Optoma H55 User Manual - Page 19

English Computer mode Language Management Image-I Image-II Audio Frequency H. Position Tracking V. Position 16:9 / 4:3 Reset Yes No User Controls Image-II (Computer mode) vReset : Reset items include both Image-I and Image-II settings. u u Frequency "Frequency" is for changing the display data frequency to match the frequency of your computer's graphic card. When you experience a vertical flickering bar, use this function to make an adjustment. Tracking Choose "Tracking" item to synchronize the signal timing of the display with that of the graphic card. When you experience an unstable or flickering image, use this function to correct it. 16 : 9 / 4 : 3 You can use this function to fit your desired aspect ratio type. Horizontal Position 4 Press the to move the image left. 4 Press the u to move the image right. Vertical Position 4 Press the to move the image up. 4 Press the u to move the image down. Reset Choose "Yes" to return the display parameters back to factory default. 19