1 To assure the finest performance, please read thismanual carefully. Keep it in a safe place for futurereference.2 Install this sound system in a well ventilated, cool,dry, clean place — away from direct sunlight, heatsources, vibration, dust, moisture, and/or cold.Allow ventilation space of at least 30 cm on the top,20 cm on the left and right, and 20 cm on the backof this unit.3 Locate this unit away from other electricalappliances, motors, or transformers to avoidhumming sounds.4 Do not expose this unit to sudden temperaturechanges from cold to hot, and do not locate this unitin a environment with high humidity (i.e. a room witha humidifier) to prevent condensation inside this unit,which may cause an electrical shock, fire, damage tothis unit, and/or personal injury.5 Avoid installing this unit where foreign object mayfall onto this unit and/or this unit may be exposedto liquid dripping or splashing. On the top of thisunit, do not place:– Other components, as they may cause damageand/or discoloration on the surface of this unit.– Burning objects (i.e. candles), as they may causefire, damage to this unit, and/or personal injury.– Containers with liquid in them, as they may falland liquid may cause electrical shock to theuser and/or damage to this unit.6 Do not cover this unit with a newspaper, tablecloth,curtain, etc. in order not to obstruct heat radiation.If the temperature inside this unit rises, it maycause fire, damage to this unit, and/or personalinjury.7 Do not plug in this unit to a wall outlet until allconnections are complete.8 Do not operate this unit upside-down. It mayoverheat, possibly causing damage.9 Do not use force on switches, knobs and/or cords.10 When disconnecting the power cord from the walloutlet, grasp the plug; do not pull the cord.11 Do not clean this unit with chemical solvents; thismight damage the finish. Use a clean, dry cloth.12 Only voltage specified on this unit must be used.Using this unit with a higher voltage than specifiedis dangerous and may cause fire, damage to thisunit, and/or personal injury. YAMAHA will not beheld responsible for any damage resulting from useof this unit with a voltage other than specified.13 To prevent damage by lightning, disconnect the powercord from the wall outlet during an electrical storm.14 Do not attempt to modify or fix this unit. Contactqualified YAMAHA service personnel when anyservice is needed. The cabinet should never beopened for any reasons.15 When not planning to use this unit for long periodsof time (i.e. vacation), disconnect the AC powerplug from the wall outlet.CAUTION: READ THIS BEFORE OPERATING YOUR UNIT.16 Be sure to read the “TROUBLESHOOTING” sectionon common operating errors before concluding thatthis unit is faulty.17 Before moving this unit, press STANDBY/ON to setthis unit in standby mode, and disconnect the ACpower plug from the wall outlet.18 VOLTAGE SELECTOR (General model only)The VOLTAGE SELECTOR on the rear panel of thisunit must be set for your local main voltageBEFORE plugging into the AC main supply.Voltages are 110V-120V, 220V-240V AC, 50/60 Hz.This unit is not disconnected from the AC powersource as long as it is connected to the wall outlet,even if this unit itself is turned off. This state is calledstandby mode. In this state, this unit is designed toconsume a very small quantity of power.WARNINGTO REDUCE THE RISK OF FIRE OR ELECTRICSHOCK, DO NOT EXPOSE THIS UNIT TO RAINOR MOISTURE. For U.K. customersIf the socket outlets in the home are not suitable for theplug supplied with this appliance, it should be cut off andan appropriate 3 pin plug fitted. For details, refer to theinstructions described below.Note• The plug severed from the mains lead must be destroyed, as aplug with bared flexible cord is hazardous if engaged in a livesocket outlet. Special Instructions for U.K. ModelIMPORTANTTHE WIRES IN MAINS LEAD ARE COLOUREDIN ACCORDANCE WITH THE FOLLOWINGCODE:Blue: NEUTRALBrown: LIVEAs the colours of the wires in the mains lead of thisapparatus may not correspond with the colouredmarkings identifying the terminals in your plug,proceed as follows:The wire which is coloured BLUE must be connectedto the terminal which is marked with the letter N orcoloured BLACK. The wire which is colouredBROWN must be connected to the terminal which ismarked with the letter L or coloured RED.Making sure that neither core is connected to the earthterminal of the three pin plug.CAUTION