WHAT TO DO WHEN YOU THINK A MACHINE DEFECT HAS OCCURREDRelated MessagesWhen the unit's power is ON, messages such as those shown below may be displayed. Whenany such message is displayed on the screen, please respond as described below.35Note 1: Although this message will be automatically disappeared after around 3 minutes, it will bereappeared every time the power is turned ON.Note 2: Lamps have a finite product life. Lamps are characterized by the fact that, after long hours ofusage, a lamp will no longer light up, or the lamp will break or burst, etc. This unit is equippedwith an automatic shut-down function, such that the power will automatically be turned OFFwhen lamp usage time has reached 2,000 hours. Please be aware, however, that among lamptypes, there are major differences in product lifetimes; a lamp may thus fail to light even priorto the functioning of the automatic shut-down function of this unit.NOTESMessage DescriptionCHANGE THE LAMPAFTER REPLACING LAMP,RESET THE LAMP TIMER.(Note 1)Lamp usage time is approaching 2,000 hours. (Note 2)Preparation of a new lamp, and an early lamp change, isrecommended. After you have changed the lamp, please besure to reset the lamp timer.CHANGE THE LAMPAFTER REPLACING LAMP,RESET THE LAMP TIMER.THE POWER WILL TURN OFFAFTER hr. (Note 1)Lamp usage time is approaching 2,000 hours. A lamp changewithin hours is recommended. (Note 2)When lamp usage reaches 2,000 hours, the power willautomatically be turned OFF. Please change the lampby referring to “THE LAMP”. After you havechanged the lamp, please be sure to reset the lamptimer.CHANGE THE LAMPAFTER REPLACING LAMP,RESET THE LAMP TIMER.THE POWER WILL TURN OFFAFTER 0 hr.As lamp use has reached 2,000 hours, the power will soon beautomatically turned OFF. (Note 2)Please immediately turn the power OFF, and follow theinstructions in the “THE LAMP”.After you have changed the lamp, please be sure to reset thelamp timer.CLEAN THE AIR FILTERAFTER CLEANING AIR FILTER,RESET THE FILTER TIMER.A note of precaution when cleaning the air filter.After cleaning the filter, operate FILTER TIME of the OPTIONMenu, and perform reset of the filter timer.NO INPUT IS DETECTEDONThere is no input signal.Please confirm the signal input connection, and the status of thesignal source.SYNC IS OUT OF RANGEON kHz HzThe horizontal or vertical wavelength of the inputted signal isoutside of the response parameters of this unit. Please confirmthe specs for this unit or the signal source specs.CHECK THE AIR FLOWThe internal portion temperature is rising. Please turn the powerOFF, and allow the unit to cool down for approximately 20minutes. After having confirmed the following items, then pleaseresent the power to ON.• Is there blockage of the air passage aperture?• Is the air filter dirty?• Does the peripheral temperature exceed 35°C?fH fV© 3M 2003. 3M™ Digital Projector S/X50