Card Type	Serial card
Chip Set	Unidentified
Maximum Onboard Memory	Unidentified
I/O Options	Serial port
Hard Drives supported	None
Floppy drives supported	None
Data Bus	8-bit ISA
Card Size	Half-length, half-height card

CONNECTIONS
Function	Label	Function	Label
DB-25 connector	CN1	26-pin serial connector	J4
38-pin serial connector	J3

SERIAL PORT ADDRESS SELECTION
Serial Port 1	Serial Port 2	J5/A	J5/B	J5/C	J5/D
COM1 (3F8h)	Disabled	Closed	Open	Open	Open
COM2 (2F8h)	Disabled	Open	Closed	Open	Open
COM3 (3E8h)	Disabled	Open	Open	Closed	Open
COM4 (2E8h)	Disabled	Open	Open	Open	Closed
COM1 (3F8h)	COM2 (2F8h)	Closed	Closed	Open	Open
COM2 (2F8h)	COM3 (3E8h)	Open	Closed	Closed	Open
COM3 (3E8h)	COM4 (2E8h)	Open	Open	Closed	Closed
Disabled	Disabled	Open	Open	Open	Open

SERIAL PORT 1 INTERRUPT TERMINATION
IRQ	SP1
IRQ2	Jumper A closed
IRQ3	Jumper B closed
IRQ4	Jumper C closed
IRQ5	Jumper D closed
IRQ6	Jumper E closed
IRQ7	Jumper F closed
IRQ10	Jumper G closed
IRQ11	Jumper H closed
IRQ12	Jumper I closed
IRQ14	Jumper K closed
IRQ15	Jumper J closed

SERIAL PORT 1 RESISTOR TERMINATION
Location	Signal(s)
R3	TxD
R4	RxD
R5	RTS
R8	DSR
R9	CD
R10	DTR
R11	CTS

MISCELLANEOUS TECHNICAL NOTES

Note: Terminating resistors are usually only needed if the card is installed in systems using high baud rates. If terminating resistors are required, insert them into the listed locations. Size and type of resistor are unidentified.