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# OGIVAR, INC.
286 9B-10
Processor 80286 (exact location unidentified)
Processor Speed 8/10MHz
Chip Set Unidentified
Max. Onboard DRAM 1MB
Cache None
BIOS Unidentified
Dimensions 330mm x 218mm
I/O Options None
NPU Options 80287
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Speaker | J13 | External battery | J18 |
|-------------------+----------+------------------+----------|
| External keyboard | J16 | Turbo switch | J20 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Reset switch | J17 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|------------------------------------+--------+--------------|
| » | CMOS memory normal operation | J23 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | CMOS memory clear | J23 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| » | CPU speed select low | SW1 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | CPU speed select high | SW1 | Open |
|---+--------------------------------+--------+--------------|
| | CPU speed select logical | SW1 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| » | Monitor type select color | SW2 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+--------+--------------|
| | Monitor type select monochrome | SW2 | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 256KB | (18) 4164 | (18) 4164 |
|------------------+--------------------+--------------------|
| 512KB | (18) 41256 | NONE |
|------------------+--------------------+--------------------|
| 640KB | (18) 41256 | (18) 4164 |
|------------------+--------------------+--------------------|
| 1MB | (18) 41256 | (18) 41256 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | W4 | W5 |
|------------------+--------------------+--------------------|
| 256KB | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 512KB | pins 2 & 3 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 640KB | pins 1 & 2 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 1MB | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | W7 | W8 |
|-------------------+-------------------+--------------------|
| 8MHz | Closed | pins 1 & 2 closed |
|-------------------+-------------------+--------------------|
| 10MHz | Open | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BATTERY TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | J21 | J22 |
|--------------------+-------------------+-------------------|
| 3v lithium | Closed | Open |
|--------------------+-------------------+-------------------|
| 6v lithium | Open | Closed |
|--------------------+-------------------+-------------------|
| 6v alkaline | Open | Open |
+------------------------------------------------------------+