AST RESEARCH, INC.
==================

   G-8 SIX PAK PLUS

   Card Type          Memory Expansion/Multi-I/O                  
   Chipset Controller Unidentified                                
   I/O Options        Parallel port, Serial port (2)              
   Maximum Dram       384KB                                       

<gopher://bitreich.org/I/th99/i/A-B/50650-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |      Purpose       | Location |     Purpose     | Location |
   |--------------------+----------+-----------------+----------|
   | 25-pin serial port |   CN1    | 25-pin parallel |   CN3    |
   |      external      |          | port            |          |
   |--------------------+----------+-----------------+----------|
   | 9-pin serial port  |   CN2    |                 |          |
   |      Internal      |          |                 |          |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |               PARALLEL PORT INTERRUPT SELECT               |
   |------------------------------------------------------------|
   |            Setting            |            JP4             |
   |-------------------------------+----------------------------|
   |       LPT1 IRQ7 enabled       |           Closed           |
   |-------------------------------+----------------------------|
   |      LPT1 IRQ7 disabled       |            Open            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        COM1 SELECT                         |
   |------------------------------------------------------------|
   |       COM        |       JP5/A        |       JP5/B        |
   |------------------+--------------------+--------------------|
   |       COM1       |       Closed       |        Open        |
   |------------------+--------------------+--------------------|
   |       COM2       |        Open        |       Closed       |
   |------------------------------------------------------------|
   | Note: COM settings refer only to CN1.                      |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    PARALLEL PORT SELECT                    |
   |------------------------------------------------------------|
   |      Setting       |       JP5/C       |       JP5/D       |
   |--------------------+-------------------+-------------------|
   |        LPT1        |      Closed       |       Open        |
   |--------------------+-------------------+-------------------|
   |        LPT2        |       Open        |      Closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                      GAME PORT SELECT                      |
   |------------------------------------------------------------|
   |            Setting            |           JP5/E            |
   |-------------------------------+----------------------------|
   |            Enabled            |           Closed           |
   |-------------------------------+----------------------------|
   |           Disabled            |            Open            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                        CLOCK SELECT                        |
   |------------------------------------------------------------|
   |            Setting            |           JP5/F            |
   |-------------------------------+----------------------------|
   |            Enabled            |           Closed           |
   |-------------------------------+----------------------------|
   |           Disabled            |            Open            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 FACTORY CONFIGURED SETTING                 |
   |------------------------------------------------------------|
   |           Switch            |           Setting            |
   |-----------------------------+------------------------------|
   |            SW1/7            |             N/A              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                       PARITY SELECT                        |
   |------------------------------------------------------------|
   |            Setting            |           SW1/8            |
   |-------------------------------+----------------------------|
   |            Enabled            |             On             |
   |-------------------------------+----------------------------|
   |           Disabled            |            Off             |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   | Starting Address | Board RAM |  SW1/1  |  SW1/2  |  SW1/3  |
   |------------------+-----------+---------+---------+---------|
   |       64KB       |   384KB   |   Off   |   Off   |   Off   |
   |------------------+-----------+---------+---------+---------|
   |      128KB       |   384KB   |   Off   |   Off   |   On    |
   |------------------+-----------+---------+---------+---------|
   |      192KB       |   384KB   |   Off   |   On    |   Off   |
   |------------------+-----------+---------+---------+---------|
   |      256KB       |   384KB   |   Off   |   On    |   On    |
   |------------------+-----------+---------+---------+---------|
   |      320KB       |   320KB   |   On    |   Off   |   Off   |
   |------------------+-----------+---------+---------+---------|
   |      384KB       |   256KB   |   On    |   Off   |   On    |
   |------------------+-----------+---------+---------+---------|
   |      448KB       |   192KB   |   On    |   On    |   Off   |
   |------------------+-----------+---------+---------+---------|
   |      512KB       |   128KB   |   On    |   On    |   On    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     BANK CONFIGURATION                     |
   |------------------------------------------------------------|
   |  Banks Installed  | Board RAM |  SW1/4  |  SW1/5  | SW1/6  |
   |-------------------+-----------+---------+---------+--------|
