COMPAQ COMPUTER CORPORATION
===========================

   DESKPRO 450/466/4100

   PROLINEA 450/466/4100

   Processor    80486DX2/80486DX4                                 
   Processor    50(internal)/66(internal)/100(internal)MHz        
   Speed        
   Chip Set     Unidentified                                      
   Max. Onboard 72MB                                              
   DRAM         
   Cache        128/256KB (depends on cache card installed)       
   BIOS         Unidentified                                      
   Dimensions   330mm x 218mm                                     
   I/O Options  Parallel port, PS/2 mouse port, serial port, VGA  
                feature connector, VGA port, ethernet port, AUI   
                port, external cache interface, video memory      
                interface                                         
   NPU Options  None                                              

<gopher://bitreich.org/I/th99/m/C-D/32809-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose         | Location | Purpose            | Location |
   |-----------------+----------+--------------------+----------|
   | VGA port        |   CN1    | Serial port        |   CN7    |
   |-----------------+----------+--------------------+----------|
   | PS/2 mouse port |   CN2    | Video memory       |  J1014,  |
   |                 |          | interface          |  J1006   |
   |-----------------+----------+--------------------+----------|
   | Keyboard port   |   CN3    | External battery   |    P5    |
   |-----------------+----------+--------------------+----------|
   | AUI port        |   CN4    | Cache interface    | P9, P10  |
   |-----------------+----------+--------------------+----------|
   | Ethernet port   |   CN5    | VGA feature        |  P1013   |
   |                 |          | connector          |          |
   |-----------------+----------+--------------------+----------|
   | Parallel port   |   CN6    |                    |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Function             | Jumper |    Position    |
   |----------------------------------+--------+----------------|
   |>> | Battery type select internal |   E5   |   pins 1 & 2   |
   |   |                              |        |     closed     |
   |---+------------------------------+--------+----------------|
   |   | Battery type select external |   E5   |   pins 2 & 3   |
   |   |                              |        |     closed     |
   |---+------------------------------+--------+----------------|
   |>> | Password enabled             |   E6   |   pins 1 & 2   |
   |   |                              |        |     closed     |
   |---+------------------------------+--------+----------------|
   |   | Password disabled            |   E6   |   pins 2 & 3   |
   |   |                              |        |     closed     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   | Size  | Bank 0A  |  Bank 0   | Bank 1  | Bank 2  | Bank 3  |
   |-------+----------+-----------+---------+---------+---------|
   |  8MB  |   8MB    |   NONE    |  NONE   |  NONE   |  NONE   |
   |-------+----------+-----------+---------+---------+---------|
   | 10MB  |   8MB    | (1) 512K  |  NONE   |  NONE   |  NONE   |
   |       |          |   x 36    |         |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 12MB  |   8MB    | (1) 512K  |   (1)   |  NONE   |  NONE   |
   |       |          |   x 36    | 512K x  |         |         |
   |       |          |           |   36    |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 12MB  |   8MB    | (1) 1M x  |  NONE   |  NONE   |  NONE   |
   |       |          |    36     |         |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 14MB  |   8MB    | (1) 512K  |   (1)   |   (1)   |  NONE   |
   |       |          |   x 36    | 512K x  | 512K x  |         |
   |       |          |           |   36    |   36    |         |
   |-------+----------+-----------+---------+---------+---------|
   | 14MB  |   8MB    | (1) 512K  | (1) 1M  |  NONE   |  NONE   |
   |       |          |   x 36    |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 16MB  |   8MB    | (1) 512K  |   (1)   |   (1)   |   (1)   |
   |       |          |   x 36    | 512K x  | 512K x  | 512K x  |
   |       |          |           |   36    |   36    |   36    |
   |-------+----------+-----------+---------+---------+---------|
   | 16MB  |   8MB    | (1) 1M x  | (1) 1M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 16MB  |   8MB    | (1) 2M x  |  NONE   |  NONE   |  NONE   |
   |       |          |    36     |         |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 16MB  |   8MB    | (1) 1M x  | (1) 1M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 18MB  |   8MB    | (1) 512K  | (1) 2M  |  NONE   |  NONE   |
