Using The Unit Safely - Roland VR-50HD Owner's Manual

USING THE UNIT SAFELY

Before using this unit, carefully read the sections entitled "USING THE UNIT SAFELY" and "IMPORTANT NOTES" (p. 4). These sections provide important
information concerning the proper operation of the unit. Additionally, in order to feel assured that you have gained a good grasp of every feature of
your new unit, read Owner's manual in its entirety. This manual should be saved and kept on hand as a convenient reference.
About WARNING and
Used for instructions intended to alert the
user to the risk of death or severe injury
should the unit be used 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.
WARNING
To completely turn off power to the unit, pull out
the plug from the outlet
Even with the power switch turned
off, this unit is not completely
separated from its main source of
power. When the power needs to
be completely turned off, turn off
the power switch on the unit, then pull out the
plug from the outlet. For this reason, the outlet
into which you choose to connect the power
cord's plug should be one that is within easy
reach and readily accessible.
Never obstruct the ventilation holes
Doing so might impede safe
operation.
Do not disassemble or modify by yourself
Do not open (or modify in any way)
the unit or its AC adaptor.
2
CAUTION Notices
ALWAYS OBSERVE THE FOLLOWING
Do not repair or replace parts by yourself
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" sheet.
Do not use or store in the following types of
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.
Do not place in an unstable location
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.
About the Symbols
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.
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.
WARNING WARNING
Use only the supplied AC adaptor and the correct
voltage
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 supplied power cord
Use only the attached power-supply
cord. Also, the supplied power cord
must not be used with any other
device.
Do not bend the power cord or place heavy objects
on it
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!
Avoid extended use at high volume
This unit, either alone or in
combination with an amplifier
and headphones or speakers, may
be capable of producing sound
levels that could cause permanent
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.