Yamaha DVD-S557 Owner's Manual page 2

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, or cold. In a
cabinet, allow about 2.5cm (1 inch) of free space
all around this unit for adequate ventilation.
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, nor 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 in a location where
foreign objects may fall onto this unit or where
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,
spilling the liquid and causing an 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 excessive 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 Use only the voltage specified on this unit. 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 as
specified.
13 To prevent damage by lightning, disconnect the
power cord from the wall outlet during an
electrical storm.
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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 reason.
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 the unit in standby mode, then disconnect the
AC power plug from the wall outlet.
WARNING
TO REDUCE THE RISK OF FIRE OR ELECTRIC
SHOCK, DO NOT EXPOSE THIS UNIT TO
RAIN OR MOISTURE.
When playing DTS encoded CDs, excessive noise will
be heard from the analog stereo outputs. To avoid
possible damage to the audio system, the consumer
should take proper precautions when the analog
stereo outputs of the player are connected to an
amplification system. To enjoy DTS Digital
Surround™ playback, an external 5.1-channel DTS
Digital Surround™ decoder system must be
connected to the digital output of the player.
LASER SAFETY
This unit employs a laser. Due to possible eye injury,
only a qualified service person should remove the
cover or attempt to service this device.
DANGER
This unit emits visible laser radiation when open.
Avoid direct eye exposure to beam.
When this unit is plugged into a wall outlet, do not
place your eyes close to the opening of the disc tray
and other openings or look inside.