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# AMERICAN DIGITAL DATA ASSOCIATES
Precision 386-III Cache
Processor 80386DX
Processor Speed 33/40MHz
Chip Set ETEQ
Max. Onboard DRAM 32MB
Cache 32/64KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit external memory card slot
NPU Options 80387/3167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------------+----------+--------------+----------|
| 32-bit external | CN1 | Reset switch | RST |
| memory card | | | |
|-----------------------+----------+--------------+----------|
| External battery | JP13 | Speaker | SPK |
|-----------------------+----------+--------------+----------|
| Power LED & keylock | KEY | Turbo switch | TRB |
|-----------------------+----------+--------------+----------|
| Turbo LED | LED | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|----------------------------------+--------+----------------|
| » | Battery type select internal | JP11 | pins 1 & 2 |
| | | | closed |
|---+------------------------------+--------+----------------|
| | Battery type select external | JP11 | pins 2 & 3 |
| | | | closed |
|---+------------------------------+--------+----------------|
| » | NPU disabled | JP101 | Open |
|---+------------------------------+--------+----------------|
| | NPU enabled | JP101 | 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 |
|------------------+--------------------+--------------------|
| 5MB | (4) 256K x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 17MB | (4) 256K x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 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 | TAG |
|------------+---------------+---------------+---------------|
| 32KB | (4) 8K x 8 | NONE | (2) 16K x 4 |
|------------+---------------+---------------+---------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (2) 16K x 4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
|Size | JP3 | JP4 | JP5 | JP6 | JP7 |JP8 | JP15 |JP16|JP17|
|-----+------+------+------+-----+-----+----+------+----+----|
|32KB |1 & 2 | Open |Closed|1 & 2|2 & 3|Open| Open |Open|Open|
|-----+------+------+------+-----+-----+----+------+----+----|
|64KB |1 & 2 |Closed|Closed|2 & 3|1 & 2|Open|Closed|Open|Open|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+