Setting Up Your Computer 233 Attach the USB printer cable to the USB connectors on the computer and the printer.The USB connectors fit only one way.Power Protection DevicesSeveral devices are available to protect against power fluctuations and failures:• Surge protectors• Line conditioners• Uninterruptible power supplies (UPS)Surge ProtectorsSurge protectors and power strips equipped with surge protection help to prevent damage to yourcomputer from voltage spikes that can occur during electrical storms or following powerinterruptions. The level of protection is usually commensurate with the cost of the surge protector.Some surge protector manufacturers include warranty coverage for certain types of damage.Carefully read the device warranty when choosing a surge protector. A device with a higher joulerating offers more protection. Compare joule ratings to determine the relative effectiveness ofdifferent devices.NOTICE: Most surge protectors do not protect against power fluctuations or power interruptionscaused by nearby lightning strikes. When lightning occurs in your area, disconnect the telephone linefrom the telephone wall jack and disconnect your computer from the electrical outlet.USB printercableUSB connector oncomputerUSB connectoron printer