Lenovo ThinkServer TD340 - Chapter 7. Troubleshooting and Diagnostics; Troubleshooting Procedure; Viewing the Status and Diagnostic LEDs; Using a Diagnostic Program

10.Installthefourscrewstosecurethenewheatsinkandfanassembly1onthesystemboard.Itis
recommendedthatyoucarefullyinstallthefourscrewsusingthefollowingmethodtoavoidanypossible
damagetothesystemboard.
a.Partiallytightenscrew1,thenfirmlytightenscrew3,andthenreturntoscrew1andfirmlytighten
it.Donotover-tightenthescrews.
b.Partiallytightenscrew2,thenfirmlytightenscrew4,andthenreturntoscrew2andfirmlytighten
it.Donotover-tightenthescrews.
Figure129.Installingthescrewstosecuretheheatsinkandfanassembly1
11.Connecttheheatsinkandfanassembly1cabletothemicroprocessor1fanconnectoronthesystem
board.See“Systemboardcomponents”onpage48
.
Note:Iftheheatsinkandfanassembly1cableislong,looselywrapit.
12.Ifyouareinstructedtoreturntheoldheatsinkandfanassembly1,followallpackaginginstructionsand
useanypackagingmaterialsthataresuppliedtoyouforshipping.
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletethereplacement,goto“Completingthepartsreplacement”onpage200
.
Replacingthesystemboardbattery
Attention:Donotopenyourserverorattemptanyrepairbeforereadingandunderstanding“Safetyinformation”
onpageiiiand“Guidelines”onpage83.
Thistopicprovidesinstructionsonhowtoreplacethesystemboardbattery.
Yourserverhasaspecialtypeofmemorythatmaintainsthedate,time,andconfigurationinformationfor
built-infeatures.Thesystemboardbatterykeepstheinformationactivewhenyouturnofftheserver.The
systemboardbatterynormallyrequiresnochargingnormaintenancethroughoutitslife;however,nobattery
Chapter6.Installing,removing,orreplacinghardware191