(TXT) View Source
       
       # DIGITAL EQUIPMENT CORPORATION
       
          ALPHAPC64
       
          Processor        Alpha                                         
          Processor Speed  200/233/275MHz                                
          Chip Set         DEC                                           
          Video Chip Set   None                                          
          Maximum Onboard  512MB                                         
          Memory           
          Maximum Video    None                                          
          Memory           
          Cache            512/1024/2048/4096/8192KB                     
          BIOS             Unidentified                                  
          Dimensions       330mm x 221mm                                 
          I/O Options      32-bit PCI slots (4), floppy drive interface, 
                           IDE interface, parallel port, PS/2 mouse      
                           port, serial ports (2), cache slots (2)       
          NPU Options      None                                          
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose        |    Location     | Purpose     | Location  |
          |----------------+-----------------+-------------+-----------|
          | Chassis fan    |       J1        | IDE         |    J26    |
          | power          |                 | interface   |           |
          |----------------+-----------------+-------------+-----------|
          | Chassis fan    |       J14       | Serial port |    J30    |
          | power          |                 | 2           |           |
          |----------------+-----------------+-------------+-----------|
          | Reset switch   | J3/pins 28 & 30 | Serial port |    J32    |
          |                |                 | 1           |           |
          |----------------+-----------------+-------------+-----------|
          | IDE interface  | J3/pins 29 & 31 | PS/2 mouse  |    J34    |
          | LED            |                 | port        |           |
          |----------------+-----------------+-------------+-----------|
          | Power LED &    |     J3/pins     | 32-bit PCI  | PC1 – PC4 |
          | keylock        | 32,34,36,38,40  | slots       |           |
          |----------------+-----------------+-------------+-----------|
          | Speaker        | J3/pins 33, 35, | Cache slot  |    SL1    |
          |                |     37, 39      |             |           |
          |----------------+-----------------+-------------+-----------|
          | Floppy drive   |       J24       | Cache slot  |    SL2    |
          | interface      |                 |             |           |
          |----------------+-----------------+-------------+-----------|
          | Parallel port  |       J25       |             |           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |            Function            | Label |     Position      |
          |--------------------------------+-------+-------------------|
          | » | SROM test connector        |  J2   |        N/A        |
          |---+----------------------------+-------+-------------------|
          | » | Flash BIOS update disabled |  J16  | Pins 2 & 3 closed |
          |---+----------------------------+-------+-------------------|
          |   | Flash BIOS update enabled  |  J16  | Pins 1 & 2 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |   Bank 2   |   Bank 3   |
          |-------+-------------+------------+------------+------------|
          | 16MB  | (2) 512K x  | (2) 512K x | (2) 512K x | (2) 512K x |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 16MB  | (2) 1M x 36 |  (2) 1M x  |    None    |    None    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 24MB  | (2) 1M x 36 |  (2) 1M x  |  (2) 1M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 32MB  | (2) 1M x 36 |  (2) 1M x  |  (2) 1M x  |  (2) 1M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 32MB  | (2) 4M x 36 |    None    |    None    |    None    |
          |-------+-------------+------------+------------+------------|
          | 64MB  | (2) 4M x 36 |  (2) 4M x  |    None    |    None    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 64MB  | (2) 8M x 36 |    None    |    None    |    None    |
          |-------+-------------+------------+------------+------------|
          | 96MB  | (2) 4M x 36 |  (2) 4M x  |  (2) 4M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 128MB | (2) 4M x 36 |  (2) 4M x  |  (2) 4M x  |  (2) 4M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 128MB | (2) 8M x 36 |  (2) 8M x  |    None    |    None    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 128MB |  (2) 16M x  |    None    |    None    |    None    |
          |       |     36      |            |            |            |
          |-------+-------------+------------+------------+------------|
          | 192MB | (2) 8M x 36 |  (2) 8M x  |  (2) 8M x  |    None    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 256MB | (2) 8M x 36 |  (2) 8M x  |  (2) 8M x  |  (2) 8M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 256MB |  (2) 16M x  | (2) 16M x  |    None    |    None    |
          |       |     36      |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 384MB |  (2) 16M x  | (2) 16M x  | (2) 16M x  |    None    |
          |       |     36      |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 512MB |  (2) 16M x  | (2) 16M x  | (2) 16M x  | (2) 16M x  |
          |       |     36      |     36     |     36     |     36     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |        Size        |        SL1        |        SL2        |
          |--------------------+-------------------+-------------------|
          |       512KB        |       256KB       |       256KB       |
          |--------------------+-------------------+-------------------|
