7Troubleshooting ........................................................................................ 81Safety and Usage InformationImportant Health Information and Safety PrecautionsWhen using this product, the safety precautions below must be taken to avoid possible legalliabilities and damages.Retain and follow all product safety and operating instructions. Observe all warnings in theoperating instructions on the product.To reduce the risk of bodily injury, electric shock, fire, and damage to the equipment, observesthe following precautions.ELECTRICAL SAFETYThis product is intended for use when supplied with power from the designated battery or powersupply unit. Other usage may be dangerous and will invalidate any approval given to this product.SAFETY PRECAUTIONS FOR PROPER GROUNDING INSTALLATIONCAUTION: Connecting to improperly grounded equipment can result in an electric shock to your