Roland JX-305 Owner's Manual page 2

Used for instructions intended to alert
the user to the risk of death or severe
injury
improperly.
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.
• Before using this unit, make sure to read the
instructions below, and the Owner's Manual.
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• Do not open (or modify in any way) the unit or its
AC adaptor.
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• 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
"Information" page.
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• Never use or store the unit in places that are:
• 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
• Humid; or are
• Dusty; or are
• Subject to high levels of vibration.
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• This unit should be used only with a rack or stand
that is recommended by Roland.
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• When using the unit with a rack or stand recom-
mended by Roland, the rack or stand must be careful-
ly placed so it is level and sure to remain stable. If not
using a rack or 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.
2
should the unit be
The symbol alerts the user to important instructions
or warnings.The specific meaning of the symbol is
determined by the design contained within the
used
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.
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.
• Be sure to use only the AC adaptor supplied with
the unit. Also, make sure the line voltage at the instal-
lation matches the input voltage specified on the AC
adaptor's body. Other AC adaptors may use a differ-
ent polarity, or be designed for a different voltage, so
their use could result in damage, malfunction, or elec-
tric shock.
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• Avoid damaging the power cord. Do not bend it
excessively, step on it, place heavy objects on it, etc. A
damaged cord can easily become a shock or fire haz-
ard. Never use a power cord after it has been dam-
aged.
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• This unit, either alone or in combination with an
amplifier and headphones or speakers, may be capa-
ble of producing sound levels that could cause perma-
nent hearing loss. Do not operate for a long period of
time at a high volume level, or at a level that is
uncomfortable. If you experience any hearing loss or
ringing in the ears, you should immediately stop
using the unit, and consult an audiologist.
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• Do not allow any objects (e.g., flammable material,
coins, pins); or liquids of any kind (water, soft drinks,
etc.) to penetrate the unit.