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

   386H

   Processor         80386DX/CX486DLC                             
   Processor Speed   25/33/40MHz                                  
   Chip Set          OPTI                                         
   Max. Onboard DRAM 32MB                                         
   Cache             64/128/256KB                                 
   BIOS              AMI                                          
   Dimensions        220mm x 220mm                                
   I/O Options       None                                         
   NPU Options       80387DX                                      

<gopher://bitreich.org/I/th99/m/U-Z/33086-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose             | Location | Purpose        | Location |
   |---------------------+----------+----------------+----------|
   | External battery    |    J1    | Turbo switch   |   JP11   |
   |---------------------+----------+----------------+----------|
   | Power LED & keylock |   J18    | Turbo LED      |   JP12   |
   |---------------------+----------+----------------+----------|
   | Speaker             |   J19    | Reset switch   |   SW1    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper |  Position  |
   |--------------------------------------+--------+------------|
   |>> | CMOS memory normal operation     |  JP3   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | CMOS memory clear                |  JP3   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Monitor type select color        |  JP4   |   Closed   |
   |---+----------------------------------+--------+------------|
   |   | Monitor type select monochrome   |  JP4   |    Open    |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  JP8   |    N/A     |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  JP9   |    N/A     |
   |   | alter                            |        |            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       1MB        |    (4) 256K x 9    |        NONE        |
   |------------------+--------------------+--------------------|
   |       2MB        |    (4) 256K x 9    |    (4) 256K x 9    |
   |------------------+--------------------+--------------------|
   |       4MB        |     (4) 1M x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |       5MB        |    (4) 256K x 9    |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       16MB       |     (4) 4M x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |       20MB       |     (4) 1M x 9     |     (4) 4M x 9     |
   |------------------+--------------------+--------------------|
   |       20MB       |     (4) 4M x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |    Size    |    Bank 0     |    Bank 1     |      TAG      |
   |------------+---------------+---------------+---------------|
   |    64KB    |  (4) 8K x 8   |  (4) 8K x 8   |  (1) 8K x 8   |
   |------------+---------------+---------------+---------------|
   |   128KB    |  (4) 32K x 8  |     NONE      |  (1) 8K x 8   |
   |------------+---------------+---------------+---------------|
   |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (1) 32K x 8  |
   |------------------------------------------------------------|
   | Note: The location of TAG is unidentified.                 |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   |  Size   |   JP6    |       JP10        |  JP17   |  JP18   |
   |---------+----------+-------------------+---------+---------|
   |  64KB   |   Open   | pins 2 & 3 closed |  Open   |  Open   |
   |---------+----------+-------------------+---------+---------|
   |  128KB  |  Closed  | pins 1 & 2 closed |  Open   | Closed  |
   |---------+----------+-------------------+---------+---------|
   |  256KB  |  Closed  | pins 2 & 3 closed | Closed  | Closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   CPU TYPE CONFIGURATION                   |
   |------------------------------------------------------------|
   |        Type        |       JP5        |        JP20        |
   |--------------------+------------------+--------------------|
   |      80386DX       |       Open       |        Open        |
   |--------------------+------------------+--------------------|
   |      CX486DLC      |      Closed      | pins 1 & 2 closed  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |   Speed   |    JP2     |   JP14    |   JP15    |   JP16    |
   |-----------+------------+-----------+-----------+-----------|
   |   25MHz   |    N/A     |  Closed   |   Open    |  Closed   |
   |-----------+------------+-----------+-----------+-----------|
   |   33MHz   |   Closed   |   Open    |  Closed   |  Closed   |
   |-----------+------------+-----------+-----------+-----------|
   |   40MHz   |    Open    |  Closed   |   Open    |   Open    |
   +------------------------------------------------------------+