Tupolev TU-204-120 Aeroflot Credits: Original aircraft design and textures by Robert Versluys Adaptation for FSX and panel by Philippe Wallaert Installation: Unzip Tupolev_TU204.zip in C:\Program Files\Microsoft Games\Microsoft Flight Simulator X\SimObjects\Airplanes\ copy Callout_Sound.dll in C:\Program Files\Microsoft Games\Microsoft Flight Simulator X\GAUGES\ copy CallOutB folder in C:\Program Files\Microsoft Games\Microsoft Flight Simulator X\Sound\ NB: When Master Warning or Master Caution is activated, an alert sound is produced. Click on the gauge to stop it. Click on button "Alarm Horn" situated near the "Test lamps" gauge to activate/deactivate the sound. Enjoy !