ENGLISH - 71 MaintenanceTroubleshootingPlease check following points. For details, see the corresponding pages.Problem Cause ReferencepagePower does not turnon.The power cord may not be connected.z —No electric supply is at the wall outlet.z —The circuit breakers have tripped.z —Is the indicator, indicator, orz indicator lit or blinking?30, 65The lamp cover has not been securely installed.z 69No picture appears.The video signal input source may not be connected to a terminalzproperly.28The input selection setting may not be correct.z 38The [Brightness] adjustment setting may be at the minimum setting.z 49The input source which is connected to the projector may have azproblem.—The [AV mute] function may be in use.z 39The picture is fuzzy.The lens focus may not have been set correctly.z 34The projector may not be at the correct distance from the screen.z 26The lens may be dirty.z 16The projector may be tilted too much.z —The color is pale orgrayish.[Color] or [Tint] adjustment may be incorrect.z 49The input source which is connected to the projector may not bezadjusted correctly.—RGB cable is damaged.z —No sound from theinternal speakerThe input terminals may not have been correctly connected.z 28The volume may have been set to the minimum level.z 36, 55The [AV mute] function may have been turned on.z 39When the AUDIO OUT is plugged-in, the projector's built-in speaker isznot available.23The [Mute] function may have been turned on.z 38, 55The remote controldoes not operate.The ON/OFF switch on the remote control is set to “OFF".zThe batteries may be weak.z——The batteries may not have been inserted correctly.z 24The remote control signal receptor on the projector may be obstructed.z 20The remote control unit may be out of the operation range.z 20Strong light such as fluorescent shine onto the signal receptor.z 20When different codes are set on the projector and on the remote controz l. 61The control buttonsof the projector donot operate.The control panel is not available if the control panel is locked at [Keyzlock] under [Security] of [Setting] section.61The picture does notdisplay correctly.There may be a problem with the VCR or other signal source.zA signal which is not compatible with the projector is being input.z—78 - 81 |
