Panasonic PT-LB51SU Operating Instructions Manual

Also see for PT-LB51EA: Brochure & specs Service manual

Contents

Panasonic PT-LB51SU Operating Instructions Manual Manual pdf 43 page image

ENGLISH - 43 MaintenanceTroubleshootingShould any problem persist, contact your dealer.Problem Cause ReferencepagePower does not turn on.The Power cord may not be connected.No electric supply is at the wall outlet.TEMP indicator is lit or flashes.LAMP indicator is lit or flashes.The lamp unit cover has not been securely installed.The circuit breakers have tripped.2020393941-No picture appears.The video signal input source may not be connected to a terminalproperly.The input selection setting may not be correct.The BRIGHTNESS adjustment setting may be at the minimum setting.The signal input source may not be operating properly.The SHUTTER function may be in use.192430-24The picture is fuzzy.The lens focus may not have been set correctly.The projector may not be at the correct distance from the screen.The lens may be dirty.The projector may be tilted too much.22144022The color is pale or greyish.COLOR or TINT adjustment may be incorrect.The input source which is connected to the projector may not beadjusted correctly.3028No sound can be heardfrom the internal speaker.The audio signal source may not be connected properly.A cable may be connected to the VARIABLE AUDIO OUT terminal.The volume adjustment may be at the lowest possible setting.181326The control buttons of theprojector do not operate.CONTROL PANEL in OPTION menu is invalidated. If you have a lossof the Remote control while the CONTROL PANEL is invalidated,press and hold the MENU button for 2 seconds with pressing theENTER button.35The Remote control doesnot operate.The batteries may be weak.The batteries may not have been inserted correctly.The Remote control signal receptor on the projector may beobstructed.The Remote control unit may be out of the operation range.The Remote control is under the strong light such as fluorescent.-10232323The picture does notdisplay correctly.The signal format (TV-SYSTEM) may not have been set correctly.There may be a problem with the VCR or other signal source.A signal which is not compatible with the projector is being input.31-44Picture from a computerdoes not appear.The cable may be longer than the optional cable.The external video output from a laptop computer may not be correct.(You may be able to change the external output settings by pressingthe [Fn] + [F3] or [Fn] + [F10] keys simultaneously. The actual methodvaries depending on the type of computer; refer to the documentationprovided with your computer for further details.)If an COMPUTER INPUT indicator is turned off, the video signals maynot be output from the computer.COMPUTER2 SELECT setting in OPTION menu is not correct.-471234