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# EDOM INTERNATIONAL CORPORATION
A386-33/40C (MA012)
Processor 80386DX
Processor Speed 33/40MHz
Chip Set Unidentified
Max. Onboard DRAM 64MB
Cache 64/128/256KB
BIOS AMI
Dimensions 260mm x 220mm
I/O Options None
NPU Options 80387DX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------------+----------+--------------+----------|
| External battery | J4 | Turbo LED | JP10 |
| connector | | | |
|-----------------------+----------+--------------+----------|
| Power LED & keylock | J5 | Reset switch | JP11 |
|-----------------------+----------+--------------+----------|
| Speaker | J6 | Turbo switch | JP12 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|-------------------------------+---------------+------------|
| » | Battery type select | JP3 | pins 1 & 2 |
| | internal | | closed |
|---+---------------------------+---------------+------------|
| | Battery type select | JP3 | pins 2 & 3 |
| | external | | closed |
|---+---------------------------+---------------+------------|
| » | Power good signal detect | JP4 | pins 2 & 3 |
| | from power supply | | closed |
|---+---------------------------+---------------+------------|
| | Power good signal detect | JP4 | pins 1 & 2 |
| | from board | | closed |
|---+---------------------------+---------------+------------|
| » | Monitor type select color | JP6 | Closed |
|---+---------------------------+---------------+------------|
| | Monitor type select | JP6 | Open |
| | monochrome | | |
|---+---------------------------+---------------+------------|
| » | Clock generator | JP9 | pins 1 & 2 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | OSC | JP9 | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 1MB | (4) 256K x 9 | NONE |
|------------------+--------------------+--------------------|
| 2MB | (4) 256K x 9 | (4) 256K x 9 |
|------------------+--------------------+--------------------|
| 4MB | (4) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 64MB | (4) 16M x 9 | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG0 | TAG1 |
|-------+-------------+------------+------------+------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x 8 | NONE |
|-------+-------------+------------+------------+------------|
| 128KB | (4) 32K x 8 | NONE | (1) 32K x | NONE |
| | | | 8 | |
|-------+-------------+------------+------------+------------|
| 256KB | (4) 32K x 8 | (4) 32K x | (1) 32K x | (1) 32K x |
| | | 8 | 8 | 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP1 | JP2 |
|------------------+--------------------+--------------------|
| 64KB | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 128KB | pins 2 & 3 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 256KB | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP7 | JP8 |
|-------------------+--------------------+-------------------|
| 25Mhz | Open | Closed |
|-------------------+--------------------+-------------------|
| 33Mhz | Closed | Open |
|-------------------+--------------------+-------------------|
| 40Mhz | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VOLTAGE CONFIGURATION |
|------------------------------------------------------------|
| Voltage | JP5 |
|----------------------------+-------------------------------|
| < 5v | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| > 5v | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TECHNICAL NOTE |
|------------------------------------------------------------|
| Note: The location of Pin 1 is unidentified. |
+------------------------------------------------------------+