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4
USING THE UNIT SAFELY
Do not disassemble or modify
002c
Do not open (or modify in any way) the unit or its
AC adaptor.
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Do not repair or replace parts
003
Never attempt to repair this device or replace
parts. If repair or part replacement should become
necessary, you must contact your dealer or a
Roland service center.
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Do not use or store in the following types of
locations
004
• Locations of extremely high temperature (such as
in direct sunlight, near heating equipment, or on
a device that generates heat)
• Near moisture (such as in a bathroom, near a
sink, or on a wet floor) or in locations of high
humidity
• Locations exposed to rain
• Locations of excessive dust
• Locations subject to heavy vibration
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Use only a stand that is recommended
005
This unit should be used only with a stand that is
recommended by Roland.
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Do not place in an unstable location
006
When using the unit with a stand recommended by
Roland, the stand must be carefully placed so it is
level and sure to remain stable. If not using a
stand, you still need to make sure that any location
you choose for placing the unit provides a level
surface that will properly support the unit, and
keep it from wobbling.
...............................................................................................................
Connect the AC adaptor to an outlet of the correct
voltage
008c
Be sure to use only the AC adaptor supplied with
the unit. Also, make sure the line voltage at the
installation matches the input voltage specified on
the AC adaptor’s body. Other AC adaptors may
use a different polarity, or be designed for a
different voltage, so their use could result in
damage, malfunction, or electric shock
...............................................................................................................
Use only the included power cord
008e
You must use only the power cord included with the
device. Do not use the included power cord with
any other device.
...............................................................................................................
Do not bend the power cord or place heavy
objects on it
009
Do not bend the power cord excessively, or place
heavy objects on the power cord. Doing so will
damage the power cord, and may cause short
circuits or faulty connections, possibly resulting in
fire or electrical shock.
...............................................................................................................
Avoid extended use at high volume
010
This device, either by itself or used in conjunction
with headphones, amps, and/or speakers, is
capable of producing volume levels that can cause
permanent hearing damage. If you experience
impaired hearing or ringing in your ears, immedi-
ately stop using the device and consult a medical
specialist.
...............................................................................................................
Do not insert foreign objects
011
Never allow foreign objects (flammable objects,
coins, wires, etc.) to enter this device.
This can cause short circuits or other malfunctions.
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Used for instructions intended to alert the
user to the risk of injury or material
damage should the unit be used
improperly.
* Material damage refers to damage or
other adverse effects caused with
respect to the home and all its
furnishings, as well to domestic animals
or pets.
Used for instructions intended to alert the
user to the risk of death or severe injury
should the unit be used improperly.
The ● symbol alerts the user to things that must be
carried out. The specific thing that must be done is
indicated by the design contained within the circle. In
the case of the symbol at left, it means that the power-
cord plug must be unplugged from the outlet.
The symbol alerts the user to important instructions or
warnings.The specific meaning of the symbol is
determined by the design contained within the triangle.
In the case of the symbol at left, it is used for general
cautions, warnings, or alerts to danger.
The symbol alerts the user to items that must never
be carried out (are forbidden). The specific thing that
must not be done is indicated by the design contained
within the circle. In the case of the symbol at left, it
means that the unit must never be disassembled.
RD-300GX_e.book 4 ページ ２００８年２月１４日 木曜日 午後１時２６分