B231 286 I/O IO card Settings and Configuration

Card Type	Multi-I/O card
Chip Set	Unidentified
I/O Options	Game port, Parallel port, Serial ports (2)
Hard Drives supported	None
Floppy drives supported	None
Data Bus	8-bit ISA
Card Size	Half-length

CONNECTIONS
Function	Label	Function	Label
Serial Port 1	CN1	Game Port	CN3
Serial Port 2	CN2	Parallel Port	CN4

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured-do not alter	S1/D	Unidentified

PARALLEL PORT ADDRESS SELECTION
Setting	S1/C
LPT1 (378-37A)	OFF
LPT2 (278-27A)	ON

SERIAL PORT ADDRESS SELECTION
Serial Port 1	Serial Port 2	S1/A	S1/B
COM1	COM2	OFF	OFF
COM2	COM3	ON	OFF
COM3	COM4	ON	ON
COM3	Disable	OFF	ON

SERIAL PORT 1 INTERRUPT SELECTION
IRQ		S2/C	S2/D
»	IRQ4	On	Off
	IRQ3	Off	On

SERIAL PORT 2 INTERRUPT SELECTION
IRQ		S2/E	S2/F
»	IRQ4	Off	On
	IRQ3	On	Off

PARALLEL PORT INTERRUPT SELECTION
IRQ		S2/A	S2/B
»	IRQ7	On	Off
	IRQ5	Off	On