(TXT) View Source
       
       # YOUNG MICRO SYSTEMS, INC.
       
          VEGA 386 33/40F ISA
       
          Processor             80386DX                                  
          Processor Speed       33/40MHz                                 
          Chip Set              Symphony                                 
          Max. Onboard DRAM     32MB                                     
          Cache                 64/256KB                                 
          BIOS                  AMI/Phoenix                              
          Dimensions            330mm x 218mm                            
          I/O Options           None                                     
          NPU Options           80387/3167                               
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose             | Location | Purpose        | Location |
          |---------------------+----------+----------------+----------|
          | Speaker             |   P19    | Turbo LED      |   P22    |
          |---------------------+----------+----------------+----------|
          | Power LED & keylock |   P20    | Turbo switch   |   P23    |
          |---------------------+----------+----------------+----------|
          | Reset switch        |   P21    |                |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |          Function          |  Jumper   |     Position      |
          |----------------------------+-----------+-------------------|
          | CPU speed select 33MHz     |    J4     | pins 1 & 2 closed |
          |----------------------------+-----------+-------------------|
          | CPU speed select 40MHz     |    J4     | pins 2 & 3 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       1MB        |    (4) 256K x 9    |        NONE        |
          |------------------+--------------------+--------------------|
          |       2MB        |    (4) 256K x 9    |    (4) 256K x 9    |
          |------------------+--------------------+--------------------|
          |       4MB        |     (4) 1M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       5MB        |    (4) 256K x 9    |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       16MB       |     (4) 4M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       17MB       |    (4) 256K x 9    |     (4) 4M x 9     |
          |------------------+--------------------+--------------------|
          |       20MB       |     (4) 1M x 9     |     (4) 4M x 9     |
          |------------------+--------------------+--------------------|
          |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |            Size            |            Bank 0             |
          |----------------------------+-------------------------------|
          |            64KB            |          (8) 8K x 8           |
          |----------------------------+-------------------------------|
          |           256KB            |          (8) 32K x 8          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          | Size  |       J2        |       J3        |       J5       |
          |-------+-----------------+-----------------+----------------|
          | 64KB  |   pins 1 & 2    |   pins 1 & 2    |   pins 1 & 2   |
          |       |     closed      |     closed      |     closed     |
          |-------+-----------------+-----------------+----------------|
          | 256KB |   pins 2 & 3    |   pins 2 & 3    |   pins 2 & 3   |
          |       |     closed      |     closed      |     closed     |
          +------------------------------------------------------------+