Epson L-4533A/L-4533AW/L-4033A/L-4033AW Maintenance Guide Before Inspections 5 Warning Except as instructed in the manual, do not touch any other parts inside this product. Electric shock or burns could occur. Do not insert or drop any metallic or flammable objects into this product through the openings. Electric shock or fire could occur. Do not use this product if foreign substances, water, or other liquids have entered the product. Electric shock or fire could occur. Turn OFF the breaker on the back of the main unit immediately, and then contact service support.