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# VIVA COMPUTER COMPANY
W757BF-556 REV. 1
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | 16-bit, ISA |
|-------------------+----------------------------------------|
| Size: | Half-length, full-height card |
|-------------------+----------------------------------------|
| Hard drive | Two IDE (AT) Interface drives |
| supported: | |
|-------------------+----------------------------------------|
| Floppy drives | Two 360KB, 720KB, 1.2MB, or 1.44MB |
| supported: | drives |
+------------------------------------------------------------+
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|-----------------------------------------------+------------|
| 40-pin IDE(AT) Interface connector | JP1 |
|-----------------------------------------------+------------|
| 2-pin connector - Drive active LED | JP2 |
|-----------------------------------------------+------------|
| 34-pin control cable connector - floppy drive | JP7 |
|-----------------------------------------------+------------|
| 15-pin game port - internal | JP8 |
|-----------------------------------------------+------------|
| 10-pin serial port (COM2/3/4) - internal | JP9 |
|-----------------------------------------------+------------|
| 10-pin serial port (COM1/3/4) - external | JP10 |
|-----------------------------------------------+------------|
| 25-pin parallel port (LPT1/2/3) - external | JP11 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|--------------------------------+--------------+------------|
| » | Parallel port is | JP3 | closed |
| | uni-directional | | |
|---+----------------------------+--------------+------------|
| | Parallel port is | JP3 | open |
| | bi-directional | | |
|---+----------------------------+--------------+------------|
| » | Hard drive port address is | JP5/jumper 1 | pins 1 & 2 |
| | 1F0-1F7, 3F6 & 3F7h | | closed |
|---+----------------------------+--------------+------------|
| | Hard drive port address is | JP5/jumper 1 | pins 2 & 3 |
| | 170-177, 376 & 377h | | closed |
|---+----------------------------+--------------+------------|
| » | Floppy drive port address | JP5/jumper 2 | pins 1 & 2 |
| | is 3F0-3F7h | | closed |
|---+----------------------------+--------------+------------|
| | Floppy drive port address | JP5/jumper 2 | pins 2 & 3 |
| | is 370-377h | | closed |
|---+----------------------------+--------------+------------|
| » | Floppy drive booting | JP5/jumper 3 | pins 2 & 3 |
| | sequence A:/B: | | closed |
|---+----------------------------+--------------+------------|
| | Floppy drive booting | JP5/jumper 3 | pins 1 & 2 |
| | sequence B:/A: | | closed |
|---+----------------------------+--------------+------------|
| » | Hard drive enabled | JP5/jumper 4 | pins 2 & 3 |
| | | | closed |
|---+----------------------------+--------------+------------|
| | Hard drive disabled | JP5/jumper 4 | pins 1 & 2 |
| | | | closed |
|---+----------------------------+--------------+------------|
| » | Floppy drive enabled | JP5/jumper 5 | pins 2 & 3 |
| | | | closed |
|---+----------------------------+--------------+------------|
| | Floppy drive disabled | JP5/jumper 5 | pins 1 & 2 |
| | | | closed |
|---+----------------------------+--------------+------------|
| » | Game port enabled | JP12 | closed |
|---+----------------------------+--------------+------------|
| | Game port disabled | JP12 | open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT CONFIGURATION |
|------------------------------------------------------------|
| Port 1 (JP10) | JP4/jumper 1 | JP4/jumper 2 |
|------------------+--------------------+--------------------|
| » | COM1 | pins 2 & 3 closed | pins 1 & 2 closed |
|----+-------------+--------------------+--------------------|
| | COM3 | pins 1 & 2 closed | pins 2 & 3 closed |
|----+-------------+--------------------+--------------------|
| | COM4 | pins 2 & 3 closed | pins 2 & 3 closed |
|----+-------------+--------------------+--------------------|
| | Disabled | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT CONFIGURATION |
|------------------------------------------------------------|
| Port 2 (JP9) | JP4/jumper 3 | JP4/jumper 6 |
|------------------+--------------------+--------------------|
| » | COM2 | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | COM3 | pins 2 & 3 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | COM4 | pins 1 & 2 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT CONFIGURATION |
|------------------------------------------------------------|
| LPT | JP4/jumper 4 | JP4/jumper 5 |
|------------------+--------------------+--------------------|
| » | LPT2 | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | LPT1 | pins 2 & 3 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | LPT3 | pins 1 & 2 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT INTERRUPT REQUEST |
|------------------------------------------------------------|
| Port 1 (JP10) | JP6/jumper 1 | JP6/jumper 2 | JP6/jumper 3 |
|---------------+--------------+--------------+--------------|
| » | IRQ4 | Closed | Open | Open |
|------+--------+--------------+--------------+--------------|
| | IRQ3 | Open | Closed | Open |
|------+--------+--------------+--------------+--------------|
| | IRQ5 | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT INTERRUPT REQUEST |
|------------------------------------------------------------|
| Port 2 (JP9) | JP6/jumper 4 | JP6/jumper 5 | JP6/jumper 6 |
|---------------+--------------+--------------+--------------|
| » | IRQ3 | Closed | Open | Open |
|------+--------+--------------+--------------+--------------|
| | IRQ4 | Open | Closed | Open |
|------+--------+--------------+--------------+--------------|
| | IRQ5 | Open | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | JP6/jumper 7 | JP6/jumper 8 |
|------------------+--------------------+--------------------|
| » | IRQ7 | Closed | Open |
|---+--------------+--------------------+--------------------|
| | IRQ5 | Open | Closed |
+------------------------------------------------------------+