Troubleshooting42 - ENGLISHTroubleshootingReview the following points. For details, refer to the corresponding pages.ProblemsPoints to be checkedPagePower does not turnon.zIs the power plug firmly inserted into the outlet?―zIs the power connector firmly inserted into the AC adaptor?―zIs the AC adaptor plug securely inserted to the main body?―zIs the wall outlet supplying electricity?―zHave the circuit breakers tripped?―No image appears.zAre the image (output) device and the projector correctly connected?18zIs the projector input setting at DIGITAL LINK?25zIs the input selection setting correct?26zIs the external device that is connected to the interface box workingproperly?―zIsn’t the external control enabled?47The color is pale orgrayish.zIs the projector connected to the interface box adjusted correctly?18The sound is notoutput.zIs the 14zIsn’t the sound adjustment set at a minimum?38zConfirm [AUDIO IN SELECT] of [AUDIO SETTING].38The remote controldoes not respond.zIsn’t a projector that is not compatible to DIGITAL LINK connected?―The buttons on thecontrol panel do notoperate.zIsn’t the external control enabled?47The image does notdisplay correctly.zIs the [SYSTEM SELECTOR] selection set correctly?30zIs there a problem with the video tape or other image sources?―zIs a signal which is not compatible with the interface box being input?48Image from acomputer does notappear.zIs the cable too long? (Set to 10 m (32'10") or shorter.)―zIs the external video output of the laptop computer set correctly?–Ex.: When “Fn” + “F3” keys are pressed simultaneously, the externaloutput settings may be switched. Since the method varies dependingon the computer type, refer to the user manual provided with yourcomputer.―Video from HDMIcompatible devicedoes not appear or itappears jumbled.zIs the HDMI cable connected securely?19zTurn the power of the interface box and the connected devices off andon.―zIsn’t a signal, which is not compatible with the interface box, input?48Sound is not outputfrom the HDMIcompatible device.zSet the sound of the externally connected device to the linear PCM.―zConfirm [AUDIO IN SELECT] of [AUDIO SETTING].38zIf a sound is not output when the HDMI cable is used, use the