Lenovo Personal Computer 4155 Bedienungsanleitung PDF herunterladen (Seite 142)

3.Disconnectthefanassemblycablefromthesystemboard.See“Locatingpartsonthesystemboard

”onpage113.

4.Thefanassemblyisattachedtothechassisbyfourrubbermounts.Carefullyremovethefourrubber

mountsbybreakingthemorcuttingthemwithscissorsandthenremovethefanassemblyoutof

thechassis.

5.Installthenewfanassemblybyaligningthefourrubbermountsofthefanassemblywiththeholeson

thechassisandpushtherubbermountsthroughtheholes.

6.Pullonthetipsoftherubbermountsuntilthefanassemblyisinplace.

7.Dependingonwhichfanassemblyyouarereplacing,reconnectthefanassemblycabletotheadapter

cardfanassemblyconnectorortherearfanassemblyconnectoronthesystemboard.See“Locating

partsonthesystemboard”onpage113.

8.Goto“CompletingtheFRUreplacement”onpage108.

Replacingthefrontpanelconnectorsassembly

Attention

Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”

intheThinkStationSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkStation

SafetyandWarrantyGuide,goto:

http://www.lenovo.com/support.

Thissectionprovidesinstructionsonhowtoreplacethefrontpanelconnectorsassembly.

1.Removethecomputercover.See“Removingthecover”onpage78.

2.Removethefrontbezel.See“Removingthefrontbezel”onpage82.

3.Locatethefrontpanelconnectorsassembly.

4.Accesssystemboardcomponents.

5.Disconnectthefrontaudio,frontUSB,auxiliaryLED,andIEEE1394cablesfromthesystemboard

andnotethecablesrouting.

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Lenovo Personal Computer 4155 Bedienungsanleitung Seite 142