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       # IBM CORPORATION
       
          PS/2 MODEL 25 SX
       
          Processor    80386SX (exact location unknown)                  
          Processor    25MHz                                             
          Speed        
          Chip Set     Intel                                             
          Max. Onboard Dependent upon memory module installed.           
          DRAM         
          Cache        None                                              
          BIOS         IBM                                               
          Dimensions   330mm x 218mm                                     
          I/O Options  Floppy drive interface, hard drive interface,     
                       parallel port,                                    
                                                                         
                       PS/2 mouse port, riser card, serial port, video   
                       port                                              
          NPU Options  80387SX                                           
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose          | Location | Purpose           | Location |
          |------------------+----------+-------------------+----------|
          | Parallel port    |   CN1    | Internal display  |   CN7    |
          |                  |          | connector         |          |
          |------------------+----------+-------------------+----------|
          | PS/2 mouse port  |   CN2    | Hard drive        |   CN8    |
          |                  |          | connector         |          |
          |------------------+----------+-------------------+----------|
          | Serial port      |   CN3    | Floppy drive      |   CN9    |
          |                  |          | interface         |          |
          |------------------+----------+-------------------+----------|
          | Video port       |   CN4    | Clock battery     |   CN10   |
          |                  |          | socket            |          |
          |------------------+----------+-------------------+----------|
          | Riser card slot  |   CN5    | Memory module     |   CN11   |
          |------------------+----------+-------------------+----------|
          | Hard disk power  |   CN6    |                   |          |
          | connector        |          |                   |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                Function                | Jumper | Position |
          |----------------------------------------+--------+----------|
          | » | Password override clear            |   J2   |  closed  |
          |---+------------------------------------+--------+----------|
          |   | Password override normal operation |   J2   |   open   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |     Dependant upon the memory card installed in CN11.      |
          +------------------------------------------------------------+