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# KOUWELL ELECTRONICS CORPORATION
KW-556A V.1.1
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | 16-bit, ISA |
|-------------------+----------------------------------------|
| Size: | Full-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 |
|-----------------------------------------------+------------|
| 4-pin connector - drive active LED | J1 |
|-----------------------------------------------+------------|
| 40-pin IDE (AT) Interface connector | J2 |
|-----------------------------------------------+------------|
| 34-pin control cable connector - floppy drive | J3 |
|-----------------------------------------------+------------|
| 16-pin game port - internal | J4 |
|-----------------------------------------------+------------|
| 10-pin serial port (COM1/3) - internal | J5 |
|-----------------------------------------------+------------|
| 9-pin serial port - external | J6 |
|-----------------------------------------------+------------|
| 25-pin parallel port (LPT1/2) - external | J7 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 ADDRESS |
|------------------------------------------------------------|
| Setting | JP2 | JP3 | JP4 | JP5 |
|----------------+----------+----------+----------+----------|
| COM1(3F8-3FFh) | closed | open | open | open |
|----------------+----------+----------+----------+----------|
| COM2(2F8-2FFh) | open | closed | open | open |
|----------------+----------+----------+----------+----------|
| COM3(3E8-3EFh) | open | open | closed | open |
|----------------+----------+----------+----------+----------|
| COM4(2E8-2EFh) | open | open | open | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 ADDRESS |
|------------------------------------------------------------|
| Setting | JP6 | JP7 | JP8 | JP9 |
|----------------+----------+----------+----------+----------|
| COM1(3F8-3FFh) | closed | open | open | open |
|----------------+----------+----------+----------+----------|
| COM2(2F8-2FFh) | open | closed | open | open |
|----------------+----------+----------+----------+----------|
| COM3(3E8-3EFh) | open | open | closed | open |
|----------------+----------+----------+----------+----------|
| COM4(2E8-2EFh) | open | open | open | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 INTERRUPT SELECT |
|------------------------------------------------------------|
| IRQ | JP16 | JP17 | JP18 | JP19 |
|----------+------------+------------+-----------+-----------|
| IRQ3 | closed | open | open | open |
|----------+------------+------------+-----------+-----------|
| IRQ4 | open | closed | open | open |
|----------+------------+------------+-----------+-----------|
| IRQ5 | open | open | closed | open |
|----------+------------+------------+-----------+-----------|
| IRQ9 | open | open | open | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 INTERRUPT SELECT |
|------------------------------------------------------------|
| IRQ | JP20 | JP21 | JP22 | JP23 |
|----------+------------+------------+-----------+-----------|
| IRQ3 | closed | open | open | open |
|----------+------------+------------+-----------+-----------|
| IRQ4 | open | closed | open | open |
|----------+------------+------------+-----------+-----------|
| IRQ5 | open | open | closed | open |
|----------+------------+------------+-----------+-----------|
| IRQ9 | open | open | open | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT ADDRESS SELECT |
|------------------------------------------------------------|
| I/O Address | JP24 | JP25 |
|---------------------+-------------------+------------------|
| 378h | closed | open |
|---------------------+-------------------+------------------|
| 278h | open | closed |
|---------------------+-------------------+------------------|
| Disabled | open | open |
|------------------------------------------------------------|
| Note: The parallel port Interrupt is fixed at IRQ7. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| IDE DRIVE ACTIVE LED NOTE |
|------------------------------------------------------------|
| Note: You may use the pins 1 & 2 or 3 & 4 for the HDD |
| active LED connection. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOPPY DRIVE SELECT |
|------------------------------------------------------------|
| Setting | JP12 | JP15 |
|------------------------+-----------------+-----------------|
| ยป | Enabled | closed | open |
|---+--------------------+-----------------+-----------------|
| | Disabled | open | closed |
+------------------------------------------------------------+