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# ADVANCED INTEGRATION RESEARCH, INC.
386US-40/33/25
Processor 80386DX
Processor Speed 25/33/40MHz
Chip Set UMC
Max. Onboard DRAM 32MB
Cache 32/64/128/256KB
BIOS AMI/Phoenix
Dimensions 330mm x 218mm
I/O Options None
NPU Options 80387/3167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Power LED & | J1 | Speaker | J4 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Turbo switch | J2 | Reset switch | J5 |
|-------------------+----------+------------------+----------|
| Turbo LED | J3 | External battery | J6 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+---------+-----------|
| » | Monitor type select color | W11 | Closed |
|---+----------------------------------+---------+-----------|
| | Monitor type select monochrome | W11 | Open |
|---+----------------------------------+---------+-----------|
| » | Battery select internal | W13 | Closed |
|---+----------------------------------+---------+-----------|
| | Battery select external | W13 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|------------------+--------------------+--------------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 32KB | (4) 8K x 8 | NONE |
|------------------+--------------------+--------------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 |
|------------------+--------------------+--------------------|
| 128KB | (4) 32K x 8 | NONE |
|------------------+--------------------+--------------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 |
|------------------------------------------------------------|
| Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | W3 | W4 | W5 | W6 | W7 |
|----------+----------+----------+---------+--------+--------|
| 32KB | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 |
|----------+----------+----------+---------+--------+--------|
| 64KB | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
|----------+----------+----------+---------+--------+--------|
| 128KB | 2 & 3 | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 |
|----------+----------+----------+---------+--------+--------|
| 256KB | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | 2 & 3 |
|------------------------------------------------------------|
| Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NPU CONFIGURATION |
|------------------------------------------------------------|
| Size | W8 | W9 |
|--------------------+--------------------+------------------|
| Synchronous | pins 1 & 2 closed | Open |
|--------------------+--------------------+------------------|
| Asynchronous | pins 2 & 3 closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NPU CONFIGURATION |
|------------------------------------------------------------|
| Setting | W1 | W10 |
|--------------------+-------------------+-------------------|
| Disabled | Open | Open |
|--------------------+-------------------+-------------------|
| Enabled | Closed | Closed |
+------------------------------------------------------------+