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# FUJIKAMA USA, INC.
80386SX VLSI
Device Type Mainboard
Processor 80386SX
Processor Speed 16MHz
Chip Set VLSI
Video Chip Set None
Maximum Onboard Memory 4MB
Maximum Video Memory None
Cache None
BIOS AMI, Award, Phoenix
Dimensions 330mm x 218mm
I/O Options None
NPU Options 80387SX
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Power LED & | JP2 | Speaker | JP5 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Reset switch | JP3 | Turbo switch | JP6 |
|-------------------+----------+------------------+----------|
| Turbo LED | JP4 | External battery | JP22 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|---------------------------------------+-------+------------|
| » | BIOS type select 27256 | JP1 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | BIOS type select 27128 | JP1 | Pins 2 & 3 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| » | Factory configured - do not alter | JP14 | Open |
| | (shadow RAM) | | |
|---+-----------------------------------+-------+------------|
| » | Power good signal detect from | JP24 | Pins 1 & 2 |
| | power supply | | closed |
|---+-----------------------------------+-------+------------|
| | Power good signal detect from | JP24 | Pins 2 & 3 |
| | board | | closed |
|---+-----------------------------------+-------+------------|
| | Monitor type select CGA/EGA/VGA | JP25 | Pins 1 & 2 |
| | | | closed |
|---+-----------------------------------+-------+------------|
| | Monitor type select monochrome | JP25 | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 0A |
|------------+---------------+---------------+---------------|
| 512KB | None | None | (4) 44256 |
|------------+---------------+---------------+---------------|
| 640KB | None | None | (4) 44256 |
|------------+---------------+---------------+---------------|
| 1MB | None | None | (4) 44256 |
|------------+---------------+---------------+---------------|
| 2MB | (18) 41100 | None | None |
|------------+---------------+---------------+---------------|
| 4MB | (18) 41100 | (18) 41100 | None |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 1A | Bank 1B | P 0 | P 1 |
|---------+-----------+------------+------------+------------|
| 512KB | None | None | (2) 41256 | None |
|---------+-----------+------------+------------+------------|
| 640KB | (4) 4464 | None | (2) 41256 | (2) 4164 |
|---------+-----------+------------+------------+------------|
| 1MB | None | (4) 44256 | (2) 41256 | (2) 41256 |
|---------+-----------+------------+------------+------------|
| 2MB | None | None | None | None |
|---------+-----------+------------+------------+------------|
| 4MB | None | None | None | None |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP15 | JP16 | JP23 |
|--------------+---------------+--------------+--------------|
| 512KB | Closed | Open | Closed |
|--------------+---------------+--------------+--------------|
| 640KB | Open | Closed | Closed |
|--------------+---------------+--------------+--------------|
| 1MB | Open | Closed | Closed |
|--------------+---------------+--------------+--------------|
| 2MB | Closed | Open | Open |
|--------------+---------------+--------------+--------------|
| 4MB | Open | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM WAIT STATE SELECTION |
|------------------------------------------------------------|
| Wait state | JP10 | JP11 |
|--------------------+-------------------+-------------------|
| 0 | Closed | Closed |
|--------------------+-------------------+-------------------|
| 1 | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| KEYBOARD PIN CONTROLLER SELECTION |
|------------------------------------------------------------|
| Pin | JP17 | JP18 | JP19 | JP20 |
|---------+------------+------------+------------+-----------|
| 23 | Closed | Open | Open | Open |
|---------+------------+------------+------------+-----------|
| 27 | Open | Closed | Open | Open |
|---------+------------+------------+------------+-----------|
| 30 | Open | Open | Closed | Open |
|---------+------------+------------+------------+-----------|
| 32 | Open | Open | Open | Closed |
+------------------------------------------------------------+