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       # HEWLETT-PACKARD COMPANY
       
          HP VECTRA 500 MODEL 522, VL 5/XXX SERIES 3
       
          Device Type      Mainboard                                     
          Processor        Pentium                                       
          Processor Speed  75/90/100/120MHz                              
          Chip Set         Unidentified                                  
          Video Chip Set   Cirrus Logic                                  
          Maximum Onboard  192MB                                         
          Memory           
          Maximum Video    2MB                                           
          Memory           
          Cache            256KB                                         
          BIOS             Unidentified                                  
          Dimensions       254mm x 218mm                                 
          I/O Options      Floppy drive interface, IDE interfaces (2),   
                           parallel port, PS/2 mouse port, serial ports  
                           (2), VGA feature connector, VGA port, video   
                           memory slot                                   
          NPU Options      None                                          
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | External battery  |    C1    | Parallel port    |   CN5    |
          |-------------------+----------+------------------+----------|
          | Speaker           |    C2    | IDE interface 1  |   CN6    |
          |-------------------+----------+------------------+----------|
          | SCSI interface    |    C3    | IDE interface 2  |   CN7    |
          | LED               |          |                  |          |
          |-------------------+----------+------------------+----------|
          | VGA port          |   CN1    | Floppy drive     |   CN8    |
          |                   |          | interface        |          |
          |-------------------+----------+------------------+----------|
          | PS/2 mouse port   |   CN2    | VGA feature      |   CN9    |
          |                   |          | connector        |          |
          |-------------------+----------+------------------+----------|
          | Serial port 2     |   CN3    | Video memory     |   SL1    |
          |                   |          | slot             |          |
          |-------------------+----------+------------------+----------|
          | Serial port 1     |   CN4    |                  |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function                | Label  | Position  |
          |---------------------------------------+--------+-----------|
          | » | Flash BIOS update enabled         | SW1/1  |    Off    |
          |---+-----------------------------------+--------+-----------|
          |   | Flash BIOS update disabled        | SW1/1  |    On     |
          |---+-----------------------------------+--------+-----------|
          | » | Factory configured - do not alter | SW1/2  |    Off    |
          |---+-----------------------------------+--------+-----------|
          | » | CMOS memory normal operation      | SW1/3  |    Off    |
          |---+-----------------------------------+--------+-----------|
          |   | CMOS memory clear                 | SW1/3  |    On     |
          |---+-----------------------------------+--------+-----------|
          | » | Password enabled                  | SW1/4  |    Off    |
          |---+-----------------------------------+--------+-----------|
          |   | Password disabled                 | SW1/4  |    On     |
          |---+-----------------------------------+--------+-----------|
          | » | Memory parity disabled            | SW1/5  |    Off    |
          |---+-----------------------------------+--------+-----------|
          |   | Memory parity enabled             | SW1/5  |    On     |
          |---+-----------------------------------+--------+-----------|
          | » | Factory configured - do not alter | SW1/7  |    Off    |
          |---+-----------------------------------+--------+-----------|
          | » | Factory configured - do not alter | SW1/8  |    Off    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     SIMM CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |    Bank 1     |    Bank 2     |
          |------------+---------------+---------------+---------------|
          |    8MB     |  (2) 1M x 36  |     None      |     None      |
          |------------+---------------+---------------+---------------|
          |    16MB    |  (2) 1M x 36  |  (2) 1M x 36  |     None      |
          |------------+---------------+---------------+---------------|
          |    16MB    |  (2) 2M x 36  |     None      |     None      |
          |------------+---------------+---------------+---------------|
          |    24MB    |  (2) 1M x 36  |  (2) 1M x 36  |  (2) 1M x 36  |
          |------------+---------------+---------------+---------------|
          |    32MB    |  (2) 2M x 36  |  (2) 2M x 36  |     None      |
          |------------+---------------+---------------+---------------|
          |    32MB    |  (2) 4M x 36  |     None      |     None      |
          |------------+---------------+---------------+---------------|
          |    48MB    |  (2) 2M x 36  |  (2) 2M x 36  |  (2) 2M x 36  |
          |------------+---------------+---------------+---------------|
          |    64MB    |  (2) 4M x 36  |  (2) 4M x 36  |     None      |
          |------------+---------------+---------------+---------------|
          |    64MB    |  (2) 8M x 36  |     None      |     None      |
          |------------+---------------+---------------+---------------|
          |    96MB    |  (2) 4M x 36  |  (2) 4M x 36  |  (2) 4M x 36  |
          |------------+---------------+---------------+---------------|
          |   128MB    |  (2) 8M x 36  |  (2) 8M x 36  |     None      |
          |------------+---------------+---------------+---------------|
          |   192MB    |  (2) 8M x 36  |  (2) 8M x 36  |  (2) 8M x 36  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          | Note: 256KB cache is factory installed and is not          |
          | configurable. The location is unidentified.                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 VIDEO MEMORY CONFIGURATION                 |
          |------------------------------------------------------------|
          |      Size      |      Bank 0      |          SL1           |
          |----------------+------------------+------------------------|
          |      1MB       |       1MB        |     Not installed      |
          |----------------+------------------+------------------------|
          |      2MB       |       1MB        |  1MB module installed  |
          |------------------------------------------------------------|
          | Note: Bank 0 is factory installed and is not configurable. |
          | The location is unidentified.                              |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CPU SPEED SELECTION                     |
          |------------------------------------------------------------|
          | CPU speed | Clock speed | Multiplier |     J6      | SW1/6 |
          |-----------+-------------+------------+-------------+-------|
          |   75MHz   |    50MHz    |    1.5x    | Pins 5 & 6  |  Off  |
          |           |             |            |   closed    |       |
          |-----------+-------------+------------+-------------+-------|
          |   90MHz   |    60MHz    |    1.5x    | Pins 3 & 4  |  Off  |
          |           |             |            |   closed    |       |
          |-----------+-------------+------------+-------------+-------|
          |  100MHz   |    66MHz    |    1.5x    | Pins 1 & 2  |  Off  |
          |           |             |            |   closed    |       |
          |-----------+-------------+------------+-------------+-------|
          |  120MHz   |    60MHz    |     2x     | Pins 3 & 4  |  On   |
          |           |             |            |   closed    |       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU VOLTAGE SELECTION                    |
          |------------------------------------------------------------|
          |          Voltage           |              J27              |
          |----------------------------+-------------------------------|
          |            VCC             |       Pins 1 & 2 closed       |
          |----------------------------+-------------------------------|
          |             VR             |       Pins 3 & 4 closed       |
          |----------------------------+-------------------------------|
          |            VRE             |       Pins 5 & 6 closed       |
          +------------------------------------------------------------+