66Image is Left/Right reversedImage is Top/Bottom reversed– Check the Ceiling/Rear function. (See page 50)– Check the Ceiling function. (See page 50)No sound – Check audio cable connections from the audio input source.– Adjust the audio source.– Press the VOLUME + button. (See page 23)– Press the MUTE button. (See page 23)– Is the image projected? You will hear the sound only when theimage is projected.The color is strange – Check the Input signal, color system, video system or computersystem mode.– Make sure the "Blackboard" or "Colorboard" is not selected onImage select menu. (see pages 31, 32, 40, 41)Auto PC adjustment functiondoes not work– Check the Input signal. Auto PC function can not work when480p, 575p, 720p, 480i, 575i, 1035i or 1080i is selected, or digitalsignal is input into DVI terminal. (see Page 28)The setting does not remain afterturning off power– Make sure you select "Store" after adjusting setting. Some settingscan not be stored if not registered with "Store". (see pages 30, 43)Some displays are not seenduring operations– Check the Display item. (See page 47)Power management does notwork– Power management function can not work while "Freeze" or "NoShow" function is running. (see pages 23,24)Capture function does not work – Check the connection and the input signal to see if there is signal.Auto setup does not workproperly– Make sure "Off" is not selected at any function of "Auto setup".(see page 46)– Make sure "On" is not selected at the Ceiling function.(see page 50)Auto keystone does not workproperly even when the projectoris tipped– Make sure the Auto keystone function is not set to "Manual". Pressthe AUTO SETUP button on the top control or the AUTO SETbutton on the remote control. (see pages 22, 46)The image is distorted or runs off – Check PC adjustment menu or Screen menu and adjust them.(see pages 29-30, 34-35)PIN code dialog box appears atthe start-up– PIN code lock is being set. Input a PIN code (1234 or numbers youhave set). (See pages 18, 53 and 54)Appendix