2Safety Precautions• Please read this section carefully before usage in the prescribed manner. The precautions given here deal with serioussafety issues. It is , therefore, of the utmost importance that they are observed in full.• The meanings of safety-related symbols are as follows.WARNINGThis symbol is used to identify actions which, if carried out in an incorrect manner, could lead to serious personalinjury or even death.CAUTIONThis symbol is used to identify actions which, if carried out in an incorrect manner, could lead to serious personalinjury * 1 or property damage * 2.* 1 “Personal injury” indicates a hurt, a burn or an electric shock which does not require hospitalization or going to thehospital for a long term for treatment.* 2 “Property damage” indicates expanded damage related to breakage of property or material.WARNINGInstallation of this accessory part should be per-formed either by personnel from the dealer where itwas purchased or by specialist installation techni-cians.• Incorrect installation by unqualified personnel canresult in electric shock, fire or abnormal operation.Reassembling, repair, or modification of this acces-sory part is strictly forbidden.• Failure to follow these directions can result in inflam-mation, earth leakage or abnormal operation causingelectric shock or injury.Secure grounding is needed.• If earth is not connected, an electric shock may becaused in trouble or earth leakage.• Connection of the earth should be performed either bypersonnel from the dealer where it was purchased orby specialist.Never insert metals such as a pin or wire into a holeor clearance.• It may cause a fire or electric shock.Never handle the switches with wet hands.• It may cause an electric shock.Do not install in a location where flammable gassesmay be present.• Fire may break out should flammable gas leak into thevicinity of the parts.Repair of the controller must also carried out bypersonnel from dealer where it was purchased.• Incorrect repair work by unqualified personnel canresult in electric shock, fire or abnormal operation.CAUTIONAvoid exposing the controller to water.• It causes an electric shock or power leakage.Avoid to use the controller in a dusty place.• It may cause a fire.Avoid subjecting the controller to direct sunshine orhigh humidity.• Inside temperature rises and it may cause a fire.Away from TV and radio set• Failure to follow these directions can result in turbu-lence of image or noise. Set TV or radio set 1m ormore apart from the controller.Avoid operating the switches of operation part with asharp object.• The sheet may be broken and may result in a trouble.In maintenance work, be sure to turn off the power.• An electric shock may be caused.Maintenance• When an abnormality is discovered duringmaintenance, turn the power switch off.• Avoid cleaning the operation panel with ben-zene, thinner or a chemical duster. Otherwise,the surface may become discolored or thecoating may be peeled.Do not blow spray-typesynthetic detergent directlybecause it causes an earthleakage or electric shock.• When the display panel oroperation panel becomesdirty, clean with a soft clothcontaining soapy water anddry using a dry soft cloth. Do not use.Polishingpowder BenzeneThinnerChemicalfloor-cloth