No.FRUdescriptions
Self
service
CRU
Optional
CRU
1
LCDunit(see“LCDFRUs”onpage49)
NoNo
2
KeyboardNoYes
3
KeyboardbezelassemblyNoNo
4
Thermalfan
NoNo
5
Systemboardassembly
NoNo
6
Coin-cellbattery
NoYes
7
MemorymoduleNoYes
8
M.2solid-statedriveNoYes
9
BasecoverassemblyNoNo
10
BatteryNoNo
11
BottomcoverNoYes
12
WirelessLANcardNoYes
13
BracketfortheEthernetconnectorandUSBconnector
NoNo
14
Bracketforthedc-inconnector
NoNo
15
dc-inconnectorNoNo
16
MediacardreaderboardNoNo
a
LenovofactoryrecoveryUSBkey*
NoNo
b
Lenovorecoverydiscset*NoNo
c
Screwkitsandmiscellaneousparts
NoNo
d
PowercordYesNo
e
acpoweradapterYesNo
Note:TheLenovofactoryrecoveryUSBkeyaandtheLenovorecoverydiscsetbareusedtorestorethe
MicrosoftWindowsoperatingsystem.Theymightnotcomewiththecomputer,andausermightorderthem
fromhttp://www.lenovo.com/lenovorecovery,thoughadditionalshippingandhandlingfeesmightapply.
4811e4thGenandY oga11e4thGenHardwareMaintenanceManual