Lenovo x3650 M4 BD 5466 - Page 255

Step6.RemoveallPCIriser-cardassembliesandadapters(see“RemovingaPCIriser-cardassembly”on
page197
,“RemovinganadapterfromthePCIriser-cardassembly”onpage168and“Removinga
ServeRAIDadapterfromthePCIriser-cardassembly”onpage180.
Step7.Removetheairbaffle(see“Removingtheairbaffle”onpage249).
Step8.Removeallheatsinksandmicroprocessors,andsetthemasideonastatic-protectivesurfacefor
reinstallation(see“Removingamicroprocessorandheatsink”onpage228.
Notes:
1.Besuretokeeptheheatsinkandmicroprocessorfromeachmicroprocessorsocketoftheold
systemboardtogethersothatyoucaninstallthemonthenewsystemboardtogether.For
example,whenyouremovetheheatsinkandmicroprocessorfrommicroprocessorsocket1of
theoldsystemboard,installthembothonthesamesocketonthenewsystemboard.
2.Useanalcoholwipetoremoveanythermalgreasefromthetabsonthemicroprocessor
bracketframeontheoldsystemboard.
Step9.RemoveallDIMMs,andplacethemonastatic-protectivesurfaceforreinstallation(see“Removing
amemorymodule”onpage177
).
Important:MakeanoteofthelocationofeachDIMMasyouremoveit,sothatyoucanlater
reinstallitinthesameconnector.
Step10.Removethesystembattery(see“Removingthesystembattery”onpage200).
Step11.RemovetheUSBembeddedhypervisorflashdevice(see“RemovingaUSBembeddedhypervisor
flashdevice”onpage188
.
Step12.Disconnectallcablesfromthesystemboard.Makealistofeachcableasyoudisconnectit;you
canthenusethisasachecklistwhenyouinstallthenewsystemboard(see“Internalcablerouting”
onpage151
and“System-boardinternalconnectors”onpage23formoreinformation).
Step13.Loosentheninescrewsthatsecurethesystemboardtothechassis.
Chapter6.Removingandreplacingcomponents241