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# DATAEXPERT CORPORATION
OPTI-386
Processor 80386DX
Processor Speed 25/33MHz
Chip Set OPTI
Max. Onboard DRAM 32MB
Cache None
BIOS AMI
Dimensions 220mm x 220mm
I/O Options None
NPU Options 80387/3167
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+-----------+----------------+----------|
| External battery | J2 | Reset switch | J7 |
|--------------------+-----------+----------------+----------|
| Power LED & | J5 | Turbo switch | J8 |
| keylock | | | |
|--------------------+-----------+----------------+----------|
| Speaker | J6 | Turbo LED | J9 |
|------------------------------------------------------------|
| Note: Board may have either the AMD surface mounted CPU or |
| an Intel-type socketed 80386 CPU. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+---------+-----------|
| ยป | Monitor type select color | J4 | Closed |
|---+----------------------------------+---------+-----------|
| | Monitor type select monochrome | J4 | Open |
|------------------------------------------------------------|
| Note:The location of J4 is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|------------------+--------------------+--------------------|
| 5MB | (4) 256K x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+