English 51 To assure the finest performance, please read this manual carefully. Keep it in a safe place for future reference.2 Install this unit in a well ventilated, cool, dry, clean place - away from direct sunlight, heat sources, vibration, dust, moisture, and/or cold. 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 from cold to hot, and do not locate this unit in an environment with high humidity (i.e. a room with a humidifier) to prevent condensation inside this unit, which may cause an electrical shock, fire, damage to this unit, and/or personal injury.5 Avoid installing this unit where foreign object may fall onto this unit and/or this unit may be exposed to liquid dripping or splashing. On the top of this unit, do not place:- Other components, as they may cause damage and/or discoloration 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 liquid may cause electrical shock to the user 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 may cause fire, damage to this unit, and/or personal injury.7 Do not install this unit near mobile phones and/or television sets to prevent operation failure caused by electromagnetic waves and/or magnetism.8 Install this unit in a stable place horizontally to prevent a fall and damage to this unit.9 Use the supplied USB cable. Using other USB cables may cause an electric shock or fire.10 Keep your hands dry when connecting or disconnecting the USB cable to prevent an electric shock.11 Connect this unit and the PC directly. Connecting them through a USB hub may cause problems in operation.12 Do not use force on the USB cable. Doing so may cause a fire, electrical shock, damage to this unit, short circuit, and/or disconnection.13 When not planning to use this unit for long periods of time, disconnect the USB cable from the PC to prevent a fire.14 When disconnecting the USB cable grasp the plug: do not pull the cable.15 Do not clean this unit with chemical solvents; this might damage the finish. Use a clean, dry cloth.16 Do not attempt to modify or fix this unit. Contact qualified Yamaha service personnel when any service is needed. 17 Condensation will form when the surrounding temperature changes suddenly. Disconnect the USB cable from the PC, then leave this unit alone.18 When using this unit for a long time, this unit may become warm. Disconnect the cables, then leave this unit alone for cooling.19 To prevent damage by lightning, keep the USB cable disconnected during a lightning storm.20 Always turn down the volume to the minimum level before using this unit.CAUTION: READ THIS BEFORE OPERATING YOUR UNIT.WARNINGTO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE.WARNINGThis is a class B product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures.