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       # SIEMENS NIXDORF
       
          SYSTEM BOARD D1031
       
          Device Type      Mainboard                                     
          Processor        Pentium II                                    
          Processor Speed  350/400/450MHz                                
          Chip Set         Intel 440GX                                   
          Video Chip Set   Cirrus Logic                                  
          Maximum Onboard  2GB (SDRAM supported)                         
          Memory           
          Maximum Video    2MB                                           
          Memory           
          Cache            512KB (located on Pentium II CPU)             
          BIOS             Unidentified                                  
          Dimensions       305mm x 244mm                                 
          I/O Options      32-bit PCI slots (6), floppy drive interface, 
                           IDE interface, Wide Ultra SCSI interfaces     
                           (2), parallel port, PS/2 mouse port, serial   
                           ports (2), USB connectors (2), ATX power      
                           connector, AGP slot, wake on LAN connector    
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | AGP slot          |   AGP    | CAN bus external |   C14    |
          |-------------------+----------+------------------+----------|
          | ATX power         |   ATX    | 3v power         |   C15    |
          | connector         |          |                  |          |
          |-------------------+----------+------------------+----------|
          | USB connector     |    C1    | Chipcard reader  |   C16    |
          | (internal)        |          | connector        |          |
          |-------------------+----------+------------------+----------|
          | SCSI interface    |    C2    | PS/2 mouse port  |   CN1    |
          | LED               |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Chassis fan power |    C3    | Serial port 1    |   CN2    |
          |-------------------+----------+------------------+----------|
          | Speaker           |    C4    | Serial port 1    |   CN3    |
          |-------------------+----------+------------------+----------|
          | Chassis fan power |    C5    | Parallel port    |   CN4    |
          |-------------------+----------+------------------+----------|
          | Temperature       |    C6    | USB connector    |   CN5    |
          | sensor            |          | (external)       |          |
          |-------------------+----------+------------------+----------|
          | Power supply      |    C7    | VGA port         |   CN6    |
          | voltage           |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Cover detection   |    C8    | IDE interface    |   CN7    |
          | connector         |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Front panel       |    C9    | Ultra SCSI       |   CN8    |
          | connector         |          | interface        |          |
          |-------------------+----------+------------------+----------|
          | Temperature       |   C10    | Ultra-2 SCSI     |   CN9    |
          | sensor            |          | interface        |          |
          |-------------------+----------+------------------+----------|
          | Wake on LAN       |   C11    | Floppy drive     |   CN10   |
          | connector         |          | interface        |          |
          |-------------------+----------+------------------+----------|
          | Soft off power    |   C12    | 32-bit PCI slots |  PC1 –   |
          | supply            |          |                  |   PC4    |
          |-------------------+----------+------------------+----------|
          | CAN bus internal  |   C13    | VRM connector    |   VRM2   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                Function                 | Label | Position |
          |-----------------------------------------+-------+----------|
          | » | BIOS normal operation               | SW1/1 |   Off    |
          |---+-------------------------------------+-------+----------|
          |   | BIOS recovery mode                  | SW1/1 |   Off    |
          |---+-------------------------------------+-------+----------|
          | » | Factory configured - do not alter   | SW1/2 |   Off    |
          |---+-------------------------------------+-------+----------|
          | » | Flash BIOS write protect disabled   | SW1/3 |   Off    |
          |---+-------------------------------------+-------+----------|
          |   | Flash BIOS write protect enabled    | SW1/3 |    On    |
          |---+-------------------------------------+-------+----------|
          | » | Floppy drive write protect disabled | SW1/4 |   Off    |
          |---+-------------------------------------+-------+----------|
