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# MEDIA VISION TECHNOLOGY, INC.
THUNDERBOARD (650-0007-03)
Card Type Sound card
Chip Set Yamaha
I/O Options Game port, microphone jack, line out
Data Bus 8-bit ISA
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| Game port | CN1 | Line out | CN3 |
|----------------------+-------+---------------------+-------|
| Microphone jack | CN2 | Volume control | VR1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------------+--------+----------|
| » | Factory configured - do not alter | SW1/4 | On |
|---+------------------------------------+--------+----------|
| » | Factory configured - do not alter | SW1/5 | On |
|---+------------------------------------+--------+----------|
| » | Factory configured - do not alter | SW1/6 | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | SW1/3 | SW1/2 | SW1/1 |
|----------------+--------------+--------------+-------------|
| | 210 | On | On | Off |
|---+------------+--------------+--------------+-------------|
| » | 220 | On | Off | On |
|---+------------+--------------+--------------+-------------|
| | 230 | On | Off | Off |
|---+------------+--------------+--------------+-------------|
| | 240 | Off | On | On |
|---+------------+--------------+--------------+-------------|
| | 250 | Off | On | Off |
|---+------------+--------------+--------------+-------------|
| | 260 | Off | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECTION |
|------------------------------------------------------------|
| Setting | J1/A | J1/B | J1/C | J1/D |
|-------------+-----------+-----------+-----------+----------|
| | IRQ2 | Closed | Open | Open | Open |
|---+---------+-----------+-----------+-----------+----------|
| | IRQ3 | Open | Closed | Open | Open |
|---+---------+-----------+-----------+-----------+----------|
| » | IRQ5 | Open | Open | Closed | Open |
|---+---------+-----------+-----------+-----------+----------|
| | IRQ7 | Open | Open | Open | Closed |
|------------------------------------------------------------|
| Note: IRQ5 is the default for Windows and IRQ7 is the |
| default for DOS, |
+------------------------------------------------------------+