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# LAVA COMPUTER MANUFACTURING, INC.
LAVA COMPLETE-550P
Card Type Hard drive controller
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
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-----------------------+-------+--------------------+-------|
| 9-pin serial port 1 - | CN1 | 40-pin primary | CN5 |
| external | | IDE(AT) connector | |
|-----------------------+-------+--------------------+-------|
| 25-pin parallel port | CN2 | 4-pin connector - | CN6 |
| - external | | drive active LED | |
|-----------------------+-------+--------------------+-------|
| 10-pin serial port 2 | CN3 | 26-pin parallel | CN7 |
| - internal | | port - internal | |
|-----------------------+-------+--------------------+-------|
| 34-pin cable | CN4 | | |
| connector - floppy | | | |
| drive | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| Parallel port 2 IRQ 5 enabled | JP12 | Pins 1 & 2 |
| | | closed |
|-------------------------------------+-------+--------------|
| Parallel port 2 IRQ 7 enabled | JP12 | Pins 2 & 3 |
| | | closed |
|-------------------------------------+-------+--------------|
| Parallel port 1 IRQ 5 enabled | JP13 | Pins 1 & 2 |
| | | closed |
|-------------------------------------+-------+--------------|
| Parallel port 1 IRQ 7 enabled | JP13 | Pins 2 & 3 |
| | | closed |
|-------------------------------------+-------+--------------|
| IDE(AT) interface enabled | JP17A | Pins 1 & 2 |
| | | closed |
|-------------------------------------+-------+--------------|
| IDE(AT) interface disabled | JP17A | Pins 2 & 3 |
| | | closed |
|-------------------------------------+-------+--------------|
| IDE(AT) is secondary in system | JP17B | Pins 1 & 2 |
| | | closed |
|-------------------------------------+-------+--------------|
| IDE(AT) is primary in system | JP17B | Pins 2 & 3 |
| | | closed |
|-------------------------------------+-------+--------------|
| Floppy drive interface enabled | JP18A | Pins 1 & 2 |
| | | closed |
|-------------------------------------+-------+--------------|
| Floppy drive interface disabled | JP18A | Pins 2 & 3 |
| | | closed |
|-------------------------------------+-------+--------------|
| Floppy drive is secondary in system | JP18B | Pins 1 & 2 |
| | | closed |
|-------------------------------------+-------+--------------|
| Floppy drive is primary in system | JP18B | Pins 2 & 3 |
| | | closed |
|-------------------------------------+-------+--------------|
| Parallel port 2 is bi-directional | JP19 | Pins 1 & 2 |
| | | closed |
|-------------------------------------+-------+--------------|
| Parallel port 2 is uni-directional | JP19 | Pins 2 & 3 |
| | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL 1 (ECP MODE) DMA CHANNEL SELECTION |
|------------------------------------------------------------|
| Channel | JP14 | JP15 |
|------------------+--------------------+--------------------|
| 1 | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 3 | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT 2 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP16/A | JP16/B |
|------------------+--------------------+--------------------|
| LPT1 (378h) | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| LPT2 (278h) | Pins 1 & 2 closed | Pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| Disabled | Pins 2 & 3 closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT 1 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP21/A | JP21/B |
|------------------+--------------------+--------------------|
| LPT0 (3BCh) | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| LPT1 (378h) | Pins 1 & 2 closed | Pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| LPT2 (278h) | Pins 2 & 3 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| Disabled | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT 1 MODE SELECTION |
|------------------------------------------------------------|
| Setting | JP20/A | JP20/B |
|--------------------+-------------------+-------------------|
| Printer | Pins 1 & 2 closed | Pins 1 & 2 closed |
|--------------------+-------------------+-------------------|
| EPP | Pins 1 & 2 closed | Pins 2 & 3 closed |
|--------------------+-------------------+-------------------|
| EPP/ECP | Pins 2 & 3 closed | Pins 1 & 2 closed |
|--------------------+-------------------+-------------------|
| External floppy | Pins 2 & 3 closed | Pins 2 & 3 closed |
| disk | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP22/A |
|----------------------------+-------------------------------|
| COM1 | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| COM3 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| Disabled | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP22/B |
|----------------------------+-------------------------------|
| COM2 | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| COM4 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| Disabled | Open |
+------------------------------------------------------------+
+---------------------------------------------------------------+
| SERIAL PORT 1 INTERRUPT SELECTION |
|---------------------------------------------------------------|
|Setting| JP4/ | JP5/ | JP6/ | JP7/ | JP8/ | JP9/ |JP10/ |JP11/ |
| | | | | | | | | |
| | pins | pins | pins | pins | pins | pins | pins | pins |
| | | | | | | | | |
| |2 & 3 |2 & 3 |2 & 3 |2 & 3 |2 & 3 |2 & 3 |2 & 3 |2 & 3 |
|-------+------+------+------+------+------+------+------+------|
| IRQ2 | Open | Open | Open | Open | Open |Closed| Open | Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ3 | Open | Open | Open | Open | Open | Open | Open |Closed|
|-------+------+------+------+------+------+------+------+------|
| IRQ4 | Open | Open | Open | Open | Open | Open |Closed| Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ5 | Open | Open | Open | Open |Closed| Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ10 | Open | Open | Open |Closed| Open | Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ11 | Open | Open |Closed| Open | Open | Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ12 | Open |Closed| Open | Open | Open | Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ15 |Closed| Open | Open | Open | Open | Open | Open | Open |
+---------------------------------------------------------------+
+---------------------------------------------------------------+
| SERIAL PORT 2 INTERRUPT SELECTION |
|---------------------------------------------------------------|
|Setting| JP4/ | JP5/ | JP6/ | JP7/ | JP8/ | JP9/ |JP10/ |JP11/ |
| | | | | | | | | |
| | pins | pins | pins | pins | pins | pins | pins | pins |
| | | | | | | | | |
| |1 & 2 |1 & 2 |1 & 2 |1 & 2 |1 & 2 |1 & 2 |1 & 2 |1 & 2 |
|-------+------+------+------+------+------+------+------+------|
| IRQ2 | Open | Open | Open | Open | Open |Closed| Open | Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ3 | Open | Open | Open | Open | Open | Open | Open |Closed|
|-------+------+------+------+------+------+------+------+------|
| IRQ4 | Open | Open | Open | Open | Open | Open |Closed| Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ5 | Open | Open | Open | Open |Closed| Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ10 | Open | Open | Open |Closed| Open | Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ11 | Open | Open |Closed| Open | Open | Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ12 | Open |Closed| Open | Open | Open | Open | Open | Open |
|-------+------+------+------+------+------+------+------+------|
| IRQ15 |Closed| Open | Open | Open | Open | Open | Open | Open |
+---------------------------------------------------------------+