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# VTECH INDUSTRIES, INC.
LASER 286 MULTI I/O CARD
Card Type Multi-I/O
Chipset Unidentified
I/O Options Game port, parallel port, serial ports (2)
Data Bus 8-bit ISA
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| Serial port 1 | CN1 | Game port | CN3 |
|----------------------+-------+---------------------+-------|
| Serial port 2 | CN2 | Parallel port | CN4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|-----------------------------------+-------+----------------|
| | Parallel port address is 378h | JP1 | Pins 2 & 3 |
| | | | closed |
|---+-------------------------------+-------+----------------|
| | Parallel port address is 278h | JP1 | Pins 1 & 2 |
| | | | closed |
|---+-------------------------------+-------+----------------|
| » | Game port enabled | SW1/3 | On |
|---+-------------------------------+-------+----------------|
| | Game port disabled | SW1/3 | Off |
|---+-------------------------------+-------+----------------|
| » | Parallel port enabled | SW1/4 | On |
|---+-------------------------------+-------+----------------|
| | Parallel port disabled | SW1/4 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT ADDRESS SELECTION |
|------------------------------------------------------------|
| Port 1 | Port 2 | SW1/1 | SW1/2 |
|---------------+---------------+--------------+-------------|
| 3F8h (COM1:) | 2F8h (COM2:) | On | On |
|---------------+---------------+--------------+-------------|
| 2F8h (COM2:) | 3E8h (COM3:) | On | Off |
|---------------+---------------+--------------+-------------|
| 3E8h (COM3:) | 2E8h (COM4:) | Off | On |
|---------------+---------------+--------------+-------------|
| Disabled | Disabled | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 INTERRUPT SELECTION |
|------------------------------------------------------------|
| Setting | SW2/3 | SW2/4 |
|------------------------+-----------------+-----------------|
| | IRQ3 | On | Off |
|------+-----------------+-----------------+-----------------|
| » | IRQ4 | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 INTERRUPT SELECTION |
|------------------------------------------------------------|
| Setting | SW2/1 | SW2/2 |
|------------------------+-----------------+-----------------|
| » | IRQ3 | On | Off |
|------+-----------------+-----------------+-----------------|
| | IRQ4 | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| Setting | SW2/5 | SW2/6 |
|------------------------+-----------------+-----------------|
| | IRQ5 | On | Off |
|------+-----------------+-----------------+-----------------|
| » | IRQ7 | Off | On |
+------------------------------------------------------------+