PRECAUTIONS
4 UR12 Getting Started
English
PRECAUTIONS
PLEASE READ CAREFULLY
BEFORE PROCEEDING
Please keep this manual in a safe place for
future reference.
WARNING
Always follow the basic precautions
listed below to avoid the possibility of
serious injury or even death from
electrical shock, short-circuiting,
damages, fire or other hazards. These
precautions include, but are not limited
to, the following:
Do not open
• This device contains no user-serviceable parts.
Do not open the device or attempt to
disassemble the internal parts or modify them in
any way. If it should appear to be malfunctioning,
discontinue use immediately and have it
inspected by qualified Yamaha service
personnel.
Water warning
• Do not expose the device to rain, use it near
water or in damp or wet conditions, or place on it
any containers (such as vases, bottles or
glasses) containing liquids which might spill into
any openings. If any liquid such as water seeps
into the device, immediately unplug the USB
cable from the computer. Then have the device
inspected by qualified Yamaha service
personnel.
• Never insert or remove a USB cable with wet
hands.
Fire warning
• Do not put burning items, such as candles, on
the unit. A burning item may fall over and cause a
fire.
If you notice any abnormality
• When one of the following problems occur,
immediately unplug the USB cable from the
computer. Then have the device inspected by
Yamaha service personnel.
- It emits unusual smells or smoke.
- Some object has been dropped into the device.
- There is a sudden loss of sound during use of
the device.
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
• Do not place the device in an unstable position
where it might accidentally fall over.
• Do not place the device in a location where it
may come into contact with corrosive gases or
salt air. Doing so may result in malfunction.
• Before moving the device, remove all connected
cables.
Connections
• Before connecting the device to other devices,
immediately unplug the USB cable from the
computer. Before turning the power on or off for
all devices, set all volume levels to minimum.
Maintenance
• Remove the USB cable from a computer when
cleaning the device.
Handling caution
• Do not rest your weight on the device or place
heavy objects on it, and avoid use excessive
force on the buttons, switches or connectors.
• Do not use the device/speakers or headphones
for a long period of time at a high or
uncomfortable volume level, since this can cause
permanent hearing loss. If you experience any
hearing loss or ringing in the ears, consult a
physician.
Yamaha cannot be held responsible for damage
caused by improper use or modifications to the
device, or data that is lost or destroyed.
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