(TXT) View Source
       
       # NCR CORPORATION
       
          Personal Computer PC-6
       
          Processor         8088                                         
          Processor Speed   4.77MHz                                      
          Chip Set          None                                         
          Max. Onboard DRAM 640KB                                        
          Cache             None                                         
          BIOS              NCR                                          
          Dimensions        330mm x 218mm                                
          I/O Options       Parallel port, serial ports (2), floppy      
                            drive interface                              
          NPU Options       8087                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose             | Location | Purpose        | Location |
          |---------------------+----------+----------------+----------|
          | Serial port 2       |   COM2   | Front control  |    J7    |
          |                     |          | panel          |          |
          |---------------------+----------+----------------+----------|
          | Serial port 1       |   COM1   | Parallel port  |   LPT    |
          |---------------------+----------+----------------+----------|
          | Cooling fan         |   FAN    | Speaker        |   SPK    |
          |---------------------+----------+----------------+----------|
          | Floppy drive        |    J1    |                |          |
          | interface           |          |                |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |            Function             | Jumper/Switch | Position |
          |---------------------------------+---------------+----------|
          | » | Factory configured - do not |      JP2      |   N/A    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |      JP3      |   N/A    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |      JP4      |   N/A    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |      JP5      |   N/A    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |      JP6      |   N/A    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |      JP7      |   N/A    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |     SW1/1     |   N/A    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | NPU absent                  |     SW1/2     |    On    |
          |---+-----------------------------+---------------+----------|
          |   | NPU present                 |     SW1/2     |   Off    |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |     SW1/3     |   Off    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |     SW1/4     |   Off    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Serial ports enabled        |     SWA/3     |    On    |
          |---+-----------------------------+---------------+----------|
          |   | Serial ports disabled       |     SWA/3     |   Off    |
          |---+-----------------------------+---------------+----------|
          | » | Parallel port enabled       |     SWA/4     |    On    |
          |---+-----------------------------+---------------+----------|
          |   | Parallel port disabled      |     SWA/4     |   Off    |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |     SWA/5     |    On    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |     SWA/6     |   N/A    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |     SWA/7     |   N/A    |
          |   | alter                       |               |          |
          |---+-----------------------------+---------------+----------|
          | » | Factory configured - do not |     SWA/8     |   N/A    |
          |   | alter                       |               |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |  Size   |   Bank 0   |   Bank 1   |   Bank 2   |  Bank 3   |
          |---------+------------+------------+------------+-----------|
          |  256KB  |  (9) 4164  |  (9) 4164  |  (9) 4164  | (9) 4164  |
          |---------+------------+------------+------------+-----------|
          |  256KB  | (9) 41256  |    NONE    |    NONE    |   NONE    |
          |---------+------------+------------+------------+-----------|
          |  448KB  |  (9) 4164  |  (9) 4164  | (9) 41256  | (9) 4164  |
          |---------+------------+------------+------------+-----------|
          |  512KB  | (9) 41256  | (9) 41256  |    NONE    |   NONE    |
          |---------+------------+------------+------------+-----------|
          |  640KB  | (9) 41256  | (9) 41256  |  (9) 4164  |   NONE    |
          |---------+------------+------------+------------+-----------|
          |  640KB  | (9) 41256  | (9) 41256  |  (9) 4164  | (9) 4164  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM SWITCH CONFIGURATION                  |
          |------------------------------------------------------------|
          |        Size        |       SWA/1       |       SWA/2       |
          |--------------------+-------------------+-------------------|
          |       256KB        |        Off        |        Off        |
          |--------------------+-------------------+-------------------|
          |       256KB        |        Off        |        On         |
          |--------------------+-------------------+-------------------|
          |       448KB        |        On         |        Off        |
          |--------------------+-------------------+-------------------|
          |       512KB        |        N/A        |        N/A        |
          |--------------------+-------------------+-------------------|
          |       640KB        |        On         |        On         |
          |--------------------+-------------------+-------------------|
          |       640KB        |        N/A        |        N/A        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 FLOPPY DRIVE CONFIGURATION                 |
          |------------------------------------------------------------|
          |  Drives installed  |       SW1/7       |       SW1/8       |
          |--------------------+-------------------+-------------------|
          |         1          |        On         |        On         |
          |--------------------+-------------------+-------------------|
          |         2          |        Off        |        On         |
          |--------------------+-------------------+-------------------|
          |         3          |        On         |        Off        |
          |--------------------+-------------------+-------------------|
          |         4          |        Off        |        Off        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   MONITOR CONFIGURATION                    |
          |------------------------------------------------------------|
          |        Size        |       SW1/5       |       SW1/6       |
          |--------------------+-------------------+-------------------|
          |     Monochrome     |        Off        |        Off        |
          |--------------------+-------------------+-------------------|
          |   80 x 25 color    |        On         |        Off        |
          |--------------------+-------------------+-------------------|
          |   40 x 25 color    |        Off        |        On         |
          |--------------------+-------------------+-------------------|
          |        None        |        On         |        On         |
          +------------------------------------------------------------+