INFORMTECH INTERNATIONAL, INC. UN1072 Data bus: 16-bit, ISA Size: Half-length, half-height card Hard drive supported: Two IDE (AT) interface drives Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives [Image] CONNECTIONS Function Location 34-pin control cable connector - floppy drive J1 40-pin IDE (AT) Interface connector J2 Game port J3 9-pin serial port 1 - external J4 10-pin serial port 2 - internal J6 25-pin parallel port J7 2-pin connector - drive active LED JP1 USER CONFIGURABLE SETTINGS Function Location Setting » Parallel port is output only JP3 Closed Parallel port is input only JP3 Open SERIAL PORT 1 CONFIGURATION - JP2 COM/Address Jumper A Jumper B » COM1/3F8h Pins 2 & 3 closed Pins 1 & 2 closed COM3/3E8h Pins 1 & 2 closed Pins 2 & 3 closed COM4/2E8h Pins 2 & 3 closed Pins 2 & 3 closed Disabled Pins 1 & 2 closed Pins 1 & 2 closed SERIAL PORT 2 CONFIGURATION - JP2 COM/Address Jumper C Jumper D » COM2/2F8h Pins 2 & 3 closed Pins 1 & 2 closed COM3/3E8h Pins 2 & 3 closed Pins 2 & 3 closed COM4/2E8h Pins 1 & 2 closed Pins 2 & 3 closed Disabled Pins 1 & 2 closed Pins 1 & 2 closed SERIAL PORT 1 INTERRUPT SELECT - J5 IRQ Jumper F Jumper G Jumper H » IRQ4 Open Open Closed IRQ3 Open Closed Open IRQ5 Closed Open Open Disabled Open Open Open SERIAL PORT 2 INTERRUPT SELECT - J5 IRQ Jumper C Jumper D Jumper E » IRQ3 Open Open Closed IRQ4 Open Closed Open IRQ5 Closed Open Open Disabled Open Open Open PARALLEL PORT CONFIGURATION - JP2 LPT/Address Jumper E Jumper F » LPT1/378h Pins 1 & 2 closed Pins 2 & 3 closed LPT2/278h Pins 2 & 3 closed Pins 1 & 2 closed LPT3/3BCh Pins 2 & 3 closed Pins 2 & 3 closed Disabled Pins 1 & 2 closed Pins 1 & 2 closed PARALLEL PORT INTERRUPT SELECT - J5 IRQ Jumper A Jumper B » IRQ7 Open Closed IRQ5 Closed Open Disabled Open Open IDE PORT CONFIGURATION - JP4 Address Jumper A Jumper B » 3F6h Pins 1 & 2 closed Pins 2 & 3 closed 376h Pins 2 & 3 Closed Pins 2 & 3 closed Disabled N/A Pins 1 & 2 closed FLOPPY DRIVE CONFIGURATION - JP4 Address Jumper C Jumper D » 3F0h Pins 1 & 2 closed Pins 2 & 3 closed 376h Pins 2 & 3 Closed Pins 2 & 3 closed Disabled N/A Pins 1 & 2 closed