Electrical current safety informationDANGERElectric current from power, telephone, and communication cables is hazardous.To avoid a shock hazard:v Do not use your computer during a lightning storm.v Do not connect or disconnect any cables or perform installation, maintenance, orreconfiguration of this product during an electrical storm.v Connect all power cords to a properly wired and grounded electrical outlet.v Connect to properly wired outlets any equipment that will be attached to this product.v Whenever possible, use one hand only to connect or disconnect signal cables.v Never turn on any equipment when there is evidence of fire, water, or structural damage.v Disconnect the attached power cords, battery pack, and all the cables before you open thedevice covers, unless instructed otherwise in the installation and configuration procedures.v Do not use your computer until you have closed the cover. Never use the computer whenthe cover is open.Chapter 7. Safety, use, and care information 99