(TXT) View Source
       
       # UNIDENTIFIED
       
          386-VC-H
       
          Processor         AM386DX/80386DX/CX486DLC                     
          Processor Speed   33/40MHz                                     
          Chip Set          VIA                                          
          Max. Onboard DRAM 32MB                                         
          Cache             32/64/128/256KB                              
          BIOS              Award                                        
          Dimensions        254mm x 218mm                                
          I/O Options       None                                         
          NPU Options       80387DX/CX487DLC/3167                        
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose        | Location | Purpose             | Location |
          |----------------+----------+---------------------+----------|
          | Turbo LED      |    J6    | Speaker             |    J9    |
          |----------------+----------+---------------------+----------|
          | Turbo switch   |    J7    | Power LED & keylock |   J10    |
          |----------------+----------+---------------------+----------|
          | Reset switch   |    J8    |                     |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | CMOS memory normal operation     |   J1   |    Open    |
          |---+----------------------------------+--------+------------|
          |   | CMOS memory clear                |   J1   |   Closed   |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select              |   J2   |    Open    |
          |   | monochrome/EGA/VGA               |        |            |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select color        |   J2   |   Closed   |
          |---+----------------------------------+--------+------------|
          | » | NPU synchronous with CPU         |   J5   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | NPU asynchronous with CPU        |   J5   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | CX487DLC disabled                |  JN1   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | CX487DLC enabled                 |  JN1   | pins 1 & 2 |
          |   |                                  |        |   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     |
          |------------------+--------------------+--------------------|
          |       5MB        |     (4) 1M x 9     |    (4) 256K 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     |
          |------------------+--------------------+--------------------|
          |       17MB       |     (4) 4M x 9     |    (4) 256K x 9    |
          |------------------+--------------------+--------------------|
          |       20MB       |     (4) 1M x 9     |     (4) 4M x 9     |
          |------------------+--------------------+--------------------|
          |       20MB       |     (4) 4M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |    M10     |    TAG     |
          |-------+-------------+------------+------------+------------|
          | 32KB  | (4) 8K x 8  |    NONE    | (1) 8K x 8 | (1) 8K x 8 |
          |-------+-------------+------------+------------+------------|
          | 64KB  | (4) 8K x 8  | (4) 8K x 8 | (1) 8K x 8 | (1) 8K x 8 |
          |-------+-------------+------------+------------+------------|
          | 128KB | (4) 32K x 8 |    NONE    | (1) 8K x 8 | (1) 8K x 8 |
          |-------+-------------+------------+------------+------------|
          | 256KB | (4) 32K x 8 | (4) 32K x  | (1) 32K x  | (1) 32K x  |
          |       |             |     8      |     8      |     8      |
          |------------------------------------------------------------|
          | Note: M10 is optional and does not have to be installed.   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |  Size  |  JS1   |  JS2   |  JS3   |  JS4   |  JS5  |  JS6  |
          |--------+--------+--------+--------+--------+-------+-------|
          |  32KB  | 2 & 3  | 2 & 3  | 2 & 3  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          |  64KB  | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3  | 2 & 3 | 2 & 3 |
          |--------+--------+--------+--------+--------+-------+-------|
          | 128KB  | 1 & 2  | 1 & 2  | 2 & 3  | 2 & 3  | 2 & 3 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          | 256KB  | 2 & 3  | 1 & 2  | 1 & 2  | 2 & 3  | 2 & 3 | 2 & 3 |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |      Type      |    JC1    |        JC3        |    JC4    |
          |----------------+-----------+-------------------+-----------|
          |    AM386DX     |   Open    | pins 1 & 2 closed |  Closed   |
          |----------------+-----------+-------------------+-----------|
          | 80386DX (PQFP) |   Open    | pins 2 & 3 closed |   Open    |
          |----------------+-----------+-------------------+-----------|
          | 80386DX (PGA)  |   Open    | pins 1 & 2 closed |  Closed   |
          |----------------+-----------+-------------------+-----------|
          |    CX486DLC    |  Closed   | pins 1 & 2 closed |  Closed   |
          +------------------------------------------------------------+