TWINHEAD INTERNATIONAL CORPORATION
==================================

   CT-8490

   Card Type                    Video card                        
   Video Chip Set               Unidentified                      
   Maximum Video Memory         Unidentified                      
   Video Types Supported        Monochrome, CGA, EGA, VGA         
   Highest Resolution Supported 800 x 600                         
   Data Bus                     8-bit ISA                         

<gopher://bitreich.org/I/th99/v/S-T/54630-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |         Function         | Label |    Function     | Label |
   |--------------------------+-------+-----------------+-------|
   | VGA feature connector    |  CN1  | 9-pin TTL video |  CN3  |
   |                          |       | connector       |       |
   |--------------------------+-------+-----------------+-------|
   | 15-pin Analog video      |  CN2  |                 |       |
   | connector                |       |                 |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |                Function                | Label | Position  |
   |----------------------------------------+-------+-----------|
   |>> | CT-8490 is primary display card    | SW1/5 |    On     |
   |---+------------------------------------+-------+-----------|
   |   | CT-8490 is secondary display card  | SW1/5 |    Off    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   MONITOR TYPE SELECTION                   |
   |------------------------------------------------------------|
   |      Monitor      |  SW1/1   |  SW1/2  |  SW1/3  |  SW1/4  |
   |-------------------+----------+---------+---------+---------|
   |    Monochrome     |    On    |   On    |   On    |   On    |
   |-------------------+----------+---------+---------+---------|
   |        CGA        |   Off    |   On    |   On    |   On    |
   |-------------------+----------+---------+---------+---------|
   |        EGA        |    On    |   Off   |   On    |   On    |
   |-------------------+----------+---------+---------+---------|
   |        VGA        |    On    |   On    |   On    |   Off   |
   |-------------------+----------+---------+---------+---------|
   | Monochrome (PS/2) |   Off    |   On    |   On    |   Off   |
   |-------------------+----------+---------+---------+---------|
   |   MultiSync TTL   |   Off    |   Off   |   On    |   On    |
   |-------------------+----------+---------+---------+---------|
   | MultiSync analog  |   Off    |   On    |   On    |   Off   |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   DISPLAY MODE SELECTION                   |
   |------------------------------------------------------------|
   |             Setting             | SW1/6  | SW1/7  | SW1/8  |
   |---------------------------------+--------+--------+--------|
   | Lock at monochrome display mode |   On   |  Off   |   On   |
   |---------------------------------+--------+--------+--------|
   |    Lock at CGA display mode     |  Off   |   On   |   On   |
   |---------------------------------+--------+--------+--------|
   |    Lock at EGA display mode     |   On   |   On   |  Off   |
   |---------------------------------+--------+--------+--------|
   |    Lock at VGA display mode     |   On   |   On   |  Off   |
   |---------------------------------+--------+--------+--------|
   |    Lock at VGA display mode     |   On   |   On   |  Off   |
   |---------------------------------+--------+--------+--------|
   |       Set at auto switch        |   On   |   On   |   On   |
   |---------------------------------+--------+--------+--------|
   |       Set at auto switch        |   On   |   On   |   On   |
   +------------------------------------------------------------+