BOCA RESEARCH INC. IO/AT 44 Card Type Multi I/O card Chipset/Controller Startech I/O Options Parallel ports (2), serial ports (2) Maximum DRAM N/A [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 J1 Parallel port 1 J5 Serial port 2 J2 Parallel port 2 J6 PARALLEL PORT CONFIGURATION Port 1 (J5) Port 2 (J3) J3/A J3/B » LPT1 LPT2 Pins 1 & 2 Pins 2 & 3 closed closed LPT2 LPT1 Pins 2 & 3 Pins 1 & 2 closed closed Disabled LPT1 Open Pins 1 & 2 closed Disabled LPT2 Open Pins 2 & 3 closed LPT1 Disabled Pins 1 & 2 Open closed LPT2 Disabled Pins 2 & 3 Open closed Disabled Disabled Open Open PARALLEL PORT INTERRUPT SELECT Port 1 (J5) Port 2 (J3) J3C J3D IRQ7 IRQ5 Pins 1 & 2 Pins 2 & 3 closed closed IRQ5 IRQ7 Pins 2 & 3 Pins 1 & 2 closed closed SERIAL PORT CONFIGURATION Port 1 (J1) Port 2 (J2) J4/A J4/B J4/C J4/D » COM1 COM2 Pins 1 Pins 2 Open Open & 2 & 3 COM1 COM3 Pins 1 Open Open Pins 1 & & 2 2 COM1 COM4 Pins 1 Open Open Pins 2 & & 2 3 COM2 COM1 Pins 2 Pins 1 Open Open & 3 & 2 COM2 COM3 Pins 2 Open Open Pins 1 & & 3 2 COM2 COM4 Pins 2 Open Open Pins 2 & & 3 3 COM3 COM1 Open Pins 1 Pins 1 Open & 2 & 2 COM3 COM2 Open Pins 2 Pins 1 Open & 3 & 2 COM3 COM4 Open Open Pins 1 Pins 2 & & 2 3 COM4 COM1 Open Pins 1 Pins 2 Open & 2 & 3 COM4 COM2 Open Pins 2 Pins 2 Open & 3 & 3 COM4 COM3 Open Open Pins 2 Pins 1 & & 3 2 Disabled COM1 Open Pins 1 Open Open & 2 Disabled COM2 Open Pins 2 Open Open & 3 Disabled COM3 Open Open Open Pins 1 & 2 Disabled COM4 Open Open Open Pins 2 & 3 COM1 Disabled Pins 1 Open Open Open & 2 COM2 Disabled Pins 2 Open Open Open & 3 COM3 Disabled Open Open Pins 1 Open & 2 COM4 Disabled Open Open Pins 2 Open & 3 Note: Pins designated should be in the closed position. SERIAL PORT INTERRUPT SELECT Port 1 (J1) Port 2 (J2) J4/E J4/F J4/G J4/H » IRQ4 IRQ3 Open Open Pins 1 Pins 2 & & 2 3 IRQ4 IRQ2 Open Pins 1 Pins 1 Open & 2 & 2 IRQ4 IRQ5 Open Pins 2 Pins 1 Open & 3 & 2 IRQ2 IRQ3 Pins 1 Open Open Pins 2 & & 2 3 IRQ2 IRQ4 Pins 1 Open Open Pins 1 & & 2 2 IRQ2 IRQ5 Pins 1 Pins 2 Open Open & 2 & 3 IRQ3 IRQ2 Open Pins 1 Pins 2 Open & 2 & 3 IRQ3 IRQ4 Open Open Pins 2 Pins 1 & & 3 2 IRQ3 IRQ5 Open Pins 2 Pins 2 Open & 3 & 3 IRQ5 IRQ2 Pins 2 Pins 1 Open Open & 3 & 2 IRQ5 IRQ3 Pins 2 Open Open Pins 2 & & 3 3 IRQ5 IRQ4 Pins 2 Open Open Pins 1 & & 3 2 Disabled IRQ2 Open Pins 1 Open Open & 2 Disabled IRQ3 Open Open Open Pins 2 & 3 Disabled IRQ4 Open Open Open Pins 1 & 2 Disabled IRQ5 Open Pins 2 Open Open & 3 IRQ2 Disabled Pins 1 Open Open Open & 2 IRQ3 Disabled Open Open Pins 2 Open & 3 IRQ4 Disabled Open Open Pins 1 Open & 2 IRQ5 Disabled Pins 2 Open Open Open & 3 Note: Pins designated should be in the closed position.