(TXT) View Source
# DTK COMPUTER, INC.
PTI-227B
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | 16-bit, ISA |
|-------------------+----------------------------------------|
| Size: | Half-length, half-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 |
|-----------------------------------------------+------------|
| 40-pin IDE(AT) Interface connector | J2 |
|-----------------------------------------------+------------|
| 16-pin game port - internal | J3 |
|-----------------------------------------------+------------|
| 10-pin serial port (COM1/3/4) - external | J4 |
|-----------------------------------------------+------------|
| 10-pin serial port (COM2/3/4) - internal | J6 |
|-----------------------------------------------+------------|
| 25-pin parallel port (LPT1/2/3) - external | J7 |
|-----------------------------------------------+------------|
| 2-pin connector - Drive active LED | JP1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 | JP4/jumper 1 | pins 1 & 2 |
| | 3F6-3F7, 1F0-1F7h | | closed |
|---+----------------------------+--------------+------------|
| | Hard drive port address is | JP4/jumper 1 | pins 2 & 3 |
| | 376-377, 170-177h | | closed |
|---+----------------------------+--------------+------------|
| » | Hard drive enabled | JP4/jumper 2 | pins 2 & 3 |
| | | | closed |
|---+----------------------------+--------------+------------|
| | Hard drive disabled | JP4/jumper 2 | pins 1 & 2 |
| | | | closed |
|---+----------------------------+--------------+------------|
| » | Floppy drive port address | JP4/jumper 3 | pins 1 & 2 |
| | is 3F0-3F7h | | closed |
|---+----------------------------+--------------+------------|
| | Floppy drive port address | JP4/jumper 3 | pins 2 & 3 |
| | is 370-377h | | closed |
|---+----------------------------+--------------+------------|
| » | Floppy drive enabled | JP4/jumper 4 | pins 2 & 3 |
| | | | closed |
|---+----------------------------+--------------+------------|
| | Floppy drive disabled | JP4/jumper 4 | pins 1 & 2 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 (J4) CONFIGURATION |
|------------------------------------------------------------|
| COM | JP2/jumper 1 | JP2/jumper 2 |
|------------------+--------------------+--------------------|
| » | 1 | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | 3 | pins 1 & 2 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | 4 | pins 2 & 3 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 (J6) CONFIGURATION |
|------------------------------------------------------------|
| COM | JP2/jumper 3 | JP2/jumper 4 |
|------------------+--------------------+--------------------|
| » | 2 | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | 3 | pins 2 & 3 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | 4 | pins 1 & 2 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT (J7) CONFIGURATION |
|------------------------------------------------------------|
| LPT | JP2/jumper 5 | JP2/jumper 6 |
|------------------+--------------------+--------------------|
| » | 1 | pins 1 & 2 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | 2 | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | 3 | pins 2 & 3 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 (J4) INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | J5/jumper 1 | J5/jumper 2 | J5/jumper 3 |
|------------+---------------+---------------+---------------|
| | 3 | open | closed | open |
|---+--------+---------------+---------------+---------------|
| » | 4 | closed | open | open |
|---+--------+---------------+---------------+---------------|
| | 5 | open | open | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 (J6) INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | J5/jumper 4 | J5/jumper 5 | J5/jumper 6 |
|------------+---------------+---------------+---------------|
| » | 3 | closed | open | open |
|---+--------+---------------+---------------+---------------|
| | 4 | open | closed | open |
|---+--------+---------------+---------------+---------------|
| | 5 | open | open | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT (J7) INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | J5/jumper 7 | J5/jumper 8 |
|------------------+--------------------+--------------------|
| | 5 | open | closed |
|----+-------------+--------------------+--------------------|
| » | 7 | closed | open |
+------------------------------------------------------------+