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# OCEAN INFORMATION SYSTEMS, INC.
VL-COMBO SUPER REV.1.2
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | 32-bit, VL-bus |
|---------------+--------------------------------------------|
| Size: | Three/quarter-length, full-height card |
|---------------+--------------------------------------------|
| Hard drive | Two IDE (AT) interface drives |
| supported: | |
|---------------+--------------------------------------------|
| Floppy drives | Two 360KB, 720KB, 1.2MB, 1.44MB, or 2.88MB |
| supported: | drives |
+------------------------------------------------------------+
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|-----------------------------------------------+------------|
| 40-pin IDE (AT) Interface connector | P1 |
|-----------------------------------------------+------------|
| 4-pin connector - drive active LED | P2 |
|-----------------------------------------------+------------|
| VGA feature connector | P3 |
|-----------------------------------------------+------------|
| 34-pin control cable connector - floppy drive | P4 |
|-----------------------------------------------+------------|
| 10-pin serial port 2 | P5 |
|-----------------------------------------------+------------|
| 10-pin serial port 1 | P7 |
|-----------------------------------------------+------------|
| 15-pin analog video connector | J2 |
|-----------------------------------------------+------------|
| 25-pin parallel port | J3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| IDE DRIVE SELECT |
|------------------------------------------------------------|
| Function | JP1 | JP2 |
|------------------------+----------------+------------------|
| » | IDE drive enabled | pins 1 & 2 | pins 1 & 2 |
| | | closed | closed |
|---+--------------------+----------------+------------------|
| | IDE drive disabled | pins 2 & 3 | pins 2 & 3 |
| | | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| IDE DRIVE SPEED SELECT |
|------------------------------------------------------------|
| Function | JP3 | JP4 |
|--------------------------------+-------------+-------------|
| » | IDE speed = normal | pins 1 & 2 | pins 1 & 2 |
| | | closed | closed |
|----+---------------------------+-------------+-------------|
| | IDE speed = medium | pins 2 & 3 | pins 1 & 2 |
| | | closed | closed |
|----+---------------------------+-------------+-------------|
| | IDE speed = high | pins 2 & 3 | pins 2 & 3 |
| | | closed | closed |
|----+---------------------------+-------------+-------------|
| | Factory configuration - | pins 1 & 2 | pins 2 & 3 |
| | do not use | closed | closed |
|------------------------------------------------------------|
| Note: Do not use the last setting, could cause damage. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO PORT |
|------------------------------------------------------------|
| Function | JP5 | JP6 |
|-----------------------+----------------+-------------------|
| » | VGA port enabled | pins 1 & 2 | pins 1 & 2 closed |
| | | closed | |
|---+-------------------+----------------+-------------------|
| | VGA port disabled | pins 2 & 3 | pins 2 & 3 closed |
| | | closed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO PORT |
|------------------------------------------------------------|
| Function | JP22 | JP23 |
|----------------------------------+------------+------------|
| » | Parallel port uses DMA | pins 1 & 2 | pins 1 & 2 |
| | channel 1 | closed | closed |
|---+------------------------------+------------+------------|
| | Parallel port uses DMA | pins 2 & 3 | pins 2 & 3 |
| | channel 3 | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|-----------------------------+----------+-------------------|
| » | Factory configured - do | JP12 | pins 2 & 3 closed |
| | not alter | | |
|---+-------------------------+----------+-------------------|
| » | Floppy drive enabled | JP19 | pins 1 & 2 closed |
|---+-------------------------+----------+-------------------|
| | Floppy drive disabled | JP19 | pins 2 & 3 closed |
|---+-------------------------+----------+-------------------|
| » | ECP/EPP printer modes | JP24 | pins 1 & 2 closed |
| | enabled | | |
|---+-------------------------+----------+-------------------|
| | ECP/EPP printer modes | JP24 | pins 2 & 3 closed |
| | disabled | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECT |
|------------------------------------------------------------|
| IRQ | JP11 |
|---------------------------+--------------------------------|
| » | IRQ7 | pins 2 & 3 closed |
|---+-----------------------+--------------------------------|
| | IRQ5 | pins 1 & 2 closed |
|---+-----------------------+--------------------------------|
| | Disabled | all pins open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT CONFIGURATION |
|------------------------------------------------------------|
| LPT/Address | JP13 | JP14 |
|------------------+--------------------+--------------------|
| » | LPT1/378h | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | LPT2/278h | pins 1 & 2 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | LPT3/3BCh | pins 1 & 2 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 CONFIGURATION |
|------------------------------------------------------------|
| COM/Address | JP15 | JP16 |
|------------------+--------------------+--------------------|
| » | COM1/3F8h | pins 1 & 2 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | COM2/2F8h | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | COM3/338h | pins 1 & 2 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 CONFIGURATION |
|------------------------------------------------------------|
| COM/Address | JP17 | JP18 |
|------------------+--------------------+--------------------|
| » | COM2/2F8h | pins 1 & 2 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | COM1/3F8h | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | COM4/238h | pins 1 & 2 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+