Lenovo ThinkCentre A70z - Installing a System Fan; Replacing the Power Supply Assembly

7.Openthesystemboardshielding.See“Openingthesystemboardshielding”onpage71.
8.Removethetwoscrews,1and2,thatsecurethesystemfantothesystemboardshielding.
9.Liftthesystemfanandsystemfancableawayfromthecomputer.
Installingasystemfan
Toinstallasystemfan,dothefollowing:
1.Openthesystemboardshielding.See“Openingthesystemboardshielding”onpage71.
2.Alignthesystemfanoverthesystemboardshieldingsothatthescrewholesalignwiththemounting
studsinthesystemboardshielding.
3.Installthetwoscrews,1and2,thatsecurethesystemfantothesystemboardshielding.
4.ReconnecttherearI/Oassemblycablestothesystemboard.Reconnectthesystemfancabletothe
rearI/Oassembly.See“Systemboardconnectors”onpage68
.
5.ReinstalltherearI/Oassembly.See“InstallingarearI/Oassembly”onpage93.
6.Installtheinverter.See“Installinganinverter”onpage98.
7.Closethesystemboardshielding.See“Closingthesystemboardshielding”onpage72.
8.ReinstalltherearI/Oshielding.See“InstallingtherearI/Oshielding”onpage74.
9.Goto“CompletingtheFRUinstallation”onpage108.
Replacingthepowersupplyassembly
Attention
Neverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.
Chapter8.ReplacingFRUs101