(TXT) View Source
# UNIDENTIFIED
NT-120
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | 16-bit, ISA |
|-------------------+----------------------------------------|
| Size: | Three/quarter-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 |
|-----------------------------------------------+------------|
| 34-pin control cable connector - floppy drive | J1 |
|-----------------------------------------------+------------|
| 25-pin parallel port (LPT1/2) - external | J2 |
|-----------------------------------------------+------------|
| 40-pin IDE(AT) Interface connector | J5 |
|-----------------------------------------------+------------|
| 4-pin connector - Drive active LED | J6 |
|-----------------------------------------------+------------|
| 10-pin serial port (COM1/3) - external | J7 |
|-----------------------------------------------+------------|
| 10-pin serial port (COM2/4) - internal | J8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|-----------------------------------+--------------+---------|
| » | IRQ14 passed through to host | W3/jumper 1 | open |
| | bus enabled | | |
|---+-------------------------------+--------------+---------|
| | IRQ14 enabled when active | W3/jumper 1 | closed |
| | signal is false | | |
|---+-------------------------------+--------------+---------|
| » | Single speed floppy drives | W5 | open |
| | supported | | |
|---+-------------------------------+--------------+---------|
| | Dual speed floppy drives | W5 | closed |
| | supported | | |
|---+-------------------------------+--------------+---------|
| » | Hard drive enabled | W9/jumper 1, | closed |
| | | 2 | |
|---+-------------------------------+--------------+---------|
| | Hard drive disabled | W9/jumper 1, | open |
| | | 2 | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOPPY DRIVE ADDRESS |
|------------------------------------------------------------|
| Function | W4/jumper 1 | W4/jumper 2 |
|----------------------------+----------------+--------------|
| » | 3F0 - 3F7h | closed | open |
|---+------------------------+----------------+--------------|
| | 370 - 377h | closed | closed |
|---+------------------------+----------------+--------------|
| | Disabled | open | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECT |
|------------------------------------------------------------|
| IRQ | W7/jumper 1 | W7/jumper 2 |
|-----------------------------+----------------+-------------|
| » | IRQ7 | closed | open |
|---+-------------------------+----------------+-------------|
| | IRQ5 | open | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT INTERRUPT SELECT |
|------------------------------------------------------------|
| Port 2 | W7 |
|----------+-------------------------------------------------|
| » | IRQ3 | Jumper 3 closed |
|---+------+-------------------------------------------------|
| | IRQ4 | Top (pin 1) of Jumper 3 and top (pin 1) of |
| | | jumper 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT INTERRUPT SELECT |
|------------------------------------------------------------|
| Port 1 | W7 |
|----------+-------------------------------------------------|
| » | IRQ4 | Jumper 4 closed |
|---+------+-------------------------------------------------|
| | IRQ3 | Bottom (pin 2) of Jumper 3 and bottom (pin2) of |
| | | Jumper 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT CONFIGURATION |
|------------------------------------------------------------|
| LPT | W8/Jumper 1 | W8/Jumper 2 |
|-----------------------------+----------------+-------------|
| » | 1 | closed | open |
|---+-------------------------+----------------+-------------|
| | 2 | closed | closed |
|---+-------------------------+----------------+-------------|
| | Disabled | open | n/a |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT CONFIGURATION |
|------------------------------------------------------------|
| Port 1 (J7) | W8/jumper 3 | W8/jumper 4 |
|-----------------------------+----------------+-------------|
| » | COM1 | closed | open |
|-----+-----------------------+----------------+-------------|
| | COM3 | open | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT CONFIGURATION |
|------------------------------------------------------------|
| Port 2 (J8) | W8/jumper 5 | W8/jumper 6 |
|-----------------------------+----------------+-------------|
| » | COM2 | closed | open |
|-----+-----------------------+----------------+-------------|
| | COM4 | open | closed |
+------------------------------------------------------------+