Boss Audio BV7949B User Manual - Page 3

33 2 PRECAUTION CAUTION WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC RISK OF ELECTRIC SHOCK DO NOT OPEN ! SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. The lightening flash with arrowhead symbol, within an equilateral triangle, is intended the alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert user to ! the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. CLASS 1 LASER PRODUCT Laser product symbol: located on the rear panel of the unit, indicate this player is a class laser product, only use weak laser and no hazardous radiation outside of the unit. 1.Read through this instruction manual before installation and use. 2.Do not open the cover or touch any of the components exposed out of the unit, only for qualified technicians. 3.Do not expose the unit under direct sunlight or nearby objects that radiate heat to avoid damage the unit. 4.Do not place the unit in moist and humid conditions, which effect the pick-up of the unit lead to out of work. 5.Place the unit on a flat surface and ventilative condition. Please ensure the ventilation holes are not covered to avoid overheating and malfunction. 6.Clear the panel and case with soft dry cloth only, do not apply any kind of thinner, alcohol or sprays.