          |        2MB         |        1MB        |        1MB        |
          |--------------------+-------------------+-------------------|
          |        8MB         |        4MB        |        4MB        |
          |------------------------------------------------------------|
          | Note: The sizes of the cache modules are unidentified.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          | Size  | J3/pins 11 & 12 | J3/pins 13 & 14 |  J3/pins 15 &  |
          |       |                 |                 |       16       |
          |-------+-----------------+-----------------+----------------|
          | None  |     Closed      |     Closed      |     Closed     |
          |-------+-----------------+-----------------+----------------|
          | 512KB |      Open       |     Closed      |     Closed     |
          |-------+-----------------+-----------------+----------------|
          |  1MB  |     Closed      |      Open       |     Closed     |
          |-------+-----------------+-----------------+----------------|
          |  2MB  |      Open       |      Open       |     Closed     |
          |-------+-----------------+-----------------+----------------|
          |  4MB  |     Closed      |     Closed      |      Open      |
          |-------+-----------------+-----------------+----------------|
          |  8MB  |      Open       |     Closed      |      Open      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                CACHE ADDRESS CONFIGURATION                 |
          |------------------------------------------------------------|
          | Size  | J15/pins 1 & | J3/pins 3 | J3/pins5 & | J3/pins7 & |
          |       |      2       |    & 4    |     6      |     8      |
          |-------+--------------+-----------+------------+------------|
          | 512KB |     Open     |   Open    |    Open    |    Open    |
          |-------+--------------+-----------+------------+------------|
          |  1MB  |    Closed    |   Open    |    Open    |    Open    |
          |-------+--------------+-----------+------------+------------|
          |  2MB  |    Closed    |  Closed   |    Open    |    Open    |
          |-------+--------------+-----------+------------+------------|
          |  4MB  |    Closed    |  Closed   |   Closed   |    Open    |
          |-------+--------------+-----------+------------+------------|
          |  8MB  |    Closed    |  Closed   |   Closed   |   Closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE SPEED CONFIGURATION                  |
          |------------------------------------------------------------|
          | Speed | J3/pins 17 & 18 | J3/pins 19 & 20 |  J3/pins 21 &  |
          |       |                 |                 |       22       |
          |-------+-----------------+-----------------+----------------|
          |  6ns  |      Open       |     Closed      |     Closed     |
          |-------+-----------------+-----------------+----------------|
          |  8ns  |     Closed      |      Open       |     Closed     |
          |-------+-----------------+-----------------+----------------|
          | 10ns  |      Open       |      Open       |     Closed     |
          |-------+-----------------+-----------------+----------------|
          | 12ns  |     Closed      |     Closed      |      Open      |
          |-------+-----------------+-----------------+----------------|
          | 15ns  |      Open       |     Closed      |      Open      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU DIVISOR SELECTION                    |
          |------------------------------------------------------------|
          |  Divisor   | J3/pins 1 | J3/pins 3 | J3/pins 5 | J3/pins 7 |
          |            |    & 2    |    & 4    |    & 6    |    & 8    |
          |------------+-----------+-----------+-----------+-----------|
          |     2      |  Closed   |  Closed   |  Closed   |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          |     3      |  Closed   |  Closed   |  Closed   |   Open    |
          |------------+-----------+-----------+-----------+-----------|
          |     4      |  Closed   |  Closed   |   Open    |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          |     5      |  Closed   |  Closed   |   Open    |   Open    |
          |------------+-----------+-----------+-----------+-----------|
          | 6 (200MHz) |  Closed   |   Open    |  Closed   |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          | 7 (233MHz) |  Closed   |   Open    |  Closed   |   Open    |
          |------------+-----------+-----------+-----------+-----------|
          |     8      |  Closed   |   Open    |   Open    |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          | 9 (275MHz) |  Closed   |   Open    |   Open    |   Open    |
          |------------+-----------+-----------+-----------+-----------|
          |     10     |   Open    |  Closed   |  Closed   |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          |     11     |   Open    |  Closed   |  Closed   |   Open    |
          |------------+-----------+-----------+-----------+-----------|
          |     12     |   Open    |  Closed   |   Open    |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          |     13     |   Open    |  Closed   |   Open    |   Open    |
          |------------+-----------+-----------+-----------+-----------|
          |     14     |   Open    |   Open    |  Closed   |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          |     15     |   Open    |   Open    |  Closed   |   Open    |
          |------------+-----------+-----------+-----------+-----------|
          |     16     |   Open    |   Open    |   Open    |  Closed   |
          |------------+-----------+-----------+-----------+-----------|
          |     17     |   Open    |   Open    |   Open    |   Open    |
          +------------------------------------------------------------+