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# UNIDENTIFIED
286 AT I/O II CARD
Card Type Multi I/O card
Chipset/Controller Unknown
I/O Options Game port, parallel port, serial ports (2)
Maximum DRAM N/A
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Game port | CN1 | Serial port 1 | CN3 |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN2 | Parallel port | CN4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT ADDRESS CONFIGURATION |
|------------------------------------------------------------|
| Port 1 (CN3) | Port 2 (CN2) | JP1/A | JP1/B |
|--------------+--------------+-----------------+------------|
| COM1 | COM2 | Pins 2 & 3 | Pins 1 & 2 |
| | | closed | closed |
|--------------+--------------+-----------------+------------|
| COM2 | COM1 | Pins 1 & 2 | Pins 2 & 3 |
| | | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| Port 1 (CN3) | Port 2 (CN2) | JP2/A | JP2/B |
|--------------+--------------+-----------------+------------|
| IRQ4 | IRQ3 | Pins 1 & 2 | Pins 2 & 3 |
| | | closed | closed |
|--------------+--------------+-----------------+------------|
| IRQ3 | IRQ4 | Pins 2 & 3 | Pins 1 & 2 |
| | | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP3 | JP5/A | JP5/B |
|------------+---------------+---------------+---------------|
| 7 | Open | Open | Closed |
|------------+---------------+---------------+---------------|
| 5 | Closed | Closed | Open |
|------------------------------------------------------------|
| Note: For XT compatible models, both of the above settings |
| yield a setting of IRQ7. |
+------------------------------------------------------------+