TEXT View Source
# PC & C RESEARCH CORPORATION
DYNOVA 386SX-5
Processor 80386SX
Processor 16/20MHz
Speed
Chip Set Intel/VLSI
Max. Onboard 4MB
DRAM
Cache None
BIOS AMI/Award
Dimensions 335mm x 218mm
I/O Options Parallel port, serial ports (2), floppy drive
interfaces (2), IDE interface
NPU Options 80387SX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------------+----------+---------------+----------|
| External battery | J2 | Speaker | J29 |
|----------------------+----------+---------------+----------|
| Parallel port | J5 | Turbo switch | J34 |
|----------------------+----------+---------------+----------|
| Serial port (COM1/3) | J6 | Power LED & | J35 |
| | | keylock | |
|----------------------+----------+---------------+----------|
| Serial port (COM2/4) | J7 | Reset switch | J36 |
|----------------------+----------+---------------+----------|
| Floppy interface | J24 | Turbo LED | J37 |
| drives 1 & 2 | | | |
|----------------------+----------+---------------+----------|
| Floppy interface | J25 | IDE LED | J38 |
| drives 3 & 4 | | | |
|----------------------+----------+---------------+----------|
| IDE interface | J26 | Front panel | J39 |
| | | assembly | |
|------------------------------------------------------------|
| Note:The front panel assembly (J39) incorporates all the |
| functions of J34, J35, J36, J37, and J38. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|-------------------------------+---------------+------------|
| » | Factory configured - do | J27 | Open |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | J28 | Open |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | CPU speed select | J33 | pins 1 & 2 |
| | switchable from turbo | | closed |
| | switch | | |
|---+---------------------------+---------------+------------|
| | CPU speed select | J33 | pins 2 & 3 |
| | switchable from keyboard | | closed |
|---+---------------------------+---------------+------------|
| » | Parallel port (J12) | SW1/5 | On |
| | enabled | | |
|---+---------------------------+---------------+------------|
| | Parallel port (J12) | SW1/5 | Off |
| | disabled | | |
|---+---------------------------+---------------+------------|
| » | Parallel port (J12) | SW1/6 | Off |
| | address select 378h | | |
|---+---------------------------+---------------+------------|
| | Parallel port (J12) | SW1/6 | On |
| | address select 27Fh | | |
|---+---------------------------+---------------+------------|
| » | IDE interface enabled | SW1/9 | On |
|---+---------------------------+---------------+------------|
| | IDE interface disabled | SW1/9 | Off |
|---+---------------------------+---------------+------------|
| » | Monitor type select | SW1/10 | Off |
| | monochrome | | |
|---+---------------------------+---------------+------------|
| | Monitor type select color | SW1/10 | On |
|---+---------------------------+---------------+------------|
| » | Floppy drive interfaces | SW1/11 | On |
| | (J24 & J25) enabled | | |
|---+---------------------------+---------------+------------|
| | Floppy drive interfaces | SW1/11 | Off |
| | (J24 & J25) disabled | | |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | SW1/12 | N/A |
| | not alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|--------+------------+------------+------------+------------|
| 512KB | (2) 256K x | NONE | NONE | NONE |
| | 9 | | | |
|--------+------------+------------+------------+------------|
| 1MB | (2) 256K x | (2) 256K x | NONE | NONE |
| | 9 | 9 | | |
|--------+------------+------------+------------+------------|
| 1.5MB | (2) 256K x | (2) 256K x | (2) 256K x | NONE |
| | 9 | 9 | 9 | |
|--------+------------+------------+------------+------------|
| 2MB | (2) 256K x | (2) 256K x | (2) 256K x | (2) 256K x |
| | 9 | 9 | 9 | 9 |
|--------+------------+------------+------------+------------|
