MITSUBISHI ELECTRONICS
======================

   MP2300

   Processor    80286                                             
   Processor    8MHz                                              
   Speed        
   Chip Set     None                                              
   Max. onboard 1MB (location unknown)                            
   DRAM         
   SRAM Cache   None                                              
   BIOS         Mitsubishi/Phoenix                                
   Dimensions   330mm x 218mm                                     
   I/O Options  32-bit external memory card, floppy drive         
                interface,                                        
                                                                  
                parallel port, serial port                        
   NPU Options  80287                                             

<gopher://bitreich.org/I/th99/m/M-O/31476-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose       | Location | Purpose              | Location |
   |---------------+----------+----------------------+----------|
   | Parallel port |    P1    | Floppy drive         |    P4    |
   |               |          | interface            |          |
   |---------------+----------+----------------------+----------|
   | Serial port   |    P2    | 32-bit external      |    S1    |
   |               |          | memory card          |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              |   Switch   | Position |
   |------------------------------------+------------+----------|
   |>> | Factory configured - do not    | SW1/switch |   Off    |
   |   | alter                          |     4      |          |
   |---+--------------------------------+------------+----------|
   |>> | Factory configured - do not    | SW1/switch |    On    |
   |   | alter                          |     6      |          |
   |---+--------------------------------+------------+----------|
   |>> | Keyboard select enhanced       | SW1/switch |    On    |
   |   | enabled                        |     7      |          |
   |---+--------------------------------+------------+----------|
   |   | Keyboard select enhanced       | SW1/switch |   Off    |
   |   | disabled                       |     7      |          |
   |---+--------------------------------+------------+----------|
   |>> | Monitor type select monochrome | SW1/switch |   Off    |
   |   |                                |     8      |          |
   |---+--------------------------------+------------+----------|
   |   | Monitor type select color      | SW1/switch |    On    |
   |   |                                |     8      |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 MEMORY MODE CONFIGURATION                  |
   |------------------------------------------------------------|
   |  Mode   |       Size       | SW1/switch 3  | SW1/switch 5  |
   |---------+------------------+---------------+---------------|
   |   |  A  |   512KB (base)   |      Off      |      On       |
   |---+-----+------------------+---------------+---------------|
   |>> |  C  |   640KB (base)   |      Off      |      Off      |
   |---+-----+------------------+---------------+---------------|
   |   |  D  | 512KB (external) |      On       |      Off      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 SERIAL PORT CONFIGURATION                  |
   |------------------------------------------------------------|
   |        COM         |   SW3/switch 1    |   SW3/Switch 2    |
   |--------------------+-------------------+-------------------|
   |>> |      COM1      |        Off        |        On         |
   |---+----------------+-------------------+-------------------|
   |   |      COM2      |        Off        |        Off        |
   |---+----------------+-------------------+-------------------|
   |   |    Disabled    |        On         |        On         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                PARALLEL PORT CONFIGURATION                 |
   |------------------------------------------------------------|
   |        LPT         |   SW3/switch 3    |   SW3/Switch 4    |
   |--------------------+-------------------+-------------------|
   |>> |      LPT1      |        Off        |        Off        |
   |---+----------------+-------------------+-------------------|
   |   |      LPT2      |        Off        |        On         |
   |---+----------------+-------------------+-------------------|
   |   |      LPT3      |        On         |        Off        |
   |---+----------------+-------------------+-------------------|
   |   |    Disabled    |        On         |        On         |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |    Speed     | Wait state  | SW1/switch 1  | SW1/switch 2  |
   |--------------+-------------+---------------+---------------|
   |>> |   6MHz   |      1      |      Off      |      Off      |
   |---+----------+-------------+---------------+---------------|
   |   | 7.16MHz  |      0      |      Off      |      On       |
   |---+----------+-------------+---------------+---------------|
   |   |   8MHz   |      0      |      On       |      Off      |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/m/M-O/31476-2.png>
   

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   | Base Address  |  SW1   |  SW2   |  SW3   |  SW4   |  SW5   |
   |---------------+--------+--------+--------+--------+--------|
   |    1024KB     |   On   |   On   |   On   |  Off   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    1536KB     |   On   |   On   |   On   |  Off   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    2048KB     |   On   |   On   |  Off   |   On   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    2560KB     |   On   |   On   |  Off   |   On   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    3072KB     |   On   |   On   |  Off   |  Off   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    3584KB     |   On   |   On   |  Off   |  Off   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    4096KB     |   On   |  Off   |   On   |   On   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    4608KB     |   On   |  Off   |   On   |   On   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    5120KB     |   On   |  Off   |   On   |  Off   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    5632KB     |   On   |  Off   |   On   |  Off   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    6144KB     |   On   |  Off   |  Off   |   On   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    6656KB     |   On   |  Off   |  Off   |   On   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    7168KB     |   On   |  Off   |  Off   |  Off   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    7680KB     |   On   |  Off   |  Off   |  Off   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    8192KB     |  Off   |   On   |   On   |   On   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    8704KB     |  Off   |   On   |   On   |   On   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    9216KB     |  Off   |   On   |   On   |  Off   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    9728KB     |  Off   |   On   |   On   |  Off   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    10240KB    |  Off   |   On   |  Off   |   On   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    10752KB    |  Off   |   On   |  Off   |   On   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    11264KB    |  Off   |   On   |  Off   |  Off   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    11776KB    |  Off   |   On   |  Off   |  Off   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    12288KB    |  Off   |  Off   |   On   |   On   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    12800KB    |  Off   |  Off   |   On   |   On   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    13312KB    |  Off   |  Off   |   On   |  Off   |   On   |
   |---------------+--------+--------+--------+--------+--------|
   |    13824KB    |  Off   |  Off   |   On   |  Off   |  Off   |
   |---------------+--------+--------+--------+--------+--------|
   |    14336KB    |  Off   |  Off   |  Off   |   On   |   On   |
   |------------------------------------------------------------|
   | Note:Start address is determined by the total amount of    |
   | system memory prior to adding the      memory card.        |
   |                                                            |
   | Switches 6, 7, and 8 must always be in the on position.    |
   +------------------------------------------------------------+