TWINHEAD INTERNATIONAL CORP.

CT-8190

Category                   Video
Video Types Supported      EGA
Video Processor            Unidentified
Highest Resolution         720 x 348
Supported
Data Bus Type              8-bit ISA
Memory Type                DRAM
Maximum Onboard Memory     256KB (Memory configuration is unidentified by
                           manufacturer)

[Image]

                                CONNECTIONS

       Purpose           Location           Purpose           Location

  15-pin analog video       CN1        Composite display         J1
  port                                 - RCA jack

  32-pin feature            CN2        Composite display         J2
  connector                            - RCA jack

  6-pin light pen           CN3
  connector

              PRIMARY DISPLAY ADAPTER CONFIGURATION (TABLE 1)

          Mode             SW1/1        SW1/2       SW1/3        SW1/4

       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 color mode)

     Enhanced color         Off          On           On          Off
  (Enhanced color mode)

  Note: These settings apply when the CT-890 display adapter is only in
  your system.

      PRIMARY & SECONDARY DISPLAY ADAPTER CONFIGURATION (TABLE 2)

      Primary          Secondary      SW1/1    SW1/2     SW1/3     SW1/4

  Color (40 x 25)    Monochrome or     On       Off       Off       On
                         NONE

  Color (80 x 25)    Monochrome or     Off      Off       Off       On
                         NONE

   Enhanced color    Monochrome or     On        On        On       Off
   (Normal color         NONE
       mode)

   Enhanced color    Monochrome or     Off       On        On       Off
  (Enhanced color        NONE
       mode)

       Note: These settings apply when the CT-8190 & the Monochrome
       display adapter are both installed in your system. When the
       CT-8190 is the primary display adapter; & when the CT-8190 is
       attached to the CGA or EGA monitor.

      PRIMARY & SECONDARY DISPLAY ADAPTER CONFIGURATION (TABLE 3)

      Primary         Secondary      SW1/1     SW1/2    SW1/3      SW1/4

  Color (40 x 25)     Monochrome      On        On        On        On

  Color (80 x 25)     Monochrome      Off       On        On        On

       NONE           Monochrome      Off       On        On        On

   Enhanced color     Monochrome      On        Off       On        On
   (Normal color
       mode)

   Enhanced color     Monochrome      Off       Off       On        On
  (Enhanced color
       mode)

       Note: These settings apply when the CT-8190 & the Monochrome
       display adapter are both installed in your system. When the
       Monochrome is the primary display adapter; & when the CT-8190 is
       attached to the CGA or EGA monitor.

      PRIMARY & SECONDARY DISPLAY ADAPTER CONFIGURATION (TABLE 4)

    Primary        Secondary     SW1/1      SW1/2      SW1/3      SW1/4

   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-8190 & the Color graphics
       adapter are both installed in your system. When the CT-8190 is the
       primary display adapter; & when the Monochrome monitor is attached
       to the CT-8190.

      PRIMARY & SECONDARY DISPLAY ADAPTER CONFIGURATION (TABLE 5)

     Primary        Secondary      SW1/1     SW1/2      SW1/3     SW1/4

  Monochrome or       NONE          Off       Off        On        Off
      NONE

  Monochrome or    Color (40 x      On         On        Off        On
      NONE             25)

  Monochrome or    Color (80 x      Off        On        Off        On
      NONE             25)

       Note: These settings apply when the CT-8190 & the Color graphics
       adapter are both installed in your system. When the CGA is the
       primary display adapter; & when the Monochrome monitor is attached
       to the CT-8190.

   MONITOR DISPLAY CONFIGURATION

     Setting            SW1/5

  Monochrome/CGA         On

       EGA               Off