Lenovo Ideapad E490 - Serial Number and UUID Management

Table 7. Major FRUs
No. FRU descriptions
Self-service
CRU
Optional service
CRU
1
LCD unit
No No
2
Keyboard No Yes
3
Keyboard bezel assembly No No
4
Thermal fan assembly No No
5
I/O card No Yes
6
I/O card cable
No Yes
7
M.2 solid-state drive retainer
*
No Yes
8 9
M.2 solid-state drive
*
No Yes
10
M.2 solid-state drive bracket
*
No Yes
11
Thermal pad
*
No No
12
Fingerprint reader card
*
No No
13
Fingerprint reader card bracket
*
No No
14
Fingerprint reader card cable
*
No No
15
Hard disk drive
*
No Yes
16
Hard disk drive cable
*
No Yes
17
Base cover assembly No Yes
18
Built-in battery No No
19
Coin-cell battery
No No
20
Speaker assembly
No Yes
21
System board
No No
22
USB bracket
No No
23
Memory module No Yes
24
Wireless LAN card No Yes
25
Trackpad cable No No
26
Trackpad No No
27
TrackPoint cap Yes No
a
Lenovo factory recovery USB key
*
No No
b
Miscellaneous parts kits No No
c
Power cord Yes No
d
ac power adapter Yes No
*
for selected models
Note: The Lenovo factory recovery USB key
a is used to restore the Microsoft Windows operating system. It might
not come with the computer, and a user might order it from
https://www.lenovo.com/lenovorecovery, though additional
shipping and handling fees might apply.
Chapter 6. Locations 51