MS-400 IO card Settings and Configuration

Card Type	Multi I/O card
Chipset/Controller	Unidentified
I/O Options	Serial ports (4)
Maximum DRAM	N/A

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 3	J1	Serial port 2	J3
Serial port 4	J2	Serial port 1	J4

SERIAL PORT CONFIGURATION
Port 1 (J4)	Port 2 (J3)	Port 3 (J1)	Port 4 (J2)	SW1/1	SW1/2	SW1/3
COM1	COM2	COM3	COM4	Off	Off	Off
COM2	COM3	COM4	COM5	Off	Off	On
COM3	COM4	COM5	COM6	Off	On	Off
COM4	COM5	COM6	COM7	Off	On	On
COM5	COM6	COM7	COM8	On	Off	Off
COM6	COM7	COM8	N/A	On	Off	On
COM7	COM8	N/A	N/A	On	On	Off
COM8	N/A	N/A	N/A	On	On	On

PRIMARY PORT INTERRUPT SELECT
IRQ		SW2/1	SW2/2	SW2/3	SW2/4
»	IRQ4	Off	Off	On	Off
	IRQ2	On	Off	Off	Off
	IRQ3	Off	On	Off	Off
	IRQ5	Off	Off	Off	On

SECOND PORT INTERRUPT SELECT
IRQ		SW2/5	SW2/6	SW2/7	SW2/8
»	IRQ3	Off	On	Off	Off
	IRQ2	On	Off	Off	Off
	IRQ4	Off	Off	On	Off
	IRQ5	Off	Off	Off	On

THIRD PORT INTERRUPT SELECT
IRQ		SW3/1	SW3/2	SW3/3	SW3/4
»	IRQ4	Off	Off	On	Off
	IRQ2	On	Off	Off	Off
	IRQ3	Off	On	Off	Off
	IRQ5	Off	Off	Off	On

FOURTH PORT INTERRUPT SELECT
IRQ		SW3/5	SW3/6	SW3/7	SW3/8
»	IRQ3	Off	On	Off	Off
	IRQ2	On	Off	Off	Off
	IRQ4	Off	Off	On	Off
	IRQ5	Off	Off	Off	On

SERIAL PORT DTE/DCE CONFIGURATION
Primary serial port J4	Second serial port J3
Jumper JP7	Jumper JP5

SERIAL PORT DTE/DCE CONFIGURATION
Third serial port J1	Fourth serial port J2
Jumper JP1	Jumper JP2

SERIAL PORT NORMAL/FORCED TRUE CONFIGURATION
Port 1		Port 2	JP8	JP6
»	Normal	Normal	Pins 1 & 2, 4 & 5, 7 & 8 closed	Pins 1 & 2, 4 & 5, 7 & 8 closed
	Forced True	Forced True	Pins 2 & 3, 5 & 6, 8 & 9 closed	Pins 2 & 3, 5 & 6, 8 & 9 closed

SERIAL PORT NORMAL/FORCED TRUE CONFIGURATION
Port 3		Port 4	JP3	JP4
»	Normal	Normal	Pins 1 & 2, 4 & 5, 7 & 8 closed	Pins 1 & 2, 4 & 5, 7 & 8 closed
	Forced True	Forced True	Pins 2 & 3, 5 & 6, 8 & 9 closed	Pins 2 & 3, 5 & 6, 8 & 9 closed

FACTORY CONFIGURED SETTINGS
Switch	Setting
SW1/4	N/A