          |   | Floppy drive write protect enabled  | SW1/4 |    On    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIMM CONFIGURATION                     |
          |------------------------------------------------------------|
          |  Size  |   Bank 0    |   Bank 1    |   Bank 2    | Bank 3  |
          |--------+-------------+-------------+-------------+---------|
          |  8MB   | (1) 1M x 64 |    None     |    None     |  None   |
          |--------+-------------+-------------+-------------+---------|
          |  16MB  | (1) 2M x 64 |    None     |    None     |  None   |
          |--------+-------------+-------------+-------------+---------|
          |  16MB  | (1) 1M x 64 | (1) 1M x 64 |    None     |  None   |
          |--------+-------------+-------------+-------------+---------|
          |  24MB  | (1) 2M x 64 | (1) 1M x 64 |    None     |  None   |
          |--------+-------------+-------------+-------------+---------|
          |  24MB  | (1) 1M x 64 | (1) 1M x 64 | (1) 1M x 64 |  None   |
          |--------+-------------+-------------+-------------+---------|
          |  32MB  | (1) 4M x 64 |    None     |    None     |  None   |
          |--------+-------------+-------------+-------------+---------|
          |  32MB  | (1) 2M x 64 | (1) 2M x 64 |    None     |  None   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DIMM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |   Bank 2   |   Bank 3   |
          |-------+-------------+------------+------------+------------|
          | 32MB  | (1) 1M x 64 |  (1) 1M x  |  (1) 1M x  |  (1) 1M x  |
          |       |             |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 40MB  | (1) 4M x 64 |  (1) 1M x  |    None    |    None    |
          |       |             |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 48MB  | (1) 4M x 64 |  (1) 2M x  |    None    |    None    |
          |       |             |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 48MB  | (1) 2M x 64 |  (1) 2M x  |  (1) 2M x  |    None    |
          |       |             |     64     |     64     |            |
          |-------+-------------+------------+------------+------------|
          | 64MB  | (1) 2M x 64 |  (1) 2M x  |  (1) 2M x  |  (1) 2M x  |
          |       |             |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 64MB  | (1) 8M x 64 |    None    |    None    |    None    |
          |-------+-------------+------------+------------+------------|
          | 64MB  | (1) 4M x 64 |  (1) 4M x  |    None    |    None    |
          |       |             |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 72MB  | (1) 8M x 64 |  (1) 1M x  |    None    |    None    |
          |       |             |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 80MB  | (1) 8M x 64 |  (1) 2M x  |    None    |    None    |
          |       |             |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 96MB  | (1) 8M x 64 |  (1) 4M x  |    None    |    None    |
          |       |             |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 96MB  | (1) 4M x 64 |  (1) 4M x  |  (1) 4M x  |    None    |
          |       |             |     64     |     64     |            |
          |-------+-------------+------------+------------+------------|
          | 128MB |  (1) 16M x  |    None    |    None    |    None    |
          |       |     64      |            |            |            |
          |-------+-------------+------------+------------+------------|
          | 128MB | (1) 8M x 64 |  (1) 8M x  |    None    |    None    |
          |       |             |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 128MB | (1) 4M x 64 |  (1) 4M x  |  (1) 4M x  |  (1) 4M x  |
          |       |             |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 136MB |  (1) 16M x  |  (1) 1M x  |    None    |    None    |
          |       |     64      |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 144MB |  (1) 16M x  |  (1) 2M x  |    None    |    None    |
          |       |     64      |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 152MB |  (1) 16M x  |  (1) 1M x  |  (1) 1M x  |  (1) 1M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 160MB |  (1) 16M x  |  (1) 4M x  |    None    |    None    |
          |       |     64      |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 176MB |  (1) 16M x  |  (1) 2M x  |  (1) 2M x  |  (1) 2M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 192MB |  (1) 16M x  |  (1) 8M x  |    None    |    None    |
          |       |     64      |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 192MB | (1) 8M x 64 |  (1) 8M x  |  (1) 8M x  |    None    |
          |       |             |     64     |     64     |            |
          |-------+-------------+------------+------------+------------|
          | 224MB |  (1) 16M x  |  (1) 4M x  |  (1) 4M x  |  (1) 4M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 256MB |  (1) 32M x  |    None    |    None    |    None    |
          |       |     64      |            |            |            |
