Dell XPS ONE MTG Owner's Manual

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Contents

Dell XPS ONE MTG Owner's Manual Manual pdf 28 page image

28 Setting Up Your ComputerPower Protection DevicesSeveral devices are available to protect against power fluctuations andfailures:• Surge protectors• Line conditioners• Uninterruptible power supplies (UPS)Surge ProtectorsSurge protectors and power strips equipped with surge protection helpprevent damage to your computer from voltage spikes that can occur duringelectrical storms or after power interruptions. Some surge protectormanufacturers include warranty coverage for certain types of damage.Carefully read the device warranty when choosing a surge protector. A devicewith a higher joule rating offers more protection. Compare joule ratings todetermine the relative effectiveness of different devices.NOTICE: Most surge protectors do not protect against power fluctuations orpower interruptions caused by nearby lightning strikes. Disconnect the networkcable from the network wall jack during electrical storms.Line ConditionersNOTICE: Line conditioners do not protect against power interruptions.Line conditioners are designed to maintain AC voltage at a fairly constantlevel.Uninterruptible Power SuppliesNOTICE: Loss of power while data is being saved to the hard drive may result indata loss or file damage.NOTE: To ensure maximum battery operating time, connect only your computer to aUPS. Connect other devices, such as a printer, to a separate power strip thatprovides surge protection.A UPS protects against power fluctuations and interruptions. UPS devicescontain a battery that provides temporary power to connected devices whenAC power is interrupted. The battery charges while AC power is available. See