Lenovo ThinkCentre E73 - Looking up FRU Information

Notes:
•Self-serviceCRUs:TheseCRUsunplugoraresecuredbynomorethantwoscrews.Examplesof
thesetypesofCRUsincludethekeyboard,themouse,anyUSBdevice,andthepowercord.Other
self-serviceCRUsdependingonproductdesignmightincludememorymodules,adaptercards,hard
diskdrives,andopticaldrives.
•Optional-serviceCRUs:TheseCRUsareisolatedpartswithinthecomputerandareconcealedbyan
accesspanelthatistypicallysecuredbymorethantwoscrews.Oncetheaccesspanelisremoved,the
specicCRUisvisible.
NumberFRUdescription
Self-serviceCRUOptional-serviceCRU
1
PowersupplyassemblyNoYes
2
MicroprocessorNoYes
3
MemorymodulesYesNo
4
Opticaldrive(availableinsomemodels)
YesNo
5
FrontWi-Fiantenna(availableinsomemodels)
NoYes
6
FrontbezelYesNo
7
FrontaudioandUSBassembly
NoYes
8
Slimcardreader(availableinsomemodels)
NoYes
9
ThermalsensorNoYes
10
Frontfanassembly
NoYes
11
HarddiskdriveNoYes
12
BatteryYesNo
13
Systemboard
NoNo
14
Wi-Fiadaptercard(availableinsomemodels)
NoYes
15
Wi-Ficardmodule(availableinsomemodels)
NoYes
16
RearWi-Fiantenna(availableinsomemodels)
YesNo
17
PeripheralComponentInterconnect(PCI)Express
card(availableinsomemodels)
YesNo
18
Heatsinkandfanassembly
YesNo
19
KeyboardYesNo
20
MouseYesNo
LookingupFRUinformation
FordetailedFRUinformation,suchastheFRUpartnumbersandsupportedcomputermodels,goto:
http:/www.lenovo.com/serviceparts-lookup
78ThinkCentreE73HardwareMaintenanceManual