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

   386/25

   Processor             80386DX                                  
   Processor Speed       25MHz                                    
   Chip Set              OPTI                                     
   Max. Onboard DRAM     16MB                                     
   Cache                 None                                     
   BIOS                  AMI                                      
   Dimensions            331mm x 219mm                            
   I/O Options           None                                     
   NPU Options           80387/3167                               

<gopher://bitreich.org/I/th99/m/U-Z/31107-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose      | Location | Purpose            |  Location   |
   |--------------+----------+--------------------+-------------|
   | Reset switch |   J12    | Speaker            |     J15     |
   |--------------+----------+--------------------+-------------|
   | Turbo switch |   J13    | Power LED &        |     J16     |
   |              |          | keylock            |             |
   |--------------+----------+--------------------+-------------|
   | Turbo LED    |   J14    | External battery   | J1 pins 1 & |
   |              |          |                    |      4      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function               | Jumper  |  Position  |
   |-------------------------------------+---------+------------|
   |>> | Battery type select internal    |   J1    | pins 2 & 3 |
   |   |                                 |         |   closed   |
   |---+---------------------------------+---------+------------|
   |   | Battery type select external    |   J1    |   Closed   |
   |---+---------------------------------+---------+------------|
   |>> | Monitor type select monochrome  |   J3    |    Open    |
   |---+---------------------------------+---------+------------|
   |   | Monitor type select color       |   J3    |   Closed   |
   |---+---------------------------------+---------+------------|
   |>> | Factory configured - do not     |   J7    |    N/A     |
   |   | alter                           |         |            |
   |---+---------------------------------+---------+------------|
   |>> | Factory configured - do not     |   J8    |    N/A     |
   |   | alter                           |         |            |
   |---+---------------------------------+---------+------------|
   |>> | Factory configured - do not     |   J9    |    N/A     |
   |   | alter                           |         |            |
   |------------------------------------------------------------|
   | Note:Jumpers J7, J8, and J9 are used on a different        |
   | revision of this board to configure cache.                 |
   |                                                            |
   | They are not used on this 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      |            |            |
   |------+-------------+-------------+------------+------------|
   | 3MB  | (4) 256K x  | (4) 256K x  | (4) 256K x |    NONE    |
   |      |      9      |      9      |     9      |            |
   |------+-------------+-------------+------------+------------|
   | 4MB  | (4) 256K x  | (4) 256K x  | (4) 256K x | (4) 256K x |
   |      |      9      |      9      |     9      |     9      |
   |------+-------------+-------------+------------+------------|
   | 4MB  | (4) 1M x 9  |    NONE     |    NONE    |    NONE    |
   |------+-------------+-------------+------------+------------|
   | 5MB  | (4) 256K x  | (4) 1M x 9  |    NONE    |    NONE    |
   |      |      9      |             |            |            |
   |------+-------------+-------------+------------+------------|
   | 5MB  | (4) 1M x 9  | (4) 256K x  |    NONE    |    NONE    |
   |      |             |      9      |            |            |
   |------+-------------+-------------+------------+------------|
   | 6MB  | (4) 256K x  | (4) 256K x  | (4) 1M x 9 |    NONE    |
   |      |      9      |      9      |            |            |
   |------+-------------+-------------+------------+------------|
   | 6MB  | (4) 256K x  | (4) 1M x 9  | (4) 256K x |    NONE    |
   |      |      9      |             |     9      |            |
   |------+-------------+-------------+------------+------------|
   | 6MB  | (4) 1M x 9  | (4) 256K x  | (4) 256K x |    NONE    |
   |      |             |      9      |     9      |            |
   |------+-------------+-------------+------------+------------|
   | 7MB  | (4) 256K x  | (4) 256K x  | (4) 1M x 9 | (4) 256K x |
   |      |      9      |      9      |            |     9      |
   |------+-------------+-------------+------------+------------|
   | 7MB  | (4) 256K x  | (4) 1M x 9  | (4) 256K x | (4) 256K x |
   |      |      9      |             |     9      |     9      |
   |------+-------------+-------------+------------+------------|
   | 7MB  | (4) 1M x 9  | (4) 256K x  | (4) 256K x | (4) 256K x |
   |      |             |      9      |     9      |     9      |
   |------+-------------+-------------+------------+------------|
   | 8MB  | (4) 1M x 9  | (4) 1M x 9  |    NONE    |    NONE    |
   |------+-------------+-------------+------------+------------|
   | 9MB  | (4) 256K x  | (4) 1M x 9  | (4) 1M x 9 |    NONE    |
   |      |      9      |             |            |            |
   |------+-------------+-------------+------------+------------|
   | 9MB  | (4) 1M x 9  | (4) 256K x  | (4) 1M x 9 |    NONE    |
   |      |             |      9      |            |            |
   |------+-------------+-------------+------------+------------|
   | 9MB  | (4) 1M x 9  | (4) 1M x 9  | (4) 256K x |    NONE    |
   |      |             |             |     9      |            |
   |------+-------------+-------------+------------+------------|
   | 10MB | (4) 256K x  | (4) 256K x  | (4) 1M x 9 | (4) 1M x 9 |
   |      |      9      |      9      |            |            |
   |------+-------------+-------------+------------+------------|
   | 10MB | (4) 256K x  | (4) 1M x 9  | (4) 1M x 9 | (4) 256K x |
   |      |      9      |             |            |     9      |
   |------+-------------+-------------+------------+------------|
   | 10MB | (4) 1M x 9  | (4) 1M x 9  | (4) 256K x | (4) 256K x |
   |      |             |             |     9      |     9      |
   |------+-------------+-------------+------------+------------|
   | 10MB | (4) 1M x 9  | (4) 256K x  | (4) 1M x 9 | (4) 256K x |
   |      |             |      9      |            |     9      |
   |------+-------------+-------------+------------+------------|
   | 12MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 |    NONE    |
   |------+-------------+-------------+------------+------------|
   | 13MB | (4) 256K x  | (4) 1M x 9  | (4) 1M x 9 | (4) 1M x 9 |
   |      |      9      |             |            |            |
   |------+-------------+-------------+------------+------------|
   | 13MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 | (4) 256K x |
   |      |             |             |            |     9      |
   |------+-------------+-------------+------------+------------|
   | 13MB | (4) 1M x 9  | (4) 256K x  | (4) 1M x 9 | (4) 1M x 9 |
   |      |             |      9      |            |            |
   |------+-------------+-------------+------------+------------|
   | 16MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 | (4) 1M x 9 |
   +------------------------------------------------------------+