Roland A-300PRO Electronic Keyboard User Manual


 
3
USING THE UNIT SAFELY
002c
Do not open (or modify in any way) the unit or its
AC adaptor.
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003
Do not attempt to repair the unit, or replace parts
within it (except when this manual provides specific
instructions directing you to do so). Refer all
servicing to your retailer, the nearest Roland Service
Center, or an authorized Roland distributor, as
listed on the separate sheet titled “Information.”
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007
Make sure you always have the unit placed so it is
level and sure to remain stable. Never place it on
stands that could wobble, or on inclined surfaces.
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004
Never install the unit in any of the following locations.
Subject to temperature extremes (e.g., direct
sunlight in an enclosed vehicle, near a heating
duct, on top of heat-generating equipment); or are
Damp (e.g., baths, washrooms, on wet floors); or are
•Exposed to steam or smoke; or are
•Subject to salt exposure; or are
•Humid; or are
Exposed to rain; or are
•Dusty or sandy; or are
Subject to high levels of vibration and shakiness.
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008b
Use only the specified AC adaptor (sold separately),
and 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.
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About WARNING and CAUTION Notices
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 eects 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 specic 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 specic 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 specic 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.
About the Symbols
ALWAYS OBSERVE THE FOLLOWING
008e
Use only the attached power-supply cord. Also,
the supplied power cord must not be used with
any other device.
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009
Do not excessively twist or bend the power cord,
nor place heavy objects on it. Doing so can
damage the cord, producing severed elements
and short circuits. Damaged cords are fire and
shock hazards!
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011
Do not allow any objects (e.g., flammable material,
coins, pins); or liquids of any kind (water, soft
drinks, etc.) to penetrate the unit.
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012b
Immediately turn the power off, remove the AC
adaptor from the outlet, and request servicing by
your retailer, the nearest Roland Service Center, or
an authorized Roland distributor, as listed on the
separate sheet titled “Information” when:
The AC adaptor, the power-supply cord, or the
plug has been damaged; or
If smoke or unusual odor occurs
Objects have fallen into, or liquid has been
spilled onto the unit; or
The unit has been exposed to rain (or otherwise
has become wet); or
The unit does not appear to operate normally or
exhibits a marked change in performance.
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013
In households with small children, an adult should
provide supervision until the child is capable of
following all the rules essential for the safe
operation of the unit.
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A-300_500_800C_e.book 3 ページ 2010年2月22日 月曜日 午後9時13分