English11General KeysItem DescriptionPower button Press to turn TV on/off.DISPLAY Displays channel number and input source on the upper right-handcorner of the screen.MUTE Press once to mute the sound; press again to restore.TV Press to select TV mode.AV Press to select AV3 mode.SCART Press to select SCART1/SCART2 mode.VGA/HDMI Press to select sources between VGA and HDMISLEEP Set a time period after which the TV should switch itself to standby.Press repeatedly to select the number of minutes.WIDE Press to switch scaling mode between 4:3, 16:9, Panorama and LetterboxZOOM Press repeatedly to switch image betweenNormal Zoom1 (1.85:1) Zoom 2 (2.35:1)Number keys Number keys from 0-9.ENTER Press to confirm channel selections by the number keys.RECALL Press to return to the previous channel.MENU Press to open Menu or leave Menu.4-way scroll key/OK When OSD is on: Navigate up, down, left and right in the OSD menu /press OK to confirm..MPX Press to select the sound system, displayed at the top right-handcorner.e Acer empowering key for Favorite Channel, Scenario Mode. See page20.CH (up/down) Press these buttons to select the TV channel in sequence.VOL (up/down) Press these buttons to increase and decrease the volume.PIP/PBP/POP Switch between PIP/PBP/POP modes. See page 19.SWAP When in PIP/ POP mode: Swap primary and sub screen in toggle.ACTIVE When in POP mode: Toggle the active screen.POSITION When in PIP mode: Change position of subscreenSIZE/MODE When in PIP mode: Change subscreen size 25%, 37.5%, 50%When in POP mode: Switch POP mode between 1+5 and 1+12