66AppendixThe image is distorted or runs off – Check PC adjust menu or Screen menu and adjust them.See pages 30-31, 34-35.PIN code dialog box appears – PIN code lock is being set. Enter a PIN code (the “1234” or numbersat start-up you have set). See pages 19, 54-55.The Remote Control does – Check the batteries.not work – Make sure no obstruction is between the projector and remotecontrol.– Make sure you are not too far from the projector when using theremote control. Maximum operating range is 16.4'(5 m).– Make sure the code of the remote control is conformed to theprojector’s code. See page 53.– Unlock the Key lock function for the remote control function. Seepage 54.Indicator blinks or lights – Check the status of the projector with referring to "Indicators andprojector Condition". See page 70.The exclamation mark appears – Your operation is invalid. Operate correctly.on the screenTop control does not work – The top control is not available if the top control is locked at Key lockunder Security of SETTING section. See page 54.Unable to unlock the Logo PIN – Contact the dealer where you purchased the projector or the servicecode lock, Security key lock center.or Security PIN code lock