(TXT) View Source
       
       # MODULAR CIRCUIT TECHNOLOGY
       
          MCT-M386-20/25
       
          Processor         80386SX                                      
          Processor Speed   20/25MHz                                     
          Chip Set          C & T                                        
          Max. Onboard DRAM 16MB (8MB on memory board)                   
          Cache             None                                         
          BIOS              AMI                                          
          Dimensions        330mm x 218mm                                
          I/O Options       32-bit external memory card                  
          NPU Options       80387SX                                      
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | External battery  |    J2    | Turbo switch     |    J8    |
          |-------------------+----------+------------------+----------|
          | Speaker           |    J6    | Reset switch     |    J9    |
          |-------------------+----------+------------------+----------|
          | Power LED &       |    J7    | 32-bit external  |   SL1    |
          | keylock           |          | memory card      |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Monitor type select CGA/EGA/VGA  |   J3   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |   J3   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Normal CPU speed operation       |   J4   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Clock hard wired for a slower    |   J4   | pins 1 & 2 |
          |   | speed                            |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | NPU disabled                     |   J5   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | NPU enabled                      |   J5   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Power good signal detect from    |  J10   |    N/A     |
          |   | power supply                     |        |            |
          |---+----------------------------------+--------+------------|
          |   | Power good signal detect from    |  J10   |    N/A     |
          |   | board                            |        |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size |   Bank 0    |   Bank 1    |   Bank 2   |   Bank 3   |
          |------+-------------+-------------+------------+------------|
          | 1MB  | (4) 256K x  |    NONE     |    NONE    |    NONE    |
          |      |      9      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 2MB  | (4) 256K x  | (4) 256K x  |    NONE    |    NONE    |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (4) 1M x 9  |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (4) 256K x  | (4) 256K x  | (4) 256K x |    NONE    |
          |      |      9      |      9      |     9      |            |
          |------+-------------+-------------+------------+------------|
          | 8MB  | (4) 1M x 9  | (4) 1M x 9  |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 10MB | (4) 1M x 9  | (4) 1M x 9  | (4) 256K x | (4) 256K x |
          |      |             |             |     9      |     9      |
          |------+-------------+-------------+------------+------------|
          | 16MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 | (4) 1M x 9 |
          |------------------------------------------------------------|
          | Note: Banks 2 & 3 are located on the memory board.         |
          +------------------------------------------------------------+