Lenovo 20MU, Hardware Maintenance Manual

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Table 6. Major FRUs (continued)
No. FRU descriptions Self-service CRU Optional-service CRU
6 Fingerprint-reader bracket (on some models) No No
7
Fingerprint-reader card (on some models) No No
8 Wireless-LAN/Bluetooth card No Yes
9 Wireless-WAN card/M.2 solid-state drive (on some
models) No Yes
10 2.5-inch HDD/SSD and bracket Yes No
11 M.2 solid-state drive and M.2 solid-state drive adapter (on
some models) Yes No
12 Internal storage drive cable Yes No
13 Removable battery Yes No
14 Nano-SIM card (on some models) Yes No
15 Base cover assembly Yes No
16 Built-in battery No No
17 Speaker assembly No Yes
18 Thermal fan assembly No No
19 System board No No
20 Coin-cell battery Yes No
21 Memory modules Yes No
22 Smart card reader and cable (on some models) No No
23 Keyboard No Yes
24 TrackPoint cap Yes No
a
Miscellaneous parts kits No No
b Power cord Yes No
c
ac power adapter Yes No
d Lenovo factory recovery USB key
*
Yes No
Chapter 7
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