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# UNIDENTIFIED
TURBO 286
Processor 80286
Processor Speed 6/10/12MHz
Chip Set Unidentified
Max. Onboard DRAM 1MB
Cache None
BIOS Unidentified
Dimensions 383mm x 328mm
I/O Options None
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| Reset switch | J18 | Power LED & | J24 |
| | | keylock | |
|------------------+----------+-------------------+----------|
| External battery | J22 | Speaker | J25 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|------------------------------------+--------+--------------|
| | Monitor type select color | J23 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | Monitor type select monochrome | J23 | pins 1 & 2 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 640KB | (18) 41256 | (18) 4164 |
|------------------+--------------------+--------------------|
| 1MB | (18) 41256 | (18) 41256 |
|------------------------------------------------------------|
| Note: The exact location of Bank 0 and Bank 1 are |
| unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | J26 |
|----------------------------+-------------------------------|
| 640KB | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 1MB | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | J17 | J27 |
|-------------------+--------------------+-------------------|
| 6Mhz | pins 2 & 3 closed | Closed |
|-------------------+--------------------+-------------------|
| 10Mhz | pins 1 & 2 closed | Open |
|-------------------+--------------------+-------------------|
| 12Mhz | pins 1 & 2 closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| WAIT STATE CONFIGURATION |
|------------------------------------------------------------|
| Wait states | J19 |
|----------------------------+-------------------------------|
| 0 wait states | pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 1 wait state | pins 1 & 2 closed |
+------------------------------------------------------------+