3M MP7640i Operator's Manual

Also see for MP7640I: Product safety guide Operator's guide Specifications Operator's guide

3M MP7640i Operator's Manual Manual pdf 21 page image

ENGLISH-19ENGLISHTROUBLESHOOTINGTROUBLESHOOTINGService InfomationFor product infomation, product assistance, service infomation, or to order accessories, please call:In U.S. or Canada : 1-800-328-1371In other locations, contact your local 3M sales office.OSD MessageThe messages as described below may appear on the screen at power ON. Take the appropriatemeasures when such messages appears.Table 9. OSD MessagesMessage ContentsCHANGE THE LAMPAFTER REPLACING LAMP,RESET THE LAMP TIME.*1)The lamp will reach the end of its life in 300 hours.Power is switched OFF automatically when the lampreaches the end of its life. Prepare a new lamp forinstallation.Always reset the lamp timer after replacing the lamp.CHANGE THE LAMPAFTER REPLACING LAMP,RESET THE LAMP TIME.THE POWER WILL TURN OFFAFTER ** hr.*1)The lamp will reach the end of its life in ** hours.Power will be switched OFF automatically in ** hours.Replace the lamp as shown in P.16~17 “Lamp”.Always reset the lamp timer after replacing the lamp.CHANGE THE LAMPAFTER REPLACING LAMP,RESET THE LAMP TIME.THE POWER WILLTURN OFFAFTER 0 hr.The lamp has reached the end of its life. Power will beswitched OFF in a few minutes.Switch power OFF immediately and replace the lamp asshown in P.16~17 “Lamp”.Always reset the lamp timer after replacing the lamp.NO INPUT IS DETECTEDON ***No input signal found.Check signal input connections and signal sources.SYNC IS OUT OF RANGEON ***The horizontal or vertical frequency of the input signal isnot within the specified range.Check the specifications of the equipment and the signalsource.CHECK THE AIR FLOWThe internal temperature has risen.Switch power OFF, and wait 20 minutes until theequipment cools.Check the following and Switch power ON again.• Are the ventilation openings blocked ?• Is the air filter dirty ?• Is the ambient temperature in excess of 35°C ?*1) This message is cleared automatically after approximately three minutes, and appearsevery time power is switched ON.NOTE