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       # SIEMENS NIXDORF INFORMATIONSSYSTEME AG
       
          S26361-D802-C
       
          Processor    80486SX/80486DX/ODP486SX/80486DX2                 
          Processor    25/33/50(internal)/66(internal)MHz                
          Speed        
          Chip Set     Unidentified                                      
          Max. Onboard 32MB                                              
          DRAM         
          Cache        128KB                                             
          BIOS         Unidentified                                      
          Dimensions   330mm x 218mm                                     
          I/O Options  Floppy drive interface, IDE interface, parallel   
                       port, PS/2 mouse port, serial ports (2), VGA      
                       feature connector, VGA port                       
          NPU Options  None                                              
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose         | Location | Purpose            | Location |
          |-----------------+----------+--------------------+----------|
          | VGA port        |   CN1    | Floppy drive       |   CN6    |
          |                 |          | interface          |          |
          |-----------------+----------+--------------------+----------|
          | Parallel port   |   CN2    | IDE interface      |   CN7    |
          |-----------------+----------+--------------------+----------|
          | Serial port 2   |   CN3    | VGA feature        |   CN8    |
          |                 |          | connector          |          |
          |-----------------+----------+--------------------+----------|
          | Serial port 1   |   CN4    | LED connector      |   JP1    |
          |-----------------+----------+--------------------+----------|
          | PS/2 mouse port |   CN5    | Speaker            |   JP2    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | IRQ12 type select                |   J1   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | IRQ12 type select                |   J1   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | CMOS memory normal operation     |  J3A   |    Open    |
          |---+----------------------------------+--------+------------|
          |   | CMOS memory clear                |  J3A   |   Closed   |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  J3B   |   Closed   |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select color        |  J3D   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |  J3D   |    Open    |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  J3E   |    Open    |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  J3F   |   Closed   |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | Floppy drive interface enabled   |  J3G   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | Floppy drive interface disabled  |  J3G   |    Open    |
          |---+----------------------------------+--------+------------|
          | » | IDE interface enabled            |  J3H   |    Open    |
          |---+----------------------------------+--------+------------|
          |   | IDE interface disabled           |  J3H   |   Closed   |
          |---+----------------------------------+--------+------------|
          | » | On board VGA controller enabled  |  J3I   |   Closed   |
          |---+----------------------------------+--------+------------|
          |   | On board VGA controller disabled |  J3I   |    Open    |
          |---+----------------------------------+--------+------------|
          | » | VGA feature connector disabled   |   J4   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | VGA feature connector enabled    |   J4   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       4MB        |    (1) 1M x 36     |        NONE        |
          |------------------+--------------------+--------------------|
          |       8MB        |    (1) 1M x 36     |    (1) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       8MB        |    (1) 2M x 36     |        NONE        |
          |------------------+--------------------+--------------------|
          |       12MB       |    (1) 2M x 36     |    (1) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       16MB       |    (1) 2M x 36     |    (1) 2M x 36     |
          |------------------+--------------------+--------------------|
          |       16MB       |    (1) 4M x 36     |        NONE        |
          |------------------+--------------------+--------------------|
          |       20MB       |    (1) 4M x 36     |    (1) 1M x 36     |
          |------------------+--------------------+--------------------|
          |       24MB       |    (1) 4M x 36     |    (1) 2M x 36     |
          |------------------+--------------------+--------------------|
          |       32MB       |    (1) 4M x 36     |    (1) 4M x 36     |
          |------------------+--------------------+--------------------|
          |       32MB       |    (1) 8M x 36     |        NONE        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |        TAG         |
          |------------------+--------------------+--------------------|
          |      128KB       |    (4) 32K x 8     |     (1) 8K x 8     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |            Type            |              J2               |
          |----------------------------+-------------------------------|
          |          80486SX           |       pins 1 & 2 closed       |
          |----------------------------+-------------------------------|
          |          ODP486SX          |       pins 1 & 2 closed       |
          |----------------------------+-------------------------------|
          |          80486DX           |       pins 2 & 3 closed       |
          |----------------------------+-------------------------------|
          |          80486DX2          |       pins 2 & 3 closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  CPU SPEED CONFIGURATION                   |
          |------------------------------------------------------------|
          |            Speed             |             J3C             |
          |------------------------------+-----------------------------|
          |            25MHz             |            Open             |
          |------------------------------+-----------------------------|
          |            33MHz             |           Closed            |
          |------------------------------+-----------------------------|
          |            50iMHz            |            Open             |
          |------------------------------+-----------------------------|
          |            66iMHz            |           Closed            |
          +------------------------------------------------------------+