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# WELLS AMERICAN CORPORATION
COMPUSTAR II (VER. 2)
Processor 80386DX
Processor Speed 20/25/33MHz
Chip Set C & T
Max. Onboard DRAM 8MB
SRAM Cache 32K
BIOS Award/Wells American
Dimensions 330mm x 127mm
I/O Options Processor Interface Slot
NPU Options 80387DX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location |
|-----------------------------------------+------------------|
| Processor Interface Slot | S1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
+------------------------------------------------------------+
IMG IMG 2
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|-------------------------------+---------------+------------|
| » | Factory configured do not | W1 | pins 2 & 3 |
| | alter | | closed |
|---+---------------------------+---------------+------------|
| » | NPU disabled | W2 | closed |
|---+---------------------------+---------------+------------|
| | NPU enabled | W2 | open |
|---+---------------------------+---------------+------------|
| » | Monitor type select color | W3 | pins 2 & 3 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | Monitor type select | W3 | pins 1 & 2 |
| | monochrome | | closed |
|---+---------------------------+---------------+------------|
| » | Mouse enabled | W4 | pins 1 & 2 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | Mouse disabled | W4 | pins 2 & 3 |
| | | | closed |
|---+---------------------------+---------------+------------|
| » | Factory configured do not | W5 | pins 2 & 3 |
| | alter | | closed |
|---+---------------------------+---------------+------------|
| » | Factory configured do not | W6 | pins 2 & 3 |
| | alter | | closed |
+------------------------------------------------------------+