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# AMDEK CORPORATION
SYSTEM/286 SERIES
Processor 80286
Processor Speed 8/10/12MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard Memory 1MB
Maximum Video Memory None
Cache None
BIOS Unidentified
Dimensions Unidentified
I/O Options None
NPU Options 80287
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------------+----------+---------------+----------|
| External battery | J19 | Speaker | JP2 |
|----------------------+----------+---------------+----------|
| Power good connector | JP1 | Reset switch | TP1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | J1 | Open |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J2 | Closed |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J3 | Closed |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J4 | Closed |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | J13 | Open |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Parity enabled | J18 | Open |
|---+---------------------------------+-------+--------------|
| | Parity disabled | J18 | Closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP3 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Monitor type select color | WD | Closed |
|---+---------------------------------+-------+--------------|
| | Monitor type select monochrome | WD | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 512KB | (18) 41256 | None |
|------------------+--------------------+--------------------|
| 1MB | (18) 41256 | (18) 41256 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Memory onboard | Starting address | WA | WB |
|----------------+------------------+------------+-----------|
| 512KB | 512KB/1MB | Closed | Closed |
|----------------+------------------+------------+-----------|
| 1MB | 512KB | Closed | Closed |
|----------------+------------------+------------+-----------|
| 1MB | 1MB | Open | Closed |
|----------------+------------------+------------+-----------|
| 1MB | 1.375MB | Open | Open |
|----------------+------------------+------------+-----------|
| 1MB | 1.5MB | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NPU SPEED SELECTION |
|------------------------------------------------------------|
| Speed | WC | WE | WF |
|--------------+---------------+--------------+--------------|
| 6MHz | Closed | Open | Closed |
|--------------+---------------+--------------+--------------|
| 10MHz | Open | Closed | Open |
+------------------------------------------------------------+