Panasonic PT-EX12KU Operating Instructions Manual

Also see for PT-EX12KE: Operating instructions

Contents

TroubleshootingENGLISH - 99 MaintenanceTroubleshootingReview the following points. For details, refer to the corresponding pages.Problem Points to be checked PagePower does not turnon.■z Is the power plug firmly inserted into the outlet? —■z Is the main power switch turned to ? 44■z Is the power supplied from the outlet? —■z Have the circuit breakers tripped? —■z Is the power indicator turned off? 42■z Is the temperature indicator flashing? 87No picture appears.■z Is the picture (output) device connected correctly? 36■z Is the input selection set correctly? 47■z Is the external device that is connected to the projector workingproperly?—■z Is the projector being used within the operating temperature range (0˚C(32˚F) to 40˚C (104˚F))?115■z Is the shutter closed? 47The picture is fuzzy.■z Is the lens focus set correctly? 46■z Is the projection distance appropriate? 33■z Is the lens dirty? 92■z Is the projector installed perpendicular to the screen? —■z Is there condensation on the lens? —The color is pale/The tint is grayish.■z Are [Color] and [Tint] adjusted correctly? 60■z Is the device that is connected to the projector adjusted correctly? —■z Is the RGB cable damaged? —The picture is dark.■z Are [Contrast] and [Brightness] adjusted correctly? 60■z Is [Image select] adjusted correctly? 59■z Is [Lamp select] set to [1-Lamp]? 70■z Is [Lamp power] set to eco mode? 70■z Is it time for the lamp to be replaced? 96The remote controldoes not work.■z Are the batteries flat? —■z Are the batteries inserted in the correct direction? 24■z Is the remote control / switch set to ? 19■z Are there any obstructions between the remote control and theprojector's remote control sensor?19■z Is the remote control being used beyond its effective operating range? 19■z Are other forms of light, such as fluorescent lights, affecting theprojection?19■z Is the remote control cable connected to the projector? 24■z Is the remote control operation locked with [Key lock] in the [Setting]menu?79■z Is [RC sensor] set correctly in the [Setting] menu? 77■z Has the remote control number been changed? 24, 77