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# UNIDENTIFIED
HEADLAND 286GV
Processor 80286
Processor Speed 12/16MHz
Chip Set Headland
Max. Onboard DRAM 4MB
Cache None
BIOS AMI/Quadtel
Dimensions 220mm x 220mm
I/O Options None
NPU Options 80287
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------------+----------+----------------+----------|
| External battery | JP1 | Speaker | JP7 |
|---------------------+----------+----------------+----------|
| Turbo switch | JP4 | Turbo LED | JP8 |
|---------------------+----------+----------------+----------|
| Power LED & keylock | JP6 | Reset switch | JP9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | NPU mode select synchronous with | JP3 | pins 2 & 4 |
| | CPU | | closed |
|---+----------------------------------+--------+------------|
| | NPU mode select asynchronous | JP3 | pins 2 & 3 |
| | with CPU | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select monochrome | JP5 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Monitor type select color | JP5 | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | P0 | Bank 1 | P1 | Bank 2 | Bank |
| | | | | | | 3 |
|-------+--------+--------+--------+--------+--------+-------|
| 512KB | (4) | (2) | NONE | NONE | NONE | NONE |
| | 44256 | 41256 | | | | |
|-------+--------+--------+--------+--------+--------+-------|
| 640KB | (4) | (2) | (4) | (2) | NONE | NONE |
| | 44256 | 41256 | 4464 | 4164 | | |
|-------+--------+--------+--------+--------+--------+-------|
| 1MB | (4) | (2) | (4) | (2) | NONE | NONE |
| | 44256 | 41256 | 44256 | 41256 | | |
|-------+--------+--------+--------+--------+--------+-------|
| 2MB | NONE | NONE | NONE | NONE | (2) 1M | NONE |
| | | | | | x 9 | |
|-------+--------+--------+--------+--------+--------+-------|
| 4MB | NONE | NONE | NONE | NONE | (2) 1M | (2) |
| | | | | | x 9 | 1M x |
| | | | | | | 9 |
+------------------------------------------------------------+