Caution-i En1 To assure the finest performance, please read this manualcarefully. Keep it in a safe place for future reference.2 Install this sound system in a well ventilated, cool, dry, cleanplace – away from direct sunlight, heat sources, vibration,dust, moisture, and/or cold. Allow ventilation space of at least30 cm on the top, 20 cm on the left and right, and 20 cm onthe back of this unit.3 Locate this unit away from other electrical appliances, motors,or transformers to avoid humming sounds.4 Do not expose this unit to sudden temperature changes fromcold to hot, and do not locate this unit in an environment withhigh humidity (i.e. a room with a humidifier) to preventcondensation inside this unit, which may cause an electricalshock, fire, damage to this unit, and/or personal injury.5 Avoid installing this unit where foreign objects may fall ontothis unit and/or this unit may be exposed to liquid dripping orsplashing. On the top of this unit, do not place:– Other components, as they may cause damage and/ordiscoloration on the surface of this unit.– Burning objects (i.e. candles), as they may cause fire,damage to this unit, and/or personal injury.– Containers with liquid in them, as they may fall and liquidmay cause electrical shock to the user and/or damage tothis unit.6 Do not cover this unit with a newspaper, tablecloth, curtain,etc. in order not to obstruct heat radiation. If the temperatureinside this unit rises, it may cause fire, damage to this unit,and/or personal injury.7 Do not plug in this unit to a wall outlet until all connectionsare complete.8 Do not operate this unit upside-down. It may overheat,possibly causing damage.9 Do not use force on switches, knobs and/or cords.10 When disconnecting the power cable from the wall outlet,grasp the plug; do not pull the cable.11 Do not clean this unit with chemical solvents; this mightdamage the finish. Use a clean, dry cloth.12 Only voltage specified on this unit must be used. Using thisunit with a higher voltage than specified is dangerous and maycause fire, damage to this unit, and/or personal injury. Yamahawill not be held responsible for any damage resulting from useof this unit with a voltage other than specified.13 To prevent damage by lightning, keep the power cord andoutdoor antennas disconnected from a wall outlet or the unitduring a lightning storm.14 Do not attempt to modify or fix this unit. Contact qualifiedYamaha service personnel when any service is needed. Thecabinet should never be opened for any reasons.15 When not planning to use this unit for long periods of time(i.e. vacation), disconnect the AC power plug from the walloutlet.16 Install this unit near the AC outlet and where the AC powerplug can be reached easily.17 Be sure to read the “Troubleshooting” section on commonoperating errors before concluding that this unit is faulty.18 Before moving this unit, press ASTANDBY/ON to set thisunit in the standby mode, and disconnect the AC power plugfrom the wall outlet.19 VOLTAGE SELECTOR (Asia and General models only)The VOLTAGE SELECTOR on the rear panel of this unitmust be set for your local main voltage BEFORE plugginginto the AC wall outlet. Voltages are:........................................ AC 110–120/220–240 V, 50/60 Hz20 The batteries shall not be exposed to excessive heat such assunshine, fire or like.21 Excessive sound pressure from earphones and headphones cancause hearing loss.22 When replacing the batteries, be sure to use batteries of thesame type. Danger of explosion may happen if batteries areincorrectly replaced.Caution: Read this before operating your unit.WARNINGTO REDUCE THE RISK OF FIRE OR ELECTRICSHOCK, DO NOT EXPOSE THIS UNIT TO RAINOR MOISTURE.As long as this unit is connected to the AC wall outlet,it is not disconnected from the AC power source evenif you turn off this unit by ASTANDBY/ON. In thisstate, this unit is designed to consume a very smallquantity of power.