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       # OLIVETTI
       
          PCS30/PCS40 (486-VC)
       
          Processor              80486SX/80487SX/80486DX/80486DX2        
          Processor Speed        25/33/50(internal)/66(internal)MHz      
          Chip Set               Unidentified                            
          Maximum Onboard Memory 32MB                                    
          Cache                  64/128/256KB                            
          BIOS                   Unidentified                            
          Dimensions             254mm x 218mm                           
          I/O Options            None                                    
          NPU Options            None                                    
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |    Function     |  Label   |      Function       |  Label  |
          |-----------------+----------+---------------------+---------|
          | Turbo LED       |    J7    | Speaker             |   J10   |
          |-----------------+----------+---------------------+---------|
          | Turbo switch    |    J8    | Power LED & keylock |   J11   |
          |-----------------+----------+---------------------+---------|
          | Reset switch    |    J9    |                     |         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |                 Setting                 | Label | Position |
          |-----------------------------------------+-------+----------|
          | » | CMOS memory normal operation        |  J2   |   Open   |
          |---+-------------------------------------+-------+----------|
          |   | CMOS memory clear                   |  J2   |  Closed  |
          |---+-------------------------------------+-------+----------|
          | » | Monitor type select                 |  J3   |   Open   |
          |   | monochrome/EGA/VGA                  |       |          |
          |---+-------------------------------------+-------+----------|
          |   | Monitor type select color           |  J3   |  Closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                            DRAM                            |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       4MB        |     (4) 1M x 9     |        None        |
          |------------------+--------------------+--------------------|
          |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       16MB       |     (4) 4M x 9     |        None        |
          |------------------+--------------------+--------------------|
          |       20MB       |     (4) 4M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         CACHE SIZE                         |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |    Bank 1     |      TAG      |
          |------------+---------------+---------------+---------------|
          |    64KB    |  (4) 8K x 8   |  (4) 8K x 8   |  (1) 8K x 8   |
          |------------+---------------+---------------+---------------|
          |   128KB    |  (4) 32K x 8  |     None      |  (1) 8K x 8   |
          |------------+---------------+---------------+---------------|
          |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (1) 32K x 8  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                        CACHE JUMPER                        |
          |------------------------------------------------------------|
          |       Size       |        JS1         |        JS2         |
          |------------------+--------------------+--------------------|
          |       64KB       | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |      128KB       | Pins 1 & 2 closed  | Pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |      256KB       | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          CPU TYPE                          |
          |------------------------------------------------------------|
          | Setting  |    JC1     |    JC2     |    JC3    |    JC4    |
          |----------+------------+------------+-----------+-----------|
          | 80486SX  | Pins 2 & 3 | Pins 2 & 3 | Pins 2 &  |   Open    |
          |          |   closed   |   closed   | 3 closed  |           |
          |----------+------------+------------+-----------+-----------|
          | 80487SX  | Pins 1 & 2 | Pins 1 & 2 | Pins 2 &  | Pins 2 &  |
          |          |   closed   |   closed   | 3 closed  | 3 closed  |
          |----------+------------+------------+-----------+-----------|
          | 80486DX  | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  | Pins 1 &  |
          |          |   closed   |   closed   | 2 closed  | 2 closed  |
          |----------+------------+------------+-----------+-----------|
          | 80486DX2 | Pins 1 & 2 | Pins 1 & 2 | Pins 1 &  | Pins 1 &  |
          |          |   closed   |   closed   | 2 closed  | 2 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         CPU SPEED                          |
          |------------------------------------------------------------|
          |     Setting      |        JK1         |        JK2         |
          |------------------+--------------------+--------------------|
          |      25MHz       | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |      33MHz       | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          |------------------+--------------------+--------------------|
          |      50iMHz      | Pins 1 & 2 closed  | Pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |      66iMHz      | Pins 2 & 3 closed  | Pins 2 & 3 closed  |
          +------------------------------------------------------------+