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# KOUWELL ELECTRONIC CORPORATION
KW-241
Processor 80286
Processor Speed 12MHz
Chip Set G-2
Max. Onboard DRAM 4MB
Cache None
BIOS AMI/Phoenix
Dimensions 330mm x 218mm
I/O Options None
NPU Options 80287
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------------+----------+----------------+----------|
| External battery | J1 | Turbo LED | JP19 |
|---------------------+----------+----------------+----------|
| Turbo switch | JP1 | Speaker | JP20 |
|---------------------+----------+----------------+----------|
| Power LED & keylock | JP18 | Reset switch | JP21 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|-------------------------------+---------------+------------|
| » | CPU speed select forced | JP1 | Closed |
| | high | | |
|---+---------------------------+---------------+------------|
| | CPU speed select | JP1 | Open |
| | switchable at keyboard | | |
|---+---------------------------+---------------+------------|
| » | Wait state select zero | JP2 | pins 2 & 3 |
| | wait state | | closed |
|---+---------------------------+---------------+------------|
| | Wait state select one | JP2 | Open |
| | wait state | | |
|---+---------------------------+---------------+------------|
| | Wait state setting | JP2 | pins 1 & 2 |
| | configured in BIOS (AMI) | | closed |
|---+---------------------------+---------------+------------|
| » | NPU speed select 10MHz | JP3 | pins 1 & 2 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | NPU speed select 6 or | JP3 | pins 2 & 3 |
| | 8MHz | | closed |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | JP22 | Open |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Monitor type select color | SW1/1 | On |
|---+---------------------------+---------------+------------|
| | Monitor type select | SW1/1 | Off |
| | monochrome | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | 4164 | 41256 | 44256 | 411000 |
|-------+---------------+------------+------------+----------|
| | (18) U30 to | | | |
| | U33 | | | |
| | | | (4) U34 & | |
| | U39 to U42 | | U35 | |
| 640KB | | (2) U36 & | | NONE |
| | U48 to U51 & | U45 | U44 & U43 | |
| | U54 | | | |
| | | | | |
| | U57 to U60 & | | | |
| | U63 | | | |
|-------+---------------+------------+------------+----------|
| | | | (8) U34 & | |
| | | | U35 | |
| | | (4) U36 & | | |
| | | U45 | U43 & U44 | |
| 1MB | NONE | | | NONE |
| | | U54 & U63 | U52 & U53 | |
| | | | | |
| | | | U61 & U62 | |
|-------+---------------+------------+------------+----------|
| 4MB | NONE | NONE | NONE | (36) All |
|------------------------------------------------------------|
| Note : DRAM configurations for 512KB & 2MB are unknown. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SWITCH CONFIGURATION |
|------------------------------------------------------------|
| Size | SW1/2 | SW1/3 | SW1/4 |
|---------------+--------------+--------------+--------------|
| 512KB | On | On | Off |
|---------------+--------------+--------------+--------------|
| 640KB | On | Off | On |
|---------------+--------------+--------------+--------------|
| 1MB | On | Off | Off |
|---------------+--------------+--------------+--------------|
| 2MB | Off | Off | On |
|---------------+--------------+--------------+--------------|
| 4MB | Off | Off | Off |
+------------------------------------------------------------+