result in a fire or electric shock). Do not place anything heavy on the unit. To ensure proper ventilation and proper operation, never cover or block the slots and openings with a cloth or other material. Keep the unit away from an open flame such as fire, candle etc. Replacing the battery incorrectly is hazardous. Replace the bat- tery only with the same or equivalent type. In order to protect the environment, please dispose the battery properly. Do not use the unit in temperatures higher than 95 degrees Fahrenheit or 35 de- grees Celsius.
4.Disassembly
Do not attempt to disassemble the unit’s case. There is a risk of electric shock and/or exposure to Laser Radiation. Contact quali- fied service personnel if your system needs repair.
5. Cleaning Unit
When cleaning, make sure the system is unplugged from the power source. Do not use liquid cleaners or aerosol cleaners. Use a cloth lightly dampened with water for cleaning the exterior of the system only.
6.Disc
Do not use irregularly shaped discs such as heart or
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