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       # AST RESEARCH, INC.
       
          CUPID 386SX/20 PROCESSOR BOARD (202380-002,003)
       
          Processor         80386SX                                      
          Processor Speed   20MHz                                        
          Chip Set          Intel (Located on backplane board)           
          Max. Onboard DRAM 16MB                                         
          Cache             16KB                                         
          BIOS              AST (Located on backplane board)             
          Dimensions        280mm x .98mm                                
          I/O Options       None                                         
          NPU Options       80387SX                                      
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |             Function             |  Jumper   |  Position   |
          |----------------------------------+-----------+-------------|
          | » | Parity checking enabled      |    E1     |   Closed    |
          |---+------------------------------+-----------+-------------|
          |   | Parity checking disabled     |    E1     |    Open     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |  Size  |   Bank 0   |   Bank 1   |   Bank 2   |   Bank 3   |
          |--------+------------+------------+------------+------------|
          |  1MB   | (1) 1M x 9 |    NONE    |    NONE    |    NONE    |
          |--------+------------+------------+------------+------------|
          |  2MB   | (1) 1M x 9 | (1) 1M x 9 |    NONE    |    NONE    |
          |--------+------------+------------+------------+------------|
          |  3MB   | (1) 1M x 9 | (1) 1M x 9 | (1) 1M x 9 |    NONE    |
          |--------+------------+------------+------------+------------|
          |  4MB   | (1) 1M x 9 | (1) 1M x 9 | (1) 1M x 9 | (1) 1M x 9 |
          |--------+------------+------------+------------+------------|
          |  4MB   | (1) 4M x 9 |    NONE    |    NONE    |    NONE    |
          |--------+------------+------------+------------+------------|
          |  5MB   | (1) 1M x 9 | (1) 4M x 9 |    NONE    |    NONE    |
          |--------+------------+------------+------------+------------|
          |  6MB   | (1) 1M x 9 | (1) 1M x 9 | (1) 4M x 9 |    NONE    |
          |--------+------------+------------+------------+------------|
          |  7MB   | (1) 1M x 9 | (1) 1M x 9 | (1) 1M x 9 | (1) 4M x 9 |
          |--------+------------+------------+------------+------------|
          |  8MB   | (1) 4M x 9 | (1) 4M x 9 |    NONE    |    NONE    |
          |--------+------------+------------+------------+------------|
          |  9MB   | (1) 1M x 9 | (1) 4M x 9 | (1) 4M x 9 |    NONE    |
          |--------+------------+------------+------------+------------|
          |  10MB  | (1) 1M x 9 | (1) 1M x 9 | (1) 4M x 9 | (1) 4M x 9 |
          |--------+------------+------------+------------+------------|
          |  12MB  | (1) 4M x 9 | (1) 4M x 9 | (1) 4M x 9 |    NONE    |
          |--------+------------+------------+------------+------------|
          |  13MB  | (1) 1M x 9 | (1) 4M x 9 | (1) 4M x 9 | (1) 4M x 9 |
          |--------+------------+------------+------------+------------|
          |  16MB  | (1) 4M x 9 | (1) 4M x 9 | (1) 4M x 9 | (1) 4M x 9 |
          +------------------------------------------------------------+