Yamaha IF2112/AW Manuel du propriétaire - Page 2
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PLEASE READ CAREFULLY BEFORE PROCEEDING
* Please keep this manual in a safe place for future reference.
CAUTION
Always follow the basic precautions listed below to avoid the possibility of physical injury to you or
others, or damage to the device or other property. These precautions include, but are not limited to, the
following:
Location
• If you use a stand, make sure to observe the following
precautions in order to avoid toppling the device or causing
damage to the internal components.
- Check the stand's specifications and make sure that it is sturdy
enough to support the weight of the speaker.
- Mount only one speaker on each speaker stand.
- Use the supplied screws if included.
- Tighten fastening screws securely.
- Use the speaker stands with their legs fully opened.
- Use the stand at a height of less than 140cm.
- Add weight such as sand bags around the stand legs to prevent
them from falling over.
- Remove the speakers from the stands before moving the stands
or adjusting their height.
- Limit the number of people around the placed stand.
• Always consult qualified Yamaha service personnel if the
device installation requires construction work, and make sure
to observe the following precautions.
- Choose mounting hardware and an installation location that can
support the weight of the device.
- Avoid locations that are exposed to constant vibration.
- Make sure to use the specified hardware.
- Inspect the device periodically.
• When transporting or moving the device, always use two or
more people. Attempting to lift the device by yourself may
damage your back, result in other injury, or cause damage to
the device itself.
• Before moving the device, remove all connected cables.
• Do not expose the device to excessive dust or vibrations, or
extreme cold or heat (such as in direct sunlight, near a heater,
or in a car during the day) to prevent the possibility of panel
disfiguration or damage to the internal components.
• Do not place the device in an unstable position where it might
accidentally fall over.
PRECAUTIONS
• Before connecting the device to other devices, turn off the
• Use only speaker cables for connecting speakers to the
• When choosing a power amplifier to use with your speakers,
• When turning on the AC power in your audio system, always
• Do not operate this device at high volume levels or at a level
* Illustrations herein are for explanatory purposes only, and may
* Company names and product names herein are trademarks or
For details on signal processor settings when driving speakers
with the use of multiple power amplifiers, please refer to the web
site below.
Yamaha Pro Audio global web site
http://www.yamahaproaudio.com/
(6)-1
Connections
power for all devices. Before turning the power on or off for all
devices, set all volume levels to minimum.
speaker jacks. Use of other types of cables may result in fire.
Handling caution
make sure that its power output matches the speakers' power
capacity (refer to the Specifications on page 14).
Even if the amplifier's power output is lower than the speakers'
power capacity, the speakers may be damaged when
clipping of a high input signal occurs. The following may
cause damage to speakers:
- Feedback caused when using a microphone.
- Continuous high sound pressure level produced by electronic
instruments.
- Continuous high-power output of distorted signals.
- Popping noises caused by turning on equipment, or by
connecting or disconnecting system components while the
amplifier is turned on.
turn on the power amplifier LAST, to avoid speaker damage.
When turning the power off, the power amplifier should be
turned off FIRST for the same reason.
that is uncomfortable, since it is capable of producing sound
levels that could cause permanent hearing loss. If you
experience any discomfort or ringing in the ears, or suspect
an hearing loss, you should consult an audiologist.
Yamaha cannot be held responsible for damage caused
by improper use or modifications to the device.
not match actual appearance during operation.
registered trademarks of their respective companies.