SYNCHRONOUS COMMUNICATIONS ADAPTER IO card Settings and Configuration

Card Type	Serial controller
Chipset/Controller	Zilog 8085
I/O Options	Serial port
Maximum DRAM	N/A

CONNECTIONS
Purpose	Location
Serial port	CN1

I/O ADDRESS CONFIGURATION
Address		J2A	J2B	J2C	J2D	J2E	J2F
»	380h	Open	Open	Open	Open	Closed	Open
	300h	Closed	Open	Open	Open	Open	Open
	308h	Open	Closed	Open	Open	Open	Open
	340h	Open	Open	Closed	Open	Open	Open
	348h	Open	Open	Open	Closed	Open	Open
	388h	Open	Open	Open	Open	Open	Closed

SLOT NUMBER & PC/XT SETTINGS
Setting		J1
»	Card in slot other than slot 8 on PC/XT	Pins 2 & 3 closed
	Card in slot 8 of PC/XT	Pins 1 & 2 closed

INTERRUPT SELECT
IRQ		J5A	J5B	J5C	J5D	J5E	J5F
»	IRQ3	Open	Closed	Open	Open	Open	Open
	IRQ2	Closed	Open	Open	Open	Open	Open
	IRQ4	Open	Open	Closed	Open	Open	Open
	IRQ5	Open	Open	Open	Closed	Open	Open
	IRQ6	Open	Open	Open	Open	Closed	Open
	IRQ7	Open	Open	Open	Open	Open	Closed

FACTORY CONFIGURED SETTINGS
Jumper	Setting
J3	Pins 1 & 2 closed
J4	Pins 1 & 2 closed