(TXT) View Source
       
       # NOVACOR, INC.
       
          OPTimum 486DXBB - 4A4B1
       
          Processor             80486SX/80486DX                          
          Processor Speed       25/33/50MHz                              
          Chip Set              OPTI                                     
          Max. Onboard DRAM     32MB                                     
          SRAM Cache            None                                     
          BIOS                  AMI                                      
          Dimensions            254mm x 218mm                            
          I/O Options           None                                     
          NPU Options           None                                     
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose             | Location | Purpose        | Location |
          |---------------------+----------+----------------+----------|
          | Turbo LED           |   CR1    | Speaker        |   J20    |
          |---------------------+----------+----------------+----------|
          | External battery    |    J1    | Turbo switch   |   JP6    |
          |---------------------+----------+----------------+----------|
          | Power LED & keylock |   J19    | Reset switch   |   SW1    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |             Function             | Jumper |    Position    |
          |----------------------------------+--------+----------------|
          | » | CMOS memory normal operation |  JP1   |   pins 2 & 3   |
          |   |                              |        |     closed     |
          |---+------------------------------+--------+----------------|
          |   | CMOS memory clear            |  JP1   |   pins 1 & 2   |
          |   |                              |        |     closed     |
          |---+------------------------------+--------+----------------|
          | » | Password select enabled      |  JP2   |     closed     |
          |---+------------------------------+--------+----------------|
          |   | Password select disabled     |  JP2   |      open      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     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        |
          |------------------+--------------------+--------------------|
          |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |   Type   |        JP3        |        JP4        |   JP5   |
          |----------+-------------------+-------------------+---------|
          | 80486DX  | pins 1 & 2 closed | pins 1 & 2 closed | closed  |
          |----------+-------------------+-------------------+---------|
          | 80487SX  | pins 2 & 3 closed | pins 1 & 2 closed | closed  |
          |----------+-------------------+-------------------+---------|
          | 80486DX  |       open        | pins 2 & 3 closed |  open   |
          +------------------------------------------------------------+