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# NCR CORPORATION
MODEL 3279-10XX PC810 (REV. 03-92)
Processor 80286 (exact location unidentified)
Processor Speed 6/10MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard Memory 640KB (exact location unidentified)
Maximum Video Memory 1MB
Cache None
BIOS Unidentified
Dimensions Unidentified
I/O Options None
NPU Options 80287(exact location unidentified)
IMG IMG 1
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | BIOS type select 32KB | J1 | Pins 3 & 6, |
| | | | 4 & 5 closed |
|---+---------------------------------+-------+--------------|
| | BIOS type select 16KB | J1 | Pins 1 & 8, |
| | | | 2 & 7 closed |
|---+---------------------------------+-------+--------------|
| » | Wait state select 1 wait state | JP1 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Wait state select 0 wait states | JP1 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | 10MHz CPU speed enabled | JP2 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | 10MHz CPU speed disabled | JP2 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | On board memory enabled | JP4 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | On board memory disabled | JP4 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | Jumper information unavailable | JP5 | Unidentified |
|---+---------------------------------+-------+--------------|
| » | Monitor type select color | S1 | Left |
|---+---------------------------------+-------+--------------|
| | Monitor type select monochrome | S1 | Right |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Note: Board accepts 512KB/640KB memory. The chip sizes and |
| location is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP3 |
|----------------------------+-------------------------------|
| 512KB | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 640KB | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| Speed | S2 |
|----------------------------+-------------------------------|
| 6MHz | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 10MHz | Pins 1 & 2 closed |
+------------------------------------------------------------+