(TXT) View Source
       
       # TELEVIDEO SYSTEMS, INC.
       
          TELECAT-286
       
          Processor              80286                                   
          Processor Speed        6/8MHz                                  
          Chip Set               Unidentified                            
          Video Chip Set         None                                    
          Maximum Onboard Memory 1MB                                     
          Maximum Video Memory   None                                    
          Cache                  None                                    
          BIOS                   Unidentified                            
          Dimensions             355mm x 304mm                           
          I/O Options            Parallel port, serial port, VGA port    
          NPU Options            80287                                   
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose         | Location | Purpose            | Location |
          |-----------------+----------+--------------------+----------|
          | Parallel port   |   CN1    | Speaker            |   CN3    |
          |-----------------+----------+--------------------+----------|
          | Serial port     |   CN2    | External battery   |   J20    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function               | Label |   Position   |
          |-------------------------------------+-------+--------------|
          | » | Factory configured - do not     | SW1/1 |     Off      |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Monitor type select monochrome  | SW1/2 |     Off      |
          |---+---------------------------------+-------+--------------|
          |   | Monitor type select color       | SW1/2 |      On      |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     | SW1/5 | Unidentified |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     | SW1/6 | Unidentified |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          | » | Factory configured - do not     | SW1/7 | Unidentified |
          |   | alter                           |       |              |
          |---+---------------------------------+-------+--------------|
          |   | Battery enabled                 | SW1/8 |      On      |
          |---+---------------------------------+-------+--------------|
          |   | Battery disabled                | SW1/8 |     Off      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |  Size  |   Bank 0   |   Bank 1   |   Bank 2   |   Bank 3   |
          |--------+------------+------------+------------+------------|
          | 256KB  | (9) 41256  |    None    |    None    |    None    |
          |--------+------------+------------+------------+------------|
          | 512KB  | (9) 41256  | (9) 41256  |    None    |    None    |
          |--------+------------+------------+------------+------------|
          | 640KB  | (9) 41256  | (9) 41256  |  (9) 4164  |  (9) 4164  |
          |--------+------------+------------+------------+------------|
          |  1MB   | (9) 41256  | (9) 41256  | (9) 41256  | (9) 41256  |
          |------------------------------------------------------------|
          | Note: The location of the banks are unidentified.          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM SWITCH CONFIGURATION                  |
          |------------------------------------------------------------|
          |        Size        |       SW1/3       |       SW1/4       |
          |--------------------+-------------------+-------------------|
          |       256KB        |        On         |        On         |
          |--------------------+-------------------+-------------------|
          |       512KB        |        Off        |        On         |
          |--------------------+-------------------+-------------------|
          |       640KB        |        On         |        Off        |
          |--------------------+-------------------+-------------------|
          |        1MB         |        Off        |        Off        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    NPU SPEED SELECTION                     |
          |------------------------------------------------------------|
          |       Speed        |        W9         |        W10        |
          |--------------------+-------------------+-------------------|
          |        4MHz        | Pins 2 & 3 closed | Pins 1 & 2 closed |
          |--------------------+-------------------+-------------------|
          |      4.77MHz       | Pins 1 & 2 closed | Pins 1 & 2 closed |
          |--------------------+-------------------+-------------------|
          |      5.33MHz       | Pins 2 & 3 closed | Pins 1 & 2 closed |
          |--------------------+-------------------+-------------------|
          |  Custom (supplied  |        N/A        | Pins 2 & 3 closed |
          |      by user)      |                   |                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       BIOS SELECTION                       |
          |------------------------------------------------------------|
          |       Type       |         W3         |         W4         |
          |------------------+--------------------+--------------------|
          | » |  32KB BIOS   | Pins 2 & 3 closed  | Pins 1 & 2 closed  |
          |---+--------------+--------------------+--------------------|
          |   |  128KB BIOS  | Pins 1 & 2 closed  | Pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  PARALLEL PORT SELECTION                   |
          |------------------------------------------------------------|
          |          Setting           |              W2               |
          |----------------------------+-------------------------------|
          |       Set as port 1        |   Pins 1 & 2, 3 & 4 closed    |
          |----------------------------+-------------------------------|
          |       Set as port 2        |   Pins 5 & 6, 7 & 8 closed    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   SERIAL PORT SELECTION                    |
          |------------------------------------------------------------|
          |          Setting           |              W1               |
          |----------------------------+-------------------------------|
          |       Set as port 1        |   Pins 1 & 2, 3 & 4 closed    |
          |----------------------------+-------------------------------|
          |       Set as port 2        |   Pins 5 & 6, 7 & 8 closed    |
          +------------------------------------------------------------+