TEXT View Source
# UNIDENTIFIED
L20E
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | 32-bit, VL-bus |
|-------------------+----------------------------------------|
| 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 |
|----------------------------------------------+-------------|
| 40-pin IDE (AT) interface connector - port 1 | CN1 |
|----------------------------------------------+-------------|
| 4-pin connector - drive active LED | CN2 |
|----------------------------------------------+-------------|
| VESA-feature connector | CN3 |
|----------------------------------------------+-------------|
| 10-pin serial port 1 | CN4 |
|----------------------------------------------+-------------|
| 10-pin serial port 2 | CN5 |
|----------------------------------------------+-------------|
| 4-pin connector - drive active LED | J5 |
|----------------------------------------------+-------------|
| 15-pin analog video port | J8 |
|----------------------------------------------+-------------|
| 25-pin parallel port | J21 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|------------------------------------+----------+------------|
| » | Factory configured - do not | JP1 | N/A |
| | alter | | |
|---+--------------------------------+----------+------------|
| » | VGA IRQ9 enabled | JP2 | Closed |
|---+--------------------------------+----------+------------|
| | VGA IRQ9 disabled | JP2 | Open |
|---+--------------------------------+----------+------------|
| » | Floppy drive enabled | J14 | Pins 1 & 2 |
| | | | closed |
|---+--------------------------------+----------+------------|
| | Floppy drive disabled | J14 | Pins 2 & 3 |
| | | | closed |
|---+--------------------------------+----------+------------|
| » | Factory configured - do not | J16 | Pins 1 & 2 |
| | alter | | closed |
|---+--------------------------------+----------+------------|
| » | Parallel port uses IRQ7 | J17 | Pins 2 & 3 |
| | | | closed |
|---+--------------------------------+----------+------------|
| | Parallel port uses IRQ5 | J17 | Pins 1 & 2 |
| | | | closed |
|---+--------------------------------+----------+------------|
| » | Video port enabled | J22 | Pins 1 & 2 |
| | | | closed |
|---+--------------------------------+----------+------------|
| | Video port disabled | J22 | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| UARTS |
|------------------------------------------------------------|
| UART 1 | UART 2 | J9 | J10 | J11 |
|---------------+-----------+------------+---------+---------|
| » | Enabled | Enabled | Pins 1 & 2 | Pins 1 | Pins 1 |
| | | | closed | & 2 | & 2 |
| | | | | closed | closed |
|---+-----------+-----------+------------+---------+---------|
| | Enabled | Disabled | Pins 1 & 2 | Pins 2 | Pins 1 |
| | | | closed | & 3 | & 2 |
| | | | | closed | closed |
|---+-----------+-----------+------------+---------+---------|
| | Controls | Controls | Pins 2 & 3 | Pins 1 | Pins 1 |
| | Port 2 | Port 1 | closed | & 2 | & 2 |
| | | | | closed | closed |
|---+-----------+-----------+------------+---------+---------|
| | Disabled | Controls | Pins 2 & 3 | Pins 1 | Pins 2 |
| | | Port 1 | closed | & 2 | & 3 |
| | | | | closed | closed |
|---+-----------+-----------+------------+---------+---------|
| | Disabled | Enabled | Pins 1 & 2 | Pins 1 | Pins 2 |
| | | | closed | & 2 | & 3 |
| | | | | closed | closed |
|---+-----------+-----------+------------+---------+---------|
| | Controls | Disabled | Pins 2 & 3 | Pins 2 | Pins 1 |
| | Port 2 | | closed | & 3 | & 2 |
| | | | | closed | closed |
|---+-----------+-----------+------------+---------+---------|
| | Disabled | Disabled | N/A | Pins 2 | Pins 2 |
| | | | | & 3 | & 3 |
| | | | | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORTS 1 & 2 CONFIGURATIONS |
|------------------------------------------------------------|
| Port 1 | Port 2 | J19 | J20 |
|-----------+--------+-------------------+-------------------|
| » | COM1 | COM2 | Pins 1 & 2 closed | Pins 2 & 3 closed |
|---+-------+--------+-------------------+-------------------|
| | COM1 | COM4 | Pins 1 & 2 closed | Pins 1 & 2 closed |
|---+-------+--------+-------------------+-------------------|
| | COM2 | COM3 | Pins 2 & 3 closed | Pins 1 & 2 closed |
|---+-------+--------+-------------------+-------------------|
| | COM3 | COM4 | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT CONFIGURATION |
|------------------------------------------------------------|
| LPT | J12 | J13 |
|------------------+--------------------+--------------------|
| » | LPT1 | Pins 1 & 2 closed | Pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | LPT2 | Pins 1 & 2 closed | Pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | LPT3 | Pins 2 & 3 closed | Pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HARD DRIVE |
|------------------------------------------------------------|
| Setting | J15 | J18 |
|------------------------+-----------------+-----------------|
| » | HDD enabled | Closed | Closed |
|---+--------------------+-----------------+-----------------|
| | HDD disabled | Open | Open |
+------------------------------------------------------------+