   |       |          |   x 36    |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 20MB  |   8MB    | (1) 1M x  | (1) 1M  | (1) 1M  |  NONE   |
   |       |          |    36     |  x 36   |  x 36   |         |
   |-------+----------+-----------+---------+---------+---------|
   | 20MB  |   8MB    | (1) 1M x  | (1) 2M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 24MB  |   8MB    | (1) 1M x  | (1) 1M  | (1) 1M  | (1) 1M  |
   |       |          |    36     |  x 36   |  x 36   |  x 36   |
   |-------+----------+-----------+---------+---------+---------|
   | 24MB  |   8MB    | (1) 2M x  | (1) 2M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 24MB  |   8MB    | (1) 4M x  |  NONE   |  NONE   |  NONE   |
   |       |          |    36     |         |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 26MB  |   8MB    | (1) 512K  | (1) 4M  |  NONE   |  NONE   |
   |       |          |   x 36    |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 28MB  |   8MB    | (1) 1M x  | (1) 4M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 28MB  |   8MB    | (1) 4M x  | (1) 1M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 32MB  |   8MB    | (1) 2M x  | (1) 2M  | (1) 2M  |  NONE   |
   |       |          |    36     |  x 36   |  x 36   |         |
   |-------+----------+-----------+---------+---------+---------|
   | 32MB  |   8MB    | (1) 4M x  | (1) 2M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 40MB  |   8MB    | (1) 2M x  | (1) 2M  | (1) 2M  | (1) 2M  |
   |       |          |    36     |  x 36   |  x 36   |  x 36   |
   |-------+----------+-----------+---------+---------+---------|
   | 40MB  |   8MB    | (1) 4M x  | (1) 4M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 40MB  |   8MB    | (1) 8M x  |  NONE   |  NONE   |  NONE   |
   |       |          |    36     |         |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 40MB  |   8MB    | (1) 4M x  | (1) 4M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 40MB  |   8MB    | (1) 1M x  | (1) 1M  | (1) 2M  | (1) 4M  |
   |       |          |    36     |  x 36   |  x 36   |  x 36   |
   |-------+----------+-----------+---------+---------+---------|
   | 42MB  |   8MB    | (1) 512K  | (1) 8M  |  NONE   |  NONE   |
   |       |          |   x 36    |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 44MB  |   8MB    | (1) 1M x  | (1) 8M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 48MB  |   8MB    | (1) 1M x  | (1) 2M  | (1) 2M  | (1) 4M  |
   |       |          |    36     |  x 36   |  x 36   |  x 36   |
   |-------+----------+-----------+---------+---------+---------|
   | 52MB  |   8MB    | (1) 1M x  | (1) 4M  | (1) 2M  | (1) 4M  |
   |       |          |    36     |  x 36   |  x 36   |  x 36   |
   |-------+----------+-----------+---------+---------+---------|
   | 56MB  |   8MB    | (1) 4M x  | (1) 4M  | (1) 4M  |  NONE   |
   |       |          |    36     |  x 36   |  x 36   |         |
   |-------+----------+-----------+---------+---------+---------|
   | 56MB  |   8MB    | (1) 4M x  | (1) 8M  |  NONE   |  NONE   |
   |       |          |    36     |  x 36   |         |         |
   |-------+----------+-----------+---------+---------+---------|
   | 72MB  |   8MB    | (1) 4M x  | (1) 4M  | (1) 4M  | (1) 4M  |
   |       |          |    36     |  x 36   |  x 36   |  x 36   |
   |------------------------------------------------------------|
   | Note: Bank 0A is factory installed and is not              |
   | configurable. The location is unidentified.                |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   | Note: The size of the cache is dependent upon the cache    |
   | module installed. Modules are available in 128KB or 256KB. |
   | Install the module on jumpers P9 & P10.                    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  CPU SPEED CONFIGURATION                   |
   |------------------------------------------------------------|
   |   Speed    |   SW1/1   |   SW1/2   |   SW1/3   |   SW1/4   |
   |------------+-----------+-----------+-----------+-----------|
   |   50iMHz   |    On     |    On     |    Off    |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   |   66iMHz   |    On     |    Off    |    Off    |    Off    |
   |------------+-----------+-----------+-----------+-----------|
   |  100iMHz   |    On     |    Off    |    Off    |    Off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 VIDEO MEMORY CONFIGURATION                 |
   |------------------------------------------------------------|
   | Note: To upgrade the video memory to 1MB, install the      |
   | video module on jumpers J1014 & J1006.                     |
   +------------------------------------------------------------+