43 ENGLISHWhen [FAILED] has appeared for an itemParameterMAIN CPU BUSFANOPTICS MODULETEMPERATUREINPUT AIR TEMPERATUREAROUND LAMPTEMPERATURELAMP REMAIN TIMELAMP STATUSSHUTTERAIR FILTEROPTICS MODULE TEMP.SENSORINPUT AIR TEMP.SENSORAROUND LAMPTEMP. SENSORBATTERYAIRFLOW SENSORCOLOR WHEEL˜COVER OPENDescriptionTrouble has occurred in the microcomputer circuitry. Consult your dealer.Trouble has occurred in the fan or its drive circuit. Consult your dealer.The temperature inside the projector is high.It may be that the projector is being used where the ambient temperature ishigh such as near a heating appliance.The input air temperature is too high.It may be that the projector is being used where the ambient temperature ishigh such as near a heating appliance.The temperature near the lamp has risen very high.Something may be blocking the exhaust vent.The lamp runtime has exceeded the prescribed cumulative time, and it isnow time to replace the lamp.The lamp has failed to light.Wait a short while for the lamp to cool off, and then turn on the power.Trouble has occurred in the shutter circuitry. Consult your dealer.Too much dust accumulates on the air filter.Turn off the MAIN POWER switch using the procedure on page 23 andclean the air filter (refer to page 54).Trouble has occurred in the temperature detection sensor inside theprojector. Consult your dealer.Trouble has occurred in the sensor used to detect the input air temperature.Consult your dealer.Trouble has occurred in the temperature detection sensor around lamps.Consult your dealer.The backup battery has been run out. Consult your dealer.Trouble has occurred in the air volume sensor. Consult your dealer.Trouble has occurred in the colour wheel or the colour wheel drive circuit.Consult your dealer.The lamp unit cover is not properly fitted. Check the fitting of the lamp unitcover. (page 56)Error information pageWhen is displayed on the status information screen, click it to display the error details.• Depending on the nature of the error, the projector may be placed in the standby mode for its ownprotection.NoteOK: Normal operationFAILED: Occurrence of trouble