UNIDENTIFIED
============

   640K SYSTEM BOARD

   Processor         8088                                         
   Processor Speed   10MHz                                        
   Chip Set          Unidentified                                 
   Max. Onboard DRAM 640KB                                        
   Cache             None                                         
   BIOS              Unidentified                                 
   Dimensions        330mm x 218mm                                
   I/O Options       None                                         
   NPU Options       8087                                         

<gopher://bitreich.org/I/th99/m/U-Z/32274-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose             | Location | Purpose        | Location |
   |---------------------+----------+----------------+----------|
   | Turbo switch        |   JP1    | Speaker        |   JP2C   |
   |---------------------+----------+----------------+----------|
   | Turbo LED           |   JP2A   | Reset switch   |   JP2D   |
   |---------------------+----------+----------------+----------|
   | Power LED & keylock |   JP2B   |                |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function                | Switch  | Position |
   |---------------------------------------+---------+----------|
   |>> | Factory configured - do not alter |  SW1/1  |   Off    |
   |---+-----------------------------------+---------+----------|
   |>> | NPU disabled                      |  SW1/2  |    On    |
   |---+-----------------------------------+---------+----------|
   |   | NPU enabled                       |  SW1/2  |   Off    |
   |---+-----------------------------------+---------+----------|
   |>> | Factory configured - do not alter |  SW1/3  |   Off    |
   |---+-----------------------------------+---------+----------|
   |>> | Factory configured - do not alter |  SW1/4  |   Off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   | Size  | Bank 0  | Bank 1 | Bank 2 | Bank  | Bank 3 | Bank  |
   |       |         |        |        |  2A   |        |  3A   |
   |-------+---------+--------+--------+-------+--------+-------|
   | 256KB |   (9)   |  NONE  |  NONE  | NONE  |  NONE  | NONE  |
   |       |  41256  |        |        |       |        |       |
   |-------+---------+--------+--------+-------+--------+-------|
   | 512KB |   (9)   |  (9)   |  NONE  | NONE  |  NONE  | NONE  |
   |       |  41256  | 41256  |        |       |        |       |
   |-------+---------+--------+--------+-------+--------+-------|
   | 576KB |   (9)   |  (9)   |  (2)   |  (1)  |  NONE  | NONE  |
   |       |  41256  | 41256  |  4464  | 4164  |        |       |
   |-------+---------+--------+--------+-------+--------+-------|
   | 640KB |   (9)   |  (9)   |  (2)   |  (1)  |  (2)   |  (1)  |
   |       |  41256  | 41256  |  4464  | 4164  |  4464  | 4164  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |            DISPLAY ADAPTER SWITCH CONFIGURATION            |
   |------------------------------------------------------------|
   |        Size        |       SW1/5        |      SW1/6       |
   |--------------------+--------------------+------------------|
   |   None installed   |         On         |        On        |
   |--------------------+--------------------+------------------|
   |  Color (40 x 20)   |        Off         |        On        |
   |--------------------+--------------------+------------------|
   |  Color (80 x 25)   |         On         |       Off        |
   |--------------------+--------------------+------------------|
   |     Monochrome     |        Off         |       Off        |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             FLOPPY DRIVE SWITCH CONFIGURATION              |
   |------------------------------------------------------------|
   |  Drives installed  |       SW1/7       |       SW1/8       |
   |--------------------+-------------------+-------------------|
   |         1          |        On         |        On         |
   |--------------------+-------------------+-------------------|
   |         2          |        Off        |        On         |
   |--------------------+-------------------+-------------------|
   |         3          |        On         |        Off        |
   |--------------------+-------------------+-------------------|
   |         4          |        Off        |        Off        |
   +------------------------------------------------------------+