(TXT) View Source
# DEICO ELECTRONICS, INC.
386NSX
Processor 80386SX
Processor Speed 16/20/25MHz
Chip Set OPTI
Max. Onboard 16MB
DRAM
Cache None
BIOS AMI
Dimensions 330mm x 218mm
I/O Options Parallel port, serial ports (2), floppy drive
interface, IDE interface, bus mouse port
NPU Options 80387SX
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+----------+---------------+------------|
| Serial port 1 | J13 | Reset switch | J19 |
|--------------------+----------+---------------+------------|
| Serial port 2 | J14 | Speaker | J21 |
|--------------------+----------+---------------+------------|
| Parallel port | J15 | Power LED & | J22 |
| | | keylock | |
|--------------------+----------+---------------+------------|
| IDE interface | J16 | Turbo switch | J23 pins 1 |
| | | | & 2 |
|--------------------+----------+---------------+------------|
| Floppy drive | J17 | Turbo LED | J23 pins 2 |
| interface | | | & 3 |
|--------------------+----------+---------------+------------|
| IDE interface LED | J18 | External | R1 |
| | | battery | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Serial port 2 select IRQ3 | W1 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Serial port 2 select IRQ9 | W1 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Serial port 2 disabled | W1 | pins 3 & 4 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Serial port 1 select IRQ4 | W2 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Serial port 1 select IRQ5 | W2 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Serial port 1 disabled | W2 | pins 3 & 4 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Parallel IRQ select IRQ7 | W3 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Parallel IRQ select IRQ5 | W3 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Parallel port select no | W3 | pins 3 & 4 |
| | interrupt | | closed |
|---+----------------------------------+--------+------------|
| | Flash BIOS reprogram mode | W4 | pins 1 & 2 |
| | enabled | | closed |
|---+----------------------------------+--------+------------|
| | Flash BIOS reprogram mode | W4 | pins 2 & 3 |
| | disabled | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select color | W5 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Monitor type select monochrome | W5 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | BIOS address line normal | W6 | pins 2 & 3 |
| | operation | | closed |
|---+----------------------------------+--------+------------|
| | BIOS address line inverted | W6 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Mouse IRQ select IRQ9 | W7 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Mouse IRQ select IRQ5 | W7 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | W8 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | W8 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | W9 | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | Battery type select internal | W11 | Closed |
|---+----------------------------------+--------+------------|
| | Battery type select external | W11 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 1MB | (2) 256K x | (2) 256K x | NONE | NONE |
| | 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 |
|------+-------------+-------------+------------+------------|
| 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 |
|------+-------------+-------------+------------+------------|
| 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 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Size | W9 | W10 |
|------------------+--------------------+--------------------|
| 16MHz | pins 2 & 3 closed | Open |
|------------------+--------------------+--------------------|
| 20MHz | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 25MHz | pins 1 & 2 closed | pins 2 & 3 closed |
+------------------------------------------------------------+