Acer C20 User Manual - Page 7

English  User Controls How to Use the Menu 1. Display the Main Menu. ( ) 2. Highlight the desired option ( | | ) 3. Enter the desired option. ( ) 4. Highlight the desired item 5. Select the item. ( ) 6. Press ( ) to go up one directory. Under external signal mode, press ( ) to bring out the OSD. The OSD disappears in 5 seconds if there is no OSD operation. The projector will automatically shut down if the projector is idle at its main menu or sub menu for 3 minutes. (Only in the battery state.) Note: External signal mode is applicable for connecting VGA, Composite, HDMI and Component signals. Note: The first time you use the projector, you can select your preferred language from the quick menu after the startup screen displays. Source: Composite AV, VGA, Component and HDMI Composite, HDMI or Component source Bright mode: Full LED power. STD mode: Standard LED power. Front Desktop. Rear Desktop. VGA source Front Inverted. Rear Inverted. 4x3 aspect ratio. 16x9 aspect ratio. Auto aspect ratio. Contrast: adjust contrast H. Position: adjust the horizontal position. V. Position: adjust the vertical position. Frequency: change the display data frequency to match the frequency of your computer's graphic card. Use this function only if the image appears to flicker vertically. Phase: synchronize the signal timing of the display with the graphic card. If the image appears to be unstable or flickers, use this function to correct it. Source: Internal Memory, Micro SD Card, and USB Flash Drive Videos Main menu Internal Memory Micro SD Card USB Flash Drive Item Adjust Volume 00:05 00:28 Fast forward Rewind Play /Pause Exit Video mode