Yamaha RX-V557 User Manual

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CAUTION: READ THIS BEFORE OPERATING YOUR UNIT.
1 To assure the finest performance, please read this 
manual carefully. Keep it in a safe place for future 
reference.
2 Install this sound system in a well ventilated, cool, 
dry, clean place – away from direct sunlight, heat 
sources, 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 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 from cold to hot, and do not locate this unit 
in a 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 plug in this unit to a wall outlet until all 
connections are 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 cord from the wall 
outlet, grasp the plug; do not pull the cord.
11 Do not clean this unit with chemical solvents; this 
might 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 specified 
is dangerous and may cause fire, damage to this 
unit, and/or personal injury. YAMAHA will not be 
held responsible for any damage resulting from use 
of this unit with a voltage other than specified.
13 To prevent damage by lightning, disconnect the 
power cord from the wall outlet during an electrical 
storm.
14 Do not attempt to modify or fix this unit. Contact 
qualified YAMAHA service personnel when any 
service is needed. The cabinet 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 wall outlet.
16 Be sure to read the “TROUBLESHOOTING” section 
on common operating errors before concluding that 
this unit is faulty.
17 Before moving this unit, press STANDBY/ON to set 
this unit in the standby mode, and disconnect the 
AC power plug from the wall outlet.
For U.K. customers
If the socket outlets in the home are not suitable for the 
plug supplied with this appliance, it should be cut off and 
an appropriate 3 pin plug fitted. For details, refer to the 
instructions described below.
The plug severed from the mains lead must be destroyed, as a 
plug with bared flexible cord is hazardous if engaged in a live 
socket outlet.
Special Instructions for U.K. Model
CAUTION: READ THIS BEFORE OPERATING YOUR UNIT.
WARNING
TO REDUCE THE RISK OF FIRE OR ELECTRIC 
SHOCK, DO NOT EXPOSE THIS UNIT TO RAIN 
OR MOISTURE.
This unit is not disconnected from the AC power 
source as long as it is connected to the wall outlet, even 
if this unit itself is turned off. This state is called the 
standby mode. In this state, this unit is designed to 
consume a very small quantity of power.
Note
IMPORTANT
THE WIRES IN MAINS LEAD ARE COLOURED IN 
ACCORDANCE WITH THE FOLLOWING CODE:
Blue: NEUTRAL
Brown: LIVE
As the colours of the wires in the mains lead of this 
apparatus may not correspond with the coloured 
markings identifying the terminals in your plug, 
proceed as follows:
The wire which is coloured BLUE must be connected 
to the terminal which is marked with the letter N or 
coloured BLACK. The wire which is coloured 
BROWN must be connected to the terminal which is 
marked with the letter L or coloured RED.
Making sure that neither core is connected to the earth 
terminal of the three pin plug.