Table 7. Major FRUs and CRUs
No.
Descriptions
Self-service CRU
Optional-service
CRU
1
LCD unit (see “LCD FRUs” on page 53)
No
No
2
Speaker assembly
No
Yes
3
Power button board with cable
No
No
4
RJ45 cable
No
No
5
RJ45 board
No
No
6
USB cable
No
No
7
USB board
No
Yes
8
Dummy smart card reader*
No
No
9
Smart card reader cable*
No
No
10
Smart card reader*
No
No
11
Wireless WAN card*
Yes
No
12
M.2 2280 solid-state drive*
Yes
No
13
M.2 2242 solid-state drive*
Yes
No
14
Thermal fan
No
No
15
Base cover assembly
Yes
No
16
Nano-SIM-card tray*
Yes
No
17
Built-in battery
No
No
18
Coin-cell battery
Yes
No
19
System board
No
No
20
Hall sensor board with cable
No
No
21
Memory module*
Yes
No
22
NFC antenna*
No
No
23
NFC module*
No
No
24
NFC cable*
No
No
25
Fingerprint reader module*
No
No
26
Fingerprint reader cable*
No
No
27
Trackpad
No
No
28
Trackpad cable
No
No
29
Keyboard bezel assembly
No
No
30
Keyboard
No
Yes
a
Lenovo factory recovery USB key*
Yes
No
b
Miscellaneous parts kits (see “Miscellaneous parts and other
FRUs” on page 55)
No
No
c
Power cord
Yes
No
52
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