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       # TWINHEAD INTERNATIONAL CORP.
       
          CT-8190S
       
          Category                     Video                             
          Video Types Supported        CGA, EGA, Monochrome              
          Video Processor              Unidentified                      
          Highest Resolution Supported 720 x 348                         
          Data Bus Type                8-bit ISA                         
          Memory Type                  DRAM                              
          Maximum Onboard Memory       256KB                             
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          |    Purpose    | Location |       Purpose        | Location |
          |---------------+----------+----------------------+----------|
          | Parallel port |   CN1    | 15-pin analog video  |   CN2    |
          |               |          | port                 |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   DISPLAY CONFIGURATION                    |
          |------------------------------------------------------------|
          |    Display Mode     |  SW1/1  |  SW1/2  |  SW1/3  |  SW/4  |
          |---------------------+---------+---------+---------+--------|
          |     Monochrome      |   Off   |   Off   |   On    |  Off   |
          |---------------------+---------+---------+---------+--------|
          |   Color (40 x 25)   |   On    |   Off   |   Off   |   On   |
          |---------------------+---------+---------+---------+--------|
          |   Color (80 x 25)   |   Off   |   Off   |   Off   |   On   |
          |---------------------+---------+---------+---------+--------|
          |   Enhanced color    |   On    |   On    |   On    |  Off   |
          |    (normal mode)    |         |         |         |        |
          |---------------------+---------+---------+---------+--------|
          |   Enhanced color    |   Off   |   On    |   On    |  Off   |
          |   (enhanced mode)   |         |         |         |        |
          |------------------------------------------------------------|
          | Note: These settings apply when the CT-8190S is the only   |
          | display adapter in the system.                             |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DUAL DISPLAY CONFIGURATION                 |
          |------------------------------------------------------------|
          |  Primary Mode  | Secondary  | SW1/1 | SW1/2 | SW1/3 | SW/4 |
          |                |    Mode    |       |       |       |      |
          |----------------+------------+-------+-------+-------+------|
          |  Color (40 x   | Monochrome |  On   |  Off  |  Off  |  On  |
          |      25)       |  or none   |       |       |       |      |
          |----------------+------------+-------+-------+-------+------|
          |  Color (80 x   | Monochrome |  Off  |  Off  |  Off  |  On  |
          |      25)       |  or none   |       |       |       |      |
          |----------------+------------+-------+-------+-------+------|
          | Enhanced color | Monochrome |  On   |  On   |  On   | Off  |
          | (normal mode)  |  or none   |       |       |       |      |
          |----------------+------------+-------+-------+-------+------|
          | Enhanced color | Monochrome |  Off  |  On   |  On   | Off  |
          |   (enhanced    |  or none   |       |       |       |      |
          |     mode)      |            |       |       |       |      |
          |------------------------------------------------------------|
          |      Note:These settings apply when the CT-8190S and a     |
          |      monochrome display adapter are both installed in the  |
          |      monochrome as the secondary display type.             |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DUAL DISPLAY CONFIGURATION                 |
          |------------------------------------------------------------|
          | Primary Mode  |  Secondary  | SW1/1 | SW1/2 | SW1/3 | SW/4 |
          |               |    Mode     |       |       |       |      |
          |---------------+-------------+-------+-------+-------+------|
          |  Monochrome   | Color (40 x |  On   |  On   |  On   |  On  |
          |               |     25)     |       |       |       |      |
          |---------------+-------------+-------+-------+-------+------|
          |  Monochrome   | Color (80 x |  Off  |  On   |  On   |  On  |
          |               |     25)     |       |       |       |      |
          |---------------+-------------+-------+-------+-------+------|
          |  Monochrome   |    None     |  Off  |  On   |  On   |  On  |
          |---------------+-------------+-------+-------+-------+------|
          |  Monochrome   |  Enhanced   |  On   |  Off  |  On   |  On  |
          |               |    color    |       |       |       |      |
          |               |   (normal   |       |       |       |      |
          |               |    mode)    |       |       |       |      |
          |---------------+-------------+-------+-------+-------+------|
          |  Monochrome   |  Enhanced   |  Off  |  Off  |  On   |  On  |
          |               |    color    |       |       |       |      |
          |               |  (enhanced  |       |       |       |      |
          |               |    mode)    |       |       |       |      |
          |------------------------------------------------------------|
          |      Note:These settings apply when the CT-8190S and       |
          |      monochrome adapters are both installed in the system, |
          |      with the monochrome as the primary display and the    |
          |      CT-8190S as secondary display in the Color or         |
          |      Enhanced color mode.                                  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DUAL DISPLAY CONFIGURATION                 |
          |------------------------------------------------------------|
          | Primary Mode |  Secondary   | SW1/1 | SW1/2 | SW1/3 | SW/4 |
          |              |     Mode     |       |       |       |      |
          |--------------+--------------+-------+-------+-------+------|
          |  Monochrome  |     None     |  Off  |  Off  |  On   | Off  |
          |--------------+--------------+-------+-------+-------+------|
          |  Monochrome  | Color (40 x  |  On   |  Off  |  On   | Off  |
          |              |     25)      |       |       |       |      |
          |--------------+--------------+-------+-------+-------+------|
          |  Monochrome  | Color (80 x  |  Off  |  Off  |  On   | Off  |
          |              |     25)      |       |       |       |      |
          |------------------------------------------------------------|
          |      Note:These settings apply when the CT-8190S and CGA   |
          |      are both installed in the system, with the CT-8190S   |
          |      as the primary display adapter in monochrome mode.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DUAL DISPLAY CONFIGURATION                 |
          |------------------------------------------------------------|
          |   Primary   |   Secondary   | SW1/1 | SW1/2 | SW1/3 | SW/4 |
          |    Mode     |     Mode      |       |       |       |      |
          |-------------+---------------+-------+-------+-------+------|
          | Color (40 x | Monochrome or |  On   |  On   |  Off  |  On  |
          |     25)     |     none      |       |       |       |      |
          |-------------+---------------+-------+-------+-------+------|
          | Color (80 x | Monochrome or |  Off  |  On   |  Off  |  On  |
          |     25)     |     none      |       |       |       |      |
          |------------------------------------------------------------|
          |      Note:These settings apply when the CT-8190S and CGA   |
          |      are both installed in the system with the CGA adapter |
          |      as the primary display and the CT-8190 in monochrome  |
          |      mode.                                                 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    MONITOR TYPE SELECT                     |
          |------------------------------------------------------------|
          |             Type              |           SW1/5            |
          |-------------------------------+----------------------------|
          |    IBM Color or Monochrome    |             On             |
          |-------------------------------+----------------------------|
          |    Enhanced Color Display     |            Off             |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                PARALLEL PORT CONFIGURATION                 |
          |------------------------------------------------------------|
          |               Port                |         SW1/6          |
          |-----------------------------------+------------------------|
          | ยป    |          Enabled           |          Off           |
          |------+----------------------------+------------------------|
          |      |          Disabled          |           On           |
          +------------------------------------------------------------+