What are the important electrical safety precautions for this printer?

Always use a grounded electrical outlet when connecting the product to a power source, and check with a qualified electrician if you are unsure whether the outlet is grounded. Do not touch the contacts on any of the sockets on the product, and replace damaged cords immediately. Unplug the product from wall outlets before cleaning, and do not install or use the product near water or when you are wet. (Page 13)