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# UNIDENTIFIED
PM-540
Card Type Multi I/O card
Hard Drives Two IDE drives
supported
Floppy drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives
supported
I/O options Hard drive connector, floppy drive connector,
serial ports (2), parallel port
Data Bus 16-bit ISA
Card Size Half-length, full-height card
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location | Function | Location |
|-------------------+----------+------------------+----------|
| 4-pin connector - | J1 | 10-pin serial | J4 |
| drive active LED | | port 2 - | |
| | | internal | |
|-------------------+----------+------------------+----------|
| 40-pin primary | J2 | 9-pin serial | J5 |
| IDE(AT) connector | | port 1 - | |
| | | external | |
|-------------------+----------+------------------+----------|
| 34-pin cable | J3 | 25-pin parallel | J6 |
| connector - | | port - external | |
| floppy drive | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O ADDRESS ENABLE SELECTION |
|------------------------------------------------------------|
| I/O address | JP1 | JP2 |
|------------------------+-----------------+-----------------|
| » | Enabled | Closed | Closed |
|---+--------------------+-----------------+-----------------|
| | Disabled | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP3/E | JP3/F |
|------------------------+-----------------+-----------------|
| » | LPT1 (378h) | Closed | Open |
|---+--------------------+-----------------+-----------------|
| | LPT2 (278h) | Open | Closed |
|---+--------------------+-----------------+-----------------|
| | Disabled | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP3/A | JP3/C |
|------------------------+-----------------+-----------------|
| » | COM1 (3F8h) | Closed | Open |
|---+--------------------+-----------------+-----------------|
| | COM3 (3E8h) | Open | Closed |
|---+--------------------+-----------------+-----------------|
| | COM4 (2E8h) | Closed | Closed |
|---+--------------------+-----------------+-----------------|
| | Disabled | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP3/B | JP3/D |
|------------------------+-----------------+-----------------|
| » | COM2 (2F8h) | Closed | Open |
|---+--------------------+-----------------+-----------------|
| | COM3 (3E8h) | Closed | Closed |
|---+--------------------+-----------------+-----------------|
| | COM4 (2E8h) | Open | Closed |
|---+--------------------+-----------------+-----------------|
| | Disabled | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP4/F | JP4/G | JP4/H |
|----------------+--------------+--------------+-------------|
| » | IRQ4 | Open | Open | Closed |
|---+------------+--------------+--------------+-------------|
| | IRQ5 | Open | Closed | Open |
|---+------------+--------------+--------------+-------------|
| | IRQ9 | Closed | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP4/C | JP4/D | JP4/E |
|----------------+--------------+--------------+-------------|
| » | IRQ3 | Open | Open | Closed |
|---+------------+--------------+--------------+-------------|
| | IRQ5 | Closed | Open | Open |
|---+------------+--------------+--------------+-------------|
| | IRQ9 | Open | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP4/A | JP4/B |
|-------------------------+-----------------+----------------|
| | IRQ5 | Open | Closed |
|----+--------------------+-----------------+----------------|
| » | IRQ7 | Closed | Open |
|----+--------------------+-----------------+----------------|
| | Disabled | Open | Open |
+------------------------------------------------------------+