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       # SAMSUNG ELECTRONICS AMERICA, INC.
       
          SAMSUNG 386SX
       
          Processor    80386SX                                           
          Processor    25MHz                                             
          Speed        
          Chip Set     Unidentified                                      
          Max. Onboard 8MB                                               
          DRAM         
          Cache        None                                              
          BIOS         Phoenix                                           
          Dimensions   330mm x 190mm                                     
          I/O Options  Floppy drive interface, IDE interface, parallel   
                       port, serial ports (2)                            
          NPU Options  80387SX                                           
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose        | Location | Purpose             | Location |
          |----------------+----------+---------------------+----------|
          | Serial port 1  |   CN1    | Reset switch        |    J4    |
          |----------------+----------+---------------------+----------|
          | Serial port 2  |   CN2    | External battery    |    J5    |
          |----------------+----------+---------------------+----------|
          | Parallel port  |   CN3    | IDE interface LED   |    J6    |
          |----------------+----------+---------------------+----------|
          | Keyboard       |    J1    | IDE interface       |   JP4    |
          | connnector     |          |                     |          |
          |----------------+----------+---------------------+----------|
          | Turbo switch   |    J2    | Floppy drive        |   JP5    |
          |                |          | interface           |          |
          |----------------+----------+---------------------+----------|
          | Power LED &    |    J3    |                     |          |
          | keylock        |          |                     |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function              | Jumper |   Position   |
          |------------------------------------+--------+--------------|
          | » | BIOS type select 27256         |  JP2   |     Open     |
          |---+--------------------------------+--------+--------------|
          |   | BIOS type select 27512         |  JP2   |    Closed    |
          |---+--------------------------------+--------+--------------|
          | » | IDE interface enabled          |  JP6   |     Open     |
          |---+--------------------------------+--------+--------------|
          |   | IDE interface disabled         |  JP6   |    Closed    |
          |---+--------------------------------+--------+--------------|
          | » | Monitor type select color      |  JP10  |    Closed    |
          |---+--------------------------------+--------+--------------|
          |   | Monitor type select monochrome |  JP10  |     Open     |
          |---+--------------------------------+--------+--------------|
          | » | NPU disabled                   |  NPX   |  pins 1 & 2  |
          |   |                                |        |    closed    |
          |---+--------------------------------+--------+--------------|
          |   | NPU enabled                    |  NPX   |  pins 2 & 3  |
          |   |                                |        |    closed    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |   Bank 2   |   Bank 3   |
          |-------+-------------+------------+------------+------------|
          | 512KB | (2) 256K x  |    NONE    |    NONE    |    NONE    |
          |       |      9      |            |            |            |
          |-------+-------------+------------+------------+------------|
          |  1MB  | (2) 256K x  | (2) 256K x |    NONE    |    NONE    |
          |       |      9      |     9      |            |            |
          |-------+-------------+------------+------------+------------|
          |  2MB  | (2) 256K x  | (2) 256K x | (2) 256K x | (2) 256K x |
          |       |      9      |     9      |     9      |     9      |
          |-------+-------------+------------+------------+------------|
          |  2MB  | (2) 1M x 9  |    NONE    |    NONE    |    NONE    |
          |-------+-------------+------------+------------+------------|
          |  4MB  | (2) 1M x 9  | (2) 1M x 9 |    NONE    |    NONE    |
          |-------+-------------+------------+------------+------------|
          |  8MB  | (2) 1M x 9  | (2) 1M x 9 | (2) 1M x 9 | (2) 1M x 9 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  HARD DRIVE CONFIGURATION                  |
          |------------------------------------------------------------|
          |          Type          |       JP3       |       JP7       |
          |------------------------+-----------------+-----------------|
          |    All other types     |     Closed      |      Open       |
          |------------------------+-----------------+-----------------|
          | Miniscribe old version |      Open       |     Closed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                PARALLEL PORT CONFIGURATION                 |
          |------------------------------------------------------------|
          |          Setting           |              JP8              |
          |----------------------------+-------------------------------|
          |          Enabled           |        pins 3 & 4 open        |
          |----------------------------+-------------------------------|
          |          Disabled          |       pins 3 & 4 closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                PARALLEL PORT CONFIGURATION                 |
          |------------------------------------------------------------|
          | LPT  |               JP1               |        JP8        |
          |------+---------------------------------+-------------------|
          | LPT1 | pins 9 & 10 open, pins 11 & 12  |  pins 1 & 2 open  |
          |      |             closed              |                   |
          |------+---------------------------------+-------------------|
          | LPT2 |  pins 9 & 10 closed, pins 11 &  | pins 1 & 2 closed |
          |      |             12 open             |                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                SERIAL PORT 1 CONFIGURATION                 |
          |------------------------------------------------------------|
          |          Setting           |              JP8              |
          |----------------------------+-------------------------------|
          |          Enabled           |        pins 5 & 6 open        |
          |----------------------------+-------------------------------|
          |          Disabled          |       pins 5 & 6 closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                SERIAL PORT 1 CONFIGURATION                 |
          |------------------------------------------------------------|
          | COM port |             JP1             |        JP8        |
          |----------+-----------------------------+-------------------|
          |   COM1   | pins 3 & 4 closed, pins 7 & |  pins 7 & 8 open  |
          |          |           8 open            |                   |
          |----------+-----------------------------+-------------------|
          |   COM2   | pins 3 & 4 open, pins 7 & 8 | pins 7 & 8 closed |
          |          |           closed            |                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                SERIAL PORT 2 CONFIGURATION                 |
          |------------------------------------------------------------|
          |          Setting           |              JP8              |
          |----------------------------+-------------------------------|
          |          Enabled           |       pins 9 & 10 open        |
          |----------------------------+-------------------------------|
          |          Disabled          |      pins 9 & 10 closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                SERIAL PORT 2 CONFIGURATION                 |
          |------------------------------------------------------------|
          | COM port |             JP1             |        JP8        |
          |----------+-----------------------------+-------------------|
          |   COM1   | pins 1 & 2 closed, pins 5 & |  pins 7 & 8 open  |
          |          |           6 open            |                   |
          |----------+-----------------------------+-------------------|
          |   COM2   | pins 1 & 2 open, pins 5 & 6 | pins 7 & 8 closed |
          |          |           closed            |                   |
          +------------------------------------------------------------+