Casio CTK240ES1A User Manual download pdf (Page 36)

E-34

Operating Precautions

Be sure to read and observe the following operating precautions.

■ Location

Avoid the following locations for this product.

• Areas exposed to direct sunlight and high humidity

• Areas subjected to temperature extremes

• Near a radio, TV, video deck, or tuner

The above devices will not cause malfunction of the product, but the product can cause interference in the

audio or video of a nearby device.

■ User Maintenance

• Never use benzine, alcohol, thinner, or other chemical agents to clean the product.

• To clean the product or its keyboard, wipe with a soft cloth moistened in a weak solution of water and a mild

neutral detergent. Wring all excess moisture from the cloth before wiping.

■ Included and Optional Accessories

Use only accessories that are specified for use with this product. Use of unauthorized accessories creates the

risk of fire, electric shock, and personal injury.

■ AC Adaptor Handling Precautions

• Use a power outlet that is easily accessible so you can unplug the AC adaptor when a malfunction occurs or

whenever else you need to do so.

• The AC adaptor is intended for indoor use only. Do not use it where it might be exposed to splashing or

moisture. Do not place any container, such as a flower vase, that contains liquid on the AC adaptor.

• Store the AC adaptor in a dry place.

• Use the AC adaptor in an open, well-ventilated area.

• Never cover the AC adaptor with newspaper, a table cloth, a curtain, or any other similar item.

• Unplug the AC adaptor from the power outlet if you do not plan to use the product for a long time.

• Never try to repair the AC adaptor or modify it in any way.

• AC adaptor operating environment

Temperature: 0 to 40°C

Humidity: 10% to 90% RH

• Output polarity: &

■ Weld Lines

Lines may be visible on the exterior of the product. These are “weld lines” that result from the plastic molding

process. They are not cracks or scratches.

■ Musical Instrument Etiquette

Always be aware of others around you whenever using this product. Be especially careful when playing late at

night to keep the volume at levels that do not disturb others. Other steps you can take when playing late at

night are closing windows and using headphones.

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Casio CTK240ES1A User Manual Page 36