(TXT) View Source
       
       # KOUWELL ELECTRONIC CORPORATION
       
          KW-248A
       
          Processor             80286                                    
          Processor Speed       12/16MHz                                 
          Chip Set              Headland                                 
          Max. Onboard DRAM     4MB                                      
          Cache                 None                                     
          BIOS                  AMI/Award                                
          Dimensions            218mm x 218mm                            
          I/O Options           None                                     
          NPU Options           80287                                    
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose             | Location | Purpose        | Location |
          |---------------------+----------+----------------+----------|
          | External battery    |    J1    | Turbo switch   |   J19    |
          |---------------------+----------+----------------+----------|
          | Power LED & keylock |   J17    | Reset switch   |   J20    |
          |---------------------+----------+----------------+----------|
          | Turbo LED           |   J18    | Speaker        |   J21    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Factory configured - do not      |  JP6   |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Bus speed select synchronous     |  JP7   |   Closed   |
          |   | with CPU clock                   |        |            |
          |---+----------------------------------+--------+------------|
          |   | Bus speed select synchronous     |  JP7   |    Open    |
          |   | with clock at OSC2               |        |            |
          |---+----------------------------------+--------+------------|
          | » | BIOS type select 27256           |  JP8   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | BIOS type select 27128           |  JP8   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select monochrome   |  JP9   |    Open    |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select color        |  JP9   |   Closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  | Bank 0  |  P-0  | Bank 1  |  P-1  | Bank 2 | Bank  |
          |       |         |       |         |       |        |   3   |
          |-------+---------+-------+---------+-------+--------+-------|
          | 512KB |   (4)   |  (2)  |  NONE   | NONE  |  NONE  | NONE  |
          |       |  44256  | 41256 |         |       |        |       |
          |-------+---------+-------+---------+-------+--------+-------|
          | 512KB |  NONE   | NONE  |  NONE   | NONE  |  (2)   | NONE  |
          |       |         |       |         |       | 256K x |       |
          |       |         |       |         |       |   9    |       |
          |-------+---------+-------+---------+-------+--------+-------|
          | 640KB |   (4)   |  (2)  |   (4)   |  (2)  |  NONE  | NONE  |
          |       |  44256  | 41256 |  4464   | 4164  |        |       |
          |-------+---------+-------+---------+-------+--------+-------|
          | 640KB |  NONE   | NONE  |   (4)   |  (2)  |  (2)   | NONE  |
          |       |         |       |  4464   | 4164  | 256K x |       |
          |       |         |       |         |       |   9    |       |
          |-------+---------+-------+---------+-------+--------+-------|
          |  1MB  |   (4)   |  (2)  |   (4)   |  (2)  |  NONE  | NONE  |
          |       |  44256  | 41256 |  44256  | 41256 |        |       |
          |-------+---------+-------+---------+-------+--------+-------|
          |  1MB  |  NONE   | NONE  |  NONE   | NONE  |  (2)   |  (2)  |
          |       |         |       |         |       | 256K x | 256K  |
          |       |         |       |         |       |   9    |  x 9  |
          |-------+---------+-------+---------+-------+--------+-------|
          |  1MB  |  NONE   | NONE  |   (4)   |  (2)  |  (2)   | NONE  |
          |       |         |       |  44256  | 41256 | 256K x |       |
          |       |         |       |         |       |   9    |       |
          |-------+---------+-------+---------+-------+--------+-------|
          |  1MB  |   (4)   |  (2)  |  NONE   | NONE  |  NONE  |  (2)  |
          |       |  44256  | 41256 |         |       |        | 256K  |
          |       |         |       |         |       |        |  x 9  |
          |-------+---------+-------+---------+-------+--------+-------|
          |  2MB  |  NONE   | NONE  |  NONE   | NONE  |  (2)   | NONE  |
          |       |         |       |         |       | 1MBx 9 |       |
          |-------+---------+-------+---------+-------+--------+-------|
          | 2.5MB |  NONE   | NONE  |   (4)   |  (2)  |  (2)   | NONE  |
          |       |         |       |  44256  | 41256 | 1MBx 9 |       |
          |-------+---------+-------+---------+-------+--------+-------|
          | 2.5MB |  NONE   | NONE  |  NONE   | NONE  |  (2)   |  (2)  |
          |       |         |       |         |       | 256K x | 1MBx  |
          |       |         |       |         |       |   9    |   9   |
          |-------+---------+-------+---------+-------+--------+-------|
          |  4MB  |  NONE   | NONE  |  NONE   | NONE  |  (2)   |  (2)  |
          |       |         |       |         |       | 1MBx 9 | 1MBx  |
          |       |         |       |         |       |        |   9   |
          +------------------------------------------------------------+