| 2MB | (2) 1M x 9 | NONE | NONE | NONE |
|--------+------------+------------+------------+------------|
| 3MB | (2) 256K x | (2) 256K x | (2) 1M x 9 | NONE |
| | 9 | 9 | | |
|--------+------------+------------+------------+------------|
| 4MB | (2) 1M x 9 | (2) 1M x 9 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 4.5MB | (2) 1M x 9 | (2) 1M x 9 | (2) 256K x | NONE |
| | | | 9 | |
|--------+------------+------------+------------+------------|
| 5MB | (2) 256K x | (2) 256K x | (2) 1M x 9 | (2) 1M x 9 |
| | 9 | 9 | | |
|--------+------------+------------+------------+------------|
| 6MB | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 | NONE |
|--------+------------+------------+------------+------------|
| 8MB | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 |
|--------+------------+------------+------------+------------|
| 8MB | (2) 4M x 9 | NONE | NONE | NONE |
|--------+------------+------------+------------+------------|
| 8.5MB | (2) 256K x | (2) 4M x 9 | NONE | NONE |
| | 9 | | | |
|--------+------------+------------+------------+------------|
| 9MB | (2) 256K x | (2) 256K x | (2) 4M x 9 | NONE |
| | 9 | 9 | | |
|--------+------------+------------+------------+------------|
| 10MB | (2) 1M x 9 | (2) 4M x 9 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 12MB | (2) 1M x 9 | (2) 1M x 9 | (2) 4M x 9 | NONE |
|--------+------------+------------+------------+------------|
| 16MB | (2) 4M x 9 | (2) 4M x 9 | NONE | NONE |
|--------+------------+------------+------------+------------|
| 16.5MB | (2) 4M x 9 | (2) 4M x 9 | (2) 256K x | NONE |
| | | | 9 | |
|--------+------------+------------+------------+------------|
| 17MB | (2) 256K x | (2) 256K x | (2) 4M x 9 | (2) 4M x 9 |
| | 9 | 9 | | |
|--------+------------+------------+------------+------------|
| 18MB | (2) 4M x 9 | (2) 4M x 9 | (2) 1M x 9 | NONE |
|--------+------------+------------+------------+------------|
| 20MB | (2) 1M x 9 | (2) 1M x 9 | (2) 4M x 9 | (2) 4M x 9 |
|--------+------------+------------+------------+------------|
| 24MB | (2) 4M x 9 | (2) 4M x 9 | (2) 4M x 9 | NONE |
|--------+------------+------------+------------+------------|
| 32MB | (2) 4M x 9 | (2) 4M x 9 | (2) 4M x 9 | (2) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | J30 | J31 | J32 |
|---------------+--------------+--------------+--------------|
| 16MHz | Open | Open | Closed |
|---------------+--------------+--------------+--------------|
| 20MHz | Open | Closed | Open |
|---------------+--------------+--------------+--------------|
| 25MHz | Closed | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT IRQ CONFIGURATION |
|------------------------------------------------------------|
| IRQ | SW1/7 | SW1/8 |
|-------------------+--------------------+-------------------|
| IRQ7 | On | Off |
|-------------------+--------------------+-------------------|
| IRQ5 | Off | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 CONFIGURATION |
|------------------------------------------------------------|
| IRQ | SW1/1 | SW1/2 |
|--------------------+-------------------+-------------------|
| COM1/IRQ4/3F8-3FFh | On | Off |
|--------------------+-------------------+-------------------|
| COM3/IRQ4/3E8-3EFh | On | On |
|--------------------+-------------------+-------------------|
| Disabled | Off | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 CONFIGURATION |
|------------------------------------------------------------|
| IRQ | SW1/3 | SW1/4 |
|--------------------+-------------------+-------------------|
| COM2/IRQ3/2FFh | On | On |
|--------------------+-------------------+-------------------|
| COM4/IRQ3/2EFh | Off | Off |
|--------------------+-------------------+-------------------|
| Disabled | Off | On |
+------------------------------------------------------------+