Yamaha YAS-107 Owner's Manual

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En 7personnel mounts the unit on a wall. The unit could fall and cause injury. Installationrequires special skills and experience.Hearing loss• Do not use the unit for a long period of time at a high or uncomfortable volume level,since this can cause permanent hearing loss. If you experience any hearing loss orringing in the ears, consult a physician.• Before connecting the unit to other devices, turn off the power for all devices. Also,before turning the power of all devices on or off, make sure that all volume levelsare set to the minimum. Failing to do so may result in hearing loss, electric shock,or device damage.• When turning on the AC power in your audio system, always turn on the unit LAST,to avoid hearing loss and speaker damage. When turning the power off, the unitshould be turned off FIRST for the same reason. Failure to observe the above maycause hearing impairment or speaker damage.Maintenance• Remove the power plug from the AC outlet before cleaning the unit. Failure toobserve this may cause electric shocks.Handling caution• Do not insert your hand or fingers into the bass reflex port (hole on the sides) of thisunit. Failure to observe this may cause injury.• Do not insert foreign materials such as metal or paper into the ventilation holes/bass reflex port (hole on the sides) of this unit. Failure to observe this may cause afire, electric shocks, or malfunctions. If foreign material gets into the unit,immediately shut off the power and pull the power plug from the AC outlet andrequest an inspection from the dealer where you purchased the unit or fromqualified Yamaha service personnel.• Keep small parts out of the reach of infants. Your children may accidentally swallowthem.• Do not do the following:- stand on or sit on the equipment.- put heavy items on top of the equipment.- place the equipment in a stack.- apply unreasonable force to buttons, switches, input/output terminals, etc.- hang on the equipment.- lean against the equipment.• Avoid pulling the connected cables to prevent injuries or damage to the unit bycausing it to fall.• Do not operate the unit if the sound is distorting. Prolonged use in this conditioncould cause overheating and result in fire.Battery use• Risk of explosion if battery is incorrectly replaced. Replace only with the sameequivalent type.• Do not use batteries other than specified batteries. Doing so cause fire, burns, orinflammation due to leakage.• Do not put in a pocket or bag, carry, or store batteries together with pieces of metal.The battery could short, burst, or leak, causing a fire or injury.• Always make sure all batteries are inserted in conformity with the +/- polaritymarkings. Failure to do so might result in a fire, burns, or inflammation due to fluidleaks.• When the batteries run out, or if the unit is not to be used for a long time remove thebatteries from the remote control to prevent possible leakage of the battery fluid.• When storing or discarding batteries, insulate the terminal area by applying tape, orsome other protection. Mixing them with other batteries or metal objects can causea fire, burns, or inflammation due to fluid.