MULTI-I/O 286 IO card Settings and Configuration

Card Type	Multi I/O card
Chip Set	Unidentified
Maximum Onboard Memory	Unidentified
I/O Options	Serial port (2), Game port, Parallel port
Data Bus	8-bit ISA

CONNECTIONS
Function	Label	Function	Label
Serial port A	CN1	Game port	CN3
Serial port B	CN2	Parallel port	CN4

USER CONFIGURABLE SETTINGS
Function	Label	Position
Parallel port disabled	J1	Open
Parallel port enabled	J1	Closed
Game port disabled	J2	Open
Game port enabled	J2	Closed
Serial port A disabled	J3	Open
Serial port A enabled	J3	Closed
Serial port B disabled	J4	Open
Serial port B enabled	J4	Closed

PARALLEL PORT ADDRESS SELECTION
Setting	Label	Position
LPT1 (378h)	S1/3	Off
LPT2 (278h)	S1/3	On

SERIAL PORT A ADDRESS SELECTION
Setting		S1/1	S1/2
»	COM1 (3F8h)	Off	Off
	COM3 (3E8h)	Off	On
	COM5 (3E0h)	On	Off
	COM7 (330h)	On	On

SERIAL PORT B ADDRESS SELECTION
Setting	S1/4	S1/5
COM2 (2F8h)	Off	Off
COM4 (2E8h)	Off	On
COM6 (2E0h)	On	Off
COM8 (2F0h)	On	On
Note: Must install a 16450 chip in slot U2 to enable serial port B; Or - add 75188/1489 into U7 or 75189/1489 into U6.

SERIAL PORT A INTERRUPT SELECTION
IRQ		S2/3	S2/4
	IRQ3	Off	On
»	IRQ4	On	Off

SERIAL PORT B INTERRUPT SELECTION
IRQ		S2/5	S2/6
»	IRQ3	Off	On
	IRQ4	On	Off

PARALLEL PORT INTERRUPT SELECTION
IRQ		S2/1	S2/2
	IRQ5	Off	On
»	IRQ7	On	Off