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

   386SX P9

   Processor             80386SX                                  
   Processor Speed       16MHz                                    
   Chip Set              OPTI                                     
   Max. Onboard DRAM     2MB                                      
   Cache                 None                                     
   BIOS                  AMI                                      
   Dimensions            330mm x 218mm                            
   I/O Options           32-bit external memory card slot         
   NPU Options           80387SX                                  

<gopher://bitreich.org/I/th99/m/U-Z/30672-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose       | Location | Purpose              | Location |
   |---------------+----------+----------------------+----------|
   | Reset switch  |    J1    | Turbo LED            |    J5    |
   |---------------+----------+----------------------+----------|
   | Power LED &   |    J2    | External battery     |    J6    |
   | keylock       |          |                      |          |
   |---------------+----------+----------------------+----------|
   | Speaker       |    J3    | 32-bit external      |    S1    |
   |               |          | memory card          |          |
   |---------------+----------+----------------------+----------|
   | Turbo switch  |    J4    |                      |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper |  Position  |
   |--------------------------------------+--------+------------|
   |>> | Turbo LED enabled                |  JP1   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Turbo LED disabled               |  JP1   | pins 1 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  JP2   |    Open    |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | NPU mode select synchronous with |  JP3   |    Open    |
   |   | CPU                              |        |            |
   |---+----------------------------------+--------+------------|
   |   | NPU mode select asynchronous     |  JP3   |   Closed   |
   |   | with CPU                         |        |            |
   |---+----------------------------------+--------+------------|
   |>> | NPU enabled                      |  JP4   |   Closed   |
   |---+----------------------------------+--------+------------|
   |   | NPU disabled                     |  JP4   |    Open    |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  JP5   |   Closed   |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  JP6   |   Closed   |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Crystal select OSC2              |  JP7   | pins 2 & 3 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Crystal select OSC1              |  JP7   | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Monitor type select color        |   J8   |   Closed   |
   |---+----------------------------------+--------+------------|
   |   | Monitor type select monochrome   |   J8   |    Open    |
   |---+----------------------------------+--------+------------|
   |>> | Power good signal detect from    |  JP9   | pins 1 & 2 |
   |   | power supply                     |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | Power good signal detect from    |  JP9   | pins 2 & 3 |
   |   | board                            |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | BIOS type select 27256           |  JP10  | pins 1 & 2 |
   |   |                                  |        |   closed   |
   |---+----------------------------------+--------+------------|
   |   | BIOS type select 27128           |  JP10  | pins 2 & 3 |
   |   |                                  |        |   closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |  Size  |   Bank 0   |   Bank 1   |   Bank 2   |   Bank 3   |
   |--------+------------+------------+------------+------------|
   | 512KB  | (4) 44256  |    NONE    |    NONE    |    NONE    |
   |--------+------------+------------+------------+------------|
   |  1MB   | (4) 44256  | (4) 44256  |    NONE    |    NONE    |
   |--------+------------+------------+------------+------------|
   | 1.5MB  | (4) 44256  | (4) 44256  | (4) 44256  |    NONE    |
   |--------+------------+------------+------------+------------|
   |  2MB   | (4) 44256  | (4) 44256  | (4) 44256  | (4) 44256  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 DRAM PARITY CONFIGURATION                  |
   |------------------------------------------------------------|
   |  Size  |   Bank 0   |   Bank 1   |   Bank 2   |   Bank 3   |
   |--------+------------+------------+------------+------------|
   | 512KB  | (2) 41256  |    NONE    |    NONE    |    NONE    |
   |--------+------------+------------+------------+------------|
   |  1MB   | (2) 41256  | (2) 41256  |    NONE    |    NONE    |
   |--------+------------+------------+------------+------------|
   | 1.5MB  | (2) 41256  | (2) 41256  | (2) 41256  |    NONE    |
   |--------+------------+------------+------------+------------|
   |  2MB   | (2) 41256  | (2) 41256  | (2) 41256  | (2) 41256  |
   +------------------------------------------------------------+