          |-------+-------------+------------+------------+------------|
          | 256MB |  (1) 16M x  | (1) 16M x  |    None    |    None    |
          |       |     64      |     64     |            |            |
          |-------+-------------+------------+------------+------------|
          | 256MB | (1) 8M x 64 |  (1) 8M x  |  (1) 8M x  |  (1) 8M x  |
          |       |             |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 272MB |  (1) 16M x  | (1) 16M x  |  (1) 1M x  |  (1) 1M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 280MB |  (1) 32M x  |  (1) 1M x  |  (1) 1M x  |  (1) 1M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 288MB |  (1) 16M x  | (1) 16M x  |  (1) 2M x  |  (1) 2M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 304MB |  (1) 32M x  |  (1) 2M x  |  (1) 2M x  |  (1) 2M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 320MB |  (1) 16M x  | (1) 16M x  |  (1) 4M x  |  (1) 4M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 320MB |  (1) 16M x  |  (1) 8M x  |  (1) 8M x  |  (1) 8M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 352MB |  (1) 32M x  |  (1) 4M x  |  (1) 4M x  |  (1) 4M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 384MB |  (1) 16M x  | (1) 16M x  | (1) 16M x  |    None    |
          |       |     64      |     64     |     64     |            |
          |-------+-------------+------------+------------+------------|
          | 448MB |  (1) 32M x  |  (1) 8M x  |  (1) 8M x  |  (1) 8M x  |
          |       |     64      |     64     |     64     |     64     |
          |-------+-------------+------------+------------+------------|
          | 512MB |  (1) 64M x  |    None    |    None    |    None    |
          |       |     64      |            |            |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DIMM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          |  Size  |   Bank 0   |   Bank 1   |   Bank 2   |   Bank 3   |
          |--------+------------+------------+------------+------------|
          | 512MB  | (1) 32M x  | (1) 32M x  |    None    |    None    |
          |        |     64     |     64     |            |            |
          |--------+------------+------------+------------+------------|
          | 512MB  | (1) 16M x  | (1) 16M x  | (1) 16M x  | (1) 16M x  |
          |        |     64     |     64     |     64     |     64     |
          |--------+------------+------------+------------+------------|
          | 640MB  | (1) 32M x  | (1) 16M x  | (1) 16M x  | (1) 16M x  |
          |        |     64     |     64     |     64     |     64     |
          |--------+------------+------------+------------+------------|
          | 768MB  | (1) 32M x  | (1) 32M x  | (1) 32M x  |    None    |
          |        |     64     |     64     |     64     |            |
          |--------+------------+------------+------------+------------|
          | 1024MB | (1) 64M x  | (1) 64M x  |    None    |    None    |
          |        |     64     |     64     |            |            |
          |--------+------------+------------+------------+------------|
          | 1024MB | (1) 32M x  | (1) 32M x  | (1) 32M x  | (1) 32M x  |
          |        |     64     |     64     |     64     |     64     |
          |--------+------------+------------+------------+------------|
          | 1536MB | (1) 64M x  | (1) 64M x  | (1) 64M x  |    None    |
          |        |     64     |     64     |     64     |            |
          |--------+------------+------------+------------+------------|
          | 2048MB | (1) 64M x  | (1) 64M x  | (1) 64M x  | (1) 64M x  |
          |        |     64     |     64     |     64     |     64     |
          |------------------------------------------------------------|
          |      Note: Board accepts SDRAM memory.                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          | Note: 256KB/512KB cache is located on the Pentium II CPU.  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             VIDEO MEMORY JUMPER CONFIGURATION              |
          |------------------------------------------------------------|
          | Note: 2MB video memory is factory installed and is not     |
          | configurable. The location is unidentified.                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CPU SPEED SELECTION                     |
          |------------------------------------------------------------|
          |CPU speed|Clock speed|Multiplier|SW1/5 |SW1/6 |SW1/7 |SW1/8 |
          |---------+-----------+----------+------+------+------+------|
          | 350MHz  |  100MHz   |   3.5x   |  On  | Off  | Off  |  On  |
          |---------+-----------+----------+------+------+------+------|
          | 400MHz  |  100MHz   |    4x    |  On  |  On  |  On  | Off  |
          |---------+-----------+----------+------+------+------+------|
          | 450MHz  |  100MHz   |   4.5x   |  On  | Off  |  On  | Off  |
          +------------------------------------------------------------+