66 Sett ing Up and Usi ng Your Comput erw w w . d e l l . c o m | s u p p o r t . d e l l . c o m Surge ProtectorsSurge protectors and power strips equipped with surge protection help toprevent damage to your computer from voltage spikes that can occur duringelectrical storms or following power interruptions. The level of protection isusually commensurate with the cost of the surge protector. Some surgeprotector manufacturers include warranty coverage for certain types ofdamage. Dell recommends that you carefully read the device warranty whenchoosing a surge protector. Compare joule ratings to determine the relativeeffectiveness of different devices.NOTICE: Most surge protectors do not protect against lightning strikes. Dellrecommends that you disconnect your computer from the electrical outlet whenlightning occurs in your area.NOTICE: Surge protectors do not protect against power fluctuations or powerinterruptions.Power surges on telephone lines can damage modems. Dell recommendsthat you disconnect the telephone line from the telephone wall jack duringelectrical storms. Many surge protectors have a telephone jack for modemprotection. See the surge protector documentation for modem connectioninstructions.NOTICE: Network adapter protection is not available on surge protectors.Dell recommends that you disconnect the network cable from the network walljack 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. Line conditioners can cost up to several hundred dollars more thansurge protectors.Uninterruptible Power Supply DevicesNOTICE: Loss of power while data is being saved to the hard drive may resultin data loss or file damage.1H018bk3.book Page 66 Monday, October 14, 2002 2:26 PM