   |       None        |    0KB    |   Off   |   Off   |  Off   |
   |-------------------+-----------+---------+---------+--------|
   |         1         |   64KB    |   Off   |   Off   |   On   |
   |-------------------+-----------+---------+---------+--------|
   |       1 & 2       |   128KB   |   Off   |   On    |  Off   |
   |-------------------+-----------+---------+---------+--------|
   |     1 & 2 & 3     |   192KB   |   Off   |   On    |   On   |
   |-------------------+-----------+---------+---------+--------|
   |   1 & 2 & 3 & 4   |   256KB   |   On    |   Off   |  Off   |
   |-------------------+-----------+---------+---------+--------|
   | 1 & 2 & 3 & 4 & 5 |   320KB   |   On    |   Off   |   On   |
   |-------------------+-----------+---------+---------+--------|
   |     All Banks     |   384KB   |   On    |   On    |  Off   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   | Size  | Bank 1 | Bank 2 | Bank 3 | Bank 4 | Bank 5 | Bank  |
   |       |        |        |        |        |        |   6   |
   |-------+--------+--------+--------+--------+--------+-------|
   | 64KB  |  (9)   |  NONE  |  NONE  |  NONE  |  NONE  | NONE  |
   |       | 64K x  |        |        |        |        |       |
   |       |   1    |        |        |        |        |       |
   |-------+--------+--------+--------+--------+--------+-------|
   | 128KB |  (9)   |  (9)   |  NONE  |  NONE  |  NONE  | NONE  |
   |       | 64K x  | 64K x  |        |        |        |       |
   |       |   1    |   1    |        |        |        |       |
   |-------+--------+--------+--------+--------+--------+-------|
   | 192KB |  (9)   |  (9)   |  (9)   |  NONE  |  NONE  | NONE  |
   |       | 64K x  | 64K x  | 64K x  |        |        |       |
   |       |   1    |   1    |   1    |        |        |       |
   |-------+--------+--------+--------+--------+--------+-------|
   | 256KB |  (9)   |  (9)   |  (9)   |  (9)   |  NONE  | NONE  |
   |       | 64K x  | 64K x  | 64K x  | 64K x  |        |       |
   |       |   1    |   1    |   1    |   1    |        |       |
   |-------+--------+--------+--------+--------+--------+-------|
   | 320KB |  (9)   |  (9)   |  (9)   |  (9)   |  (9)   | NONE  |
   |       | 64K x  | 64K x  | 64K x  | 64K x  | 64K x  |       |
   |       |   1    |   1    |   1    |   1    |   1    |       |
   |-------+--------+--------+--------+--------+--------+-------|
   | 384KB |  (9)   |  (9)   |  (9)   |  (9)   |  (9)   |  (9)  |
   |       | 64K x  | 64K x  | 64K x  | 64K x  | 64K x  | 64K x |
   |       |   1    |   1    |   1    |   1    |   1    |   1   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                  INTERRUPT CONFIGURATION                   |
   |------------------------------------------------------------|
   |   IRQ    |   JP6/C    |   JP6/D    |   JP6/E   |   JP6/F   |
   |----------+------------+------------+-----------+-----------|
   |   IRQ4   |   Closed   |    Open    |   Open    |   Open    |
   |----------+------------+------------+-----------+-----------|
   |   IRQ5   |    Open    |   Closed   |   Open    |   Open    |
   |----------+------------+------------+-----------+-----------|
   |   IRQ7   |    Open    |    Open    |  Closed   |   Open    |
   |----------+------------+------------+-----------+-----------|
   |   IRQ2   |    Open    |    Open    |   Open    |  Closed   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SERIAL PORT 1 CONFIGURATION                 |
   |------------------------------------------------------------|
   |          Function          |              JP1              |
   |----------------------------+-------------------------------|
   |       Force CTS true       |       Pins 2 & 3 closed       |
   |----------------------------+-------------------------------|
   |         CTS normal         |       Pins 1 & 2 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SERIAL PORT 1 CONFIGURATION                 |
   |------------------------------------------------------------|
   |          Function          |              JP2              |
   |----------------------------+-------------------------------|
   |       Force DSR true       |       Pins 2 & 3 closed       |
   |----------------------------+-------------------------------|
   |         DSR normal         |       Pins 1 & 2 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                SERIAL PORT 1 CONFIGURATION                 |
   |------------------------------------------------------------|
   |          Function          |              JP3              |
   |----------------------------+-------------------------------|
   |       Force DCD true       |       Pins 2 & 3 closed       |
   |----------------------------+-------------------------------|
   |         DCD normal         |       Pins 1 & 2 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 SERIAL PORT 1 IRQ4 SELECT                  |
   |------------------------------------------------------------|
   |             IRQ4              |           JP6/A            |
   |-------------------------------+----------------------------|
   |            Enabled            |           Closed           |
   |-------------------------------+----------------------------|
   |           Disabled            |            Open            |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 SERIAL PORT 2 IRQ3 SELECT                  |
   |------------------------------------------------------------|
   |             IRQ3              |           JP6/B            |
   |-------------------------------+----------------------------|
   |            Enabled            |           Closed           |
   |-------------------------------+----------------------------|
   |           Disabled            |            Open            |
   +------------------------------------------------------------+