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# LAVA COMPUTER MANUFACTURING, INC.
LAVA COMPLETE-550 V.4
Card Type Multi-I/O card
Hard Drives Two IDE (AT) drives
supported
Floppy drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives
supported
Data Bus 16-bit ISA
Card Size Half-length, full-height card
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|-------------------+----------+------------------+----------|
| 34-pin cable | CN1 | 9-pin serial | CN4 |
| connector - | | port 1 - | |
| floppy drive | | external | |
|-------------------+----------+------------------+----------|
| 40-pin primary | CN2 | 25-pin parallel | CN5 |
| IDE(AT) connector | | port - external | |
|-------------------+----------+------------------+----------|
| 10-pin serial | CN3 | 4-pin connector | LED1 |
| port 2 - internal | | - drive active | |
| | | LED | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------+-------+-----------------|
| Floppy drive interface enabled | JP1 | Pins 1 & 2 |
| | | closed |
|----------------------------------+-------+-----------------|
| Floppy drive interface disabled | JP1 | Pins 2 & 3 |
| | | closed |
|----------------------------------+-------+-----------------|
| Floppy drive primary | JP2 | Pins 2 & 3 |
| | | closed |
|----------------------------------+-------+-----------------|
| Floppy drive secondary | JP2 | Pins 1 & 2 |
| | | closed |
|----------------------------------+-------+-----------------|
| IDE(AT) interface enabled | JP3 | Pins 1 & 2 |
| | | closed |
|----------------------------------+-------+-----------------|
| IDE(AT) interface disabled | JP3 | Pins 2 & 3 |
| | | closed |
|----------------------------------+-------+-----------------|
| IDE primary | JP4 | Pins 2 & 3 |
| | | closed |
|----------------------------------+-------+-----------------|
| IDE secondary | JP4 | Pins 1 & 2 |
| | | closed |
|----------------------------------+-------+-----------------|
| Parallel port is uni-directional | JP13 | Pins 1 & 2 |
| | | closed |
|----------------------------------+-------+-----------------|
| Parallel port is bi-directional | JP13 | Pins 2 & 3 |
| | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP7 | JP8 |
|------------------+--------------------+--------------------|
| LPT1 (378h) | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| LPT2 (278h) | Pins 1 & 2 closed | Pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| LPT3 (3BCh) | Pins 2 & 3 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| Disabled | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP5 |
|----------------------------+-------------------------------|
| COM1 (3F8h) | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| COM3 (3E8h) | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| Disabled | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP6 |
|----------------------------+-------------------------------|
| COM2 (2F8h) | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| COM4 (2E8h) | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| Disabled | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ |JP9/A |JP9/B |JP9/C |JP9/D |JP9/E |JP9/F | JP10 |JP11 |
|-----+------+------+------+------+------+------+------+-----|
|Open |2 & 3 | Open | Open | Open | Open | Open | Open |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ3 | Open | Open | Open | Open | Open | Open | Open |2 & 3|
|-----+------+------+------+------+------+------+------+-----|
|IRQ4 | Open | Open | Open | Open | Open | Open |2 & 3 |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ5 | Open |2 & 3 | Open | Open | Open | Open | Open |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ10| Open | Open |2 & 3 | Open | Open | Open | Open |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ11| Open | Open | Open |2 & 3 | Open | Open | Open |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ12| Open | Open | Open | Open |2 & 3 | Open | Open |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ13| Open | Open | Open | Open | Open |2 & 3 | Open |Open |
|------------------------------------------------------------|
|Note: Pins designated are in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ |JP9/A |JP9/B |JP9/C |JP9/D |JP9/E |JP9/F | JP10 |JP11 |
|-----+------+------+------+------+------+------+------+-----|
|IRQ2 |1 & 2 | Open | Open | Open | Open | Open | Open |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ3 | Open | Open | Open | Open | Open | Open | Open |1 & 2|
|-----+------+------+------+------+------+------+------+-----|
|IRQ4 | Open | Open | Open | Open | Open | Open |1 & 2 |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ5 | Open |1 & 2 | Open | Open | Open | Open | Open |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ10| Open | Open |1 & 2 | Open | Open | Open | Open |Open |
|-----+------+------+------+------+------+------+------+-----|
|Open | Open | Open | Open |1 & 2 | Open | Open | Open |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ12| Open | Open | Open | Open |1 & 2 | Open | Open |Open |
|-----+------+------+------+------+------+------+------+-----|
|IRQ13| Open | Open | Open | Open | Open |1 & 2 | Open |Open |
|------------------------------------------------------------|
|Note: Pins designated are in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP12 |
|----------------------------+-------------------------------|
| IRQ5 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| IRQ7 | Pins 2 & 3 closed |
+------------------------------------------------------------+