Lenovo ThinkServer sd350 - Page 116

1.Makesurethedevicesyouareinstallingaresupported.Foralistofsupportedoptionaldevicesforthe
server,seehttp://www.lenovo.com/us/en/serverproven/.
2.Donotinstalltwopowersupplyunitswithdifferentwattages.Relatedinformationisavailablefromthe
following:
•Readthelabelontopcoverformaximumwattageoutputofinstalledpowersupplyunits.Onlyreplacethe
existingunitswiththosewiththesamewattageasmarkedonthelabel.
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•Checktherearofthenodetomakesurethere’snolengthdifferencebetweenthetwoinstalledunits.If
there’svisibledifferenceinlength,itmeansthetwounitscomewithdifferentwattages,andoneofthem
havetobereplaced.Also,errormessagePSU_Mismatchwouldappearinthiscase.
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Statement5
CAUTION:
Thepowercontrolbuttononthedeviceandthepowerswitchonthepowersupplydonotturnoff
theelectricalcurrentsuppliedtothedevice.Thedevicealsomighthavemorethanonepower
cord.Toremoveallelectricalcurrentfromthedevice,ensurethatallpowercordsaredisconnected
fromthepowersource.
100LenovoThinkServersd350ServerType5493,LenovoThinkServern400EnclosureType5495InstallationandServiceGuide