Boss Audio Systems ME-50B owner manual

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.

•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” sheet.

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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

•Exposed to rain; or are

•Dusty; or are

•Subject to high levels of vibration.

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•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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•Use only the specified AC adaptor (PSA series), 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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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.

•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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•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.

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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.

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•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 “Information” sheet when:

•The AC adaptor or the power-supply cord 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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