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       # WYSE TECHNOLOGY, INC.
       
          WYSE PC 286 MODEL 2112
       
          Processor             80286                                    
          Processor Speed       12.5MHz                                  
          Chip Set              WYSE                                     
          Max. Onboard DRAM     1MB                                      
          Cache                 None                                     
          BIOS                  WYSE                                     
          Dimensions            334mm x 122mm                            
          I/O Options           None                                     
          NPU Options           80287                                    
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose               | Location | Purpose      | Location |
          |-----------------------+----------+--------------+----------|
          | Front panel connector |    P5    | Card edge    |    S1    |
          |                       |          | connector    |          |
          |-----------------------+----------+--------------+----------|
          | Power good/Speaker    |    P6    | Reset switch |   TP1    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                Function                | Jumper | Position |
          |----------------------------------------+--------+----------|
          | » | BIOS wait state select 1           |   J8   |   Open   |
          |---+------------------------------------+--------+----------|
          |   | BIOS wait states select 0          |   J8   |  Closed  |
          |---+------------------------------------+--------+----------|
          | » | DRAM wait state select 1           |   J9   |   Open   |
          |---+------------------------------------+--------+----------|
          |   | DRAM wait states select 0          |   J9   |  Closed  |
          |---+------------------------------------+--------+----------|
          | » | Monitor type select color          |  J12   |  Closed  |
          |---+------------------------------------+--------+----------|
          |   | Monitor type select monochrome     |  J12   |   Open   |
          |---+------------------------------------+--------+----------|
          | » | Factory test disabled              |  J13   |   Open   |
          |---+------------------------------------+--------+----------|
          |   | Factory test enabled               |  J13   |  Closed  |
          |---+------------------------------------+--------+----------|
          | » | Parity check enabled               |  J18   |  Closed  |
          |---+------------------------------------+--------+----------|
          |   | Parity check disabled              |  J18   |   Open   |
          |---+------------------------------------+--------+----------|
          | » | Factory configured - do not alter  |  J21   |   Open   |
          |---+------------------------------------+--------+----------|
          | » | Factory configured - do not alter  |  J22   |   Open   |
          |---+------------------------------------+--------+----------|
          | » | Factory configured - do not alter  |  WF1   |  Closed  |
          |---+------------------------------------+--------+----------|
          | » | Factory configured - do not alter  |  WF2   |   Open   |
          |---+------------------------------------+--------+----------|
          | » | Factory configured - do not alter  |  WF3   |   Open   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |        Base Memory         |        Extended Memory        |
          |----------------------------+-------------------------------|
          |    |         512KB         |             NONE              |
          |----+-----------------------+-------------------------------|
          |    |         512KB         |       512KB at 1000000H       |
          |----+-----------------------+-------------------------------|
          |    |         512KB         |       512KB at 2000000H       |
          |----+-----------------------+-------------------------------|
          |    |         512KB         |       512KB at 4000000H       |
          |----+-----------------------+-------------------------------|
          |    |         640KB         |             NONE              |
          |----+-----------------------+-------------------------------|
          | »  |         640KB         |       384KB at 1000000H       |
          |----+-----------------------+-------------------------------|
          |    |         640KB         |       384KB at 2000000H       |
          |----+-----------------------+-------------------------------|
          |    |         640KB         |       384KB at 4000000H       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          |  Base Memory   |    J6    |    J7    |   J24    |   J25    |
          |----------------+----------+----------+----------+----------|
          |    |   512KB   |  Closed  |  Closed  |  Closed  |  Closed  |
          |----+-----------+----------+----------+----------+----------|
          |    |   512KB   |   Open   |  Closed  |  Closed  |  Closed  |
          |----+-----------+----------+----------+----------+----------|
          |    |   512KB   |   Open   |  Closed  |   Open   |  Closed  |
          |----+-----------+----------+----------+----------+----------|
          |    |   512KB   |   Open   |  Closed  |   Open   |   Open   |
          |----+-----------+----------+----------+----------+----------|
          |    |   640KB   |  Closed  |   Open   |  Closed  |  Closed  |
          |----+-----------+----------+----------+----------+----------|
          | »  |   640KB   |   Open   |   Open   |  Closed  |  Closed  |
          |----+-----------+----------+----------+----------+----------|
          |    |   640KB   |   Open   |   Open   |   Open   |  Closed  |
          |----+-----------+----------+----------+----------+----------|
          |    |   640KB   |   Open   |   Open   |   Open   |   Open   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     BIOS CONFIGURATION                     |
          |------------------------------------------------------------|
          |         Type         |        J4        |        J5        |
          |----------------------+------------------+------------------|
          | » |      27256       |       Open       |      Closed      |
          |---+------------------+------------------+------------------|
          |   |      27128       |       Open       |       Open       |
          |---+------------------+------------------+------------------|
          |   |      27512       |      Closed      |      Closed      |
          +------------------------------------------------------------+