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# ABIT COMPUTER CORPORATION
FP3
Processor 80386SX
Processor Speed 16/20MHz
Chip Set Unidentified
Video Chip Set None
Maximum Onboard Memory 5MB
Maximum Video Memory None
Cache None
BIOS AMI
Dimensions 330mm x 218mm
I/O Options None
NPU Options 80387SX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------+----------+---------------------+----------|
| Turbo LED | JP8 | Power LED & keylock | JP22 |
|----------------+----------+---------------------+----------|
| Turbo switch | JP17 | Reset switch | JP23 |
|----------------+----------+---------------------+----------|
| Speaker | JP21 | External battery | JP26 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| » | Factory configured - do not | JP1 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Monitor type select monochrome | JP3 | Open |
|---+---------------------------------+-------+--------------|
| | Monitor type select color/EGA | JP3 | Closed |
|---+---------------------------------+-------+--------------|
| » | CMOS memory normal operation | JP13 | Open |
|---+---------------------------------+-------+--------------|
| | CMOS memory clear | JP13 | Closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP14 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | NPU synchronous with CPU | JP15 | Open |
|---+---------------------------------+-------+--------------|
| | NPU asynchronous with CPU | JP15 | Closed |
|---+---------------------------------+-------+--------------|
| » | BIOS type select 27128 | JP18 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | BIOS type select 27256 | JP18 | Pins 2 & 3 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | JP20 | Unidentified |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-----------------+-------------+----------+----------|
| 1MB | (4) 44256 & (2) | (4) 44256 & | None | None |
| | 41256 | (2) 41256 | | |
|------+-----------------+-------------+----------+----------|
| 1MB | None | None | (2) 256K | (2) 256K |
| | | | x 9 | x 9 |
|------+-----------------+-------------+----------+----------|
| 2MB | (4) 44256 & (2) | (4) 44256 & | (2) 256K | (2) 256K |
| | 41256 | (2) 41256 | x 9 | x 9 |
|------+-----------------+-------------+----------+----------|
| 4MB | None | None | (2) 1M x | (2) 1M x |
| | | | 9 | 9 |
|------+-----------------+-------------+----------+----------|
| 5MB | (4) 44256 & (2) | (4) 44256 & | (2) 1M x | (2) 1M x |
| | 41256 | (2) 41256 | 9 | 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP19 |
|-----------------------------+------------------------------|
| 1MB | Open |
|-----------------------------+------------------------------|
| 1MB | Closed |
|-----------------------------+------------------------------|
| 2MB | Open |
|-----------------------------+------------------------------|
| 4MB | Closed |
|-----------------------------+------------------------------|
| 5MB | Open |
+------------------------------------------------------------+