User's Manual

7.Installtheretainerbracketonthenewdiskettedriveorcardreader.
8.Disconnectthesignalcablefromthefailingdiskettedriveorcardreaderandconnectittothenewdrive.
9.Slidethenewdiskettedriveorcardreaderintothedrivebayuntilitsnapsintoposition.
10.Connectthediskettedrivecabletothediskettedriveconnectoronthesystemboard.Ifyouare
installingacardreader,connectittothecardreaderconnectoronthesystemboard.See“Locating
partsonthesystemboard”onpage113
.
11.Reinstalltheharddiskdrivefanbracketifremoved.
12.Reinstallthefrontbezel.
13.Goto“CompletingtheFRUreplacement”onpage108.
Replacingthefrontandrearfanassemblies
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkStationSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkStation
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support.
Thissectionprovidesinstructionsonhowtoreplacethefrontandrearfanassemblies.
1.Removethecomputercover.See“Removingthecover”onpage78.
2.Locatethefanassemblythatyouwanttoreplace.Yourcomputerhasonefrontfanassemblyandone
rearfanassembly.See“Locations”onpage79.
Chapter11.ReplacingFRUs(Type4155,4158,4218)133