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# ROLAND CORPORATION
MPU-401AT
Card Type MIDI interface
Chipset N/A
Controller
I/O Options Headphone jack, Minicircular connector (2),
Stereo out jack (2)
Maximum DRAM N/A
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Sound Canvas | CN1 | Stereo out jack | J3 |
| Daughterboard | | | |
| connector | | | |
|-------------------+----------+------------------+----------|
| Headphone jack | J1 | Minicircular | J4 |
| | | connector | |
|-------------------+----------+------------------+----------|
| Stereo out jack | J2 | Minicircular | J5 |
| | | connector | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE I/O ADDRESS SELECTION |
|------------------------------------------------------------|
| Address | SW2/1 | SW2/2 | SW2/3 | SW2/4 |
|--------------+-----------+-----------+----------+----------|
| » | 330h | Off | Off | On | On |
|---+----------+-----------+-----------+----------+----------|
| | 300h | Off | Off | Off | Off |
|---+----------+-----------+-----------+----------+----------|
| | 320h | Off | Off | Off | On |
|---+----------+-----------+-----------+----------+----------|
| | 332h | On | Off | On | On |
|---+----------+-----------+-----------+----------+----------|
| | 334h | On | On | On | Off |
|---+----------+-----------+-----------+----------+----------|
| | 336h | On | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT CONFIGURATION |
|------------------------------------------------------------|
| IRQ | JP1 | JP2 | JP3 | JP4 | JP5 | JP6 |
|-------+--------+--------+--------+--------+--------+-------|
|»| 2/9 | Open | Open | Open | Open | Open |Closed |
|-+-----+--------+--------+--------+--------+--------+-------|
| | 3 | Open | Open | Open | Open | Closed | Open |
|-+-----+--------+--------+--------+--------+--------+-------|
| | 4 | Open | Open | Open | Closed | Open | Open |
|-+-----+--------+--------+--------+--------+--------+-------|
| | 5 | Open | Open | Closed | Open | Open | Open |
|-+-----+--------+--------+--------+--------+--------+-------|
| | 6 | Open | Closed | Open | Open | Open | Open |
|-+-----+--------+--------+--------+--------+--------+-------|
| | 7 | Closed | Open | Open | Open | Open | Open |
+------------------------------------------------------------+