pins 1 & 2 closed Pins 1 & 2 closed COM4 Pins 1 & 2 closed Pins 2 & 3 closed Disabled Pins 2 & 3 closed N/A BIOS ADDRESS Address JP14 JP15 C800h Closed Closed CC00h Closed Open D800h Open Closed DC00h Open Open Note:The locations of JP14 and JP15 are not specified in manufacturer’s documentation. FLOPPY DRIVE Setting JP18 J19 » Primary drive only enabled Pins 1 & 2 closed Pins 1 & 2 closed Primary and secondary Pins 1 & 2 closed Pins 2 & 3 closed drives enabled Disabled Pins 2 & 3 closed N/A PARALLEL PORT CONFIGURATION LPT JP20 JP21 JP22 » LPT1 Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed LPT2 Pins 1 & 2 Pins 2 & 3 Pins 2 & 3 closed closed closed Disabled Pins 2 & 3 N/A N/A closed