Lenovo B430 Hardware Maintenance Manual page 57

Table 8. Major FRUs and CRUs
No. FRU description
1
LCD unit
2
Power button sub card
3
Keyboard bezel
4
Card reader
5
Backup battery
6
Wireless LAN card
7
Battery pack
8
RJ45 sub card
9
DC-in connector
10
Optical drive or blank bezel
11
I/O sub card with USB connector and audio jack
12
Small bottom cover
13
Large bottom cover
14
Hard disk drive
15
Speaker assembly
16
Base cover assembly
17
CPU
18
Memory module
19
System board assembly
20
Thermal fan
21
Thermal pipes
22
Dummy cap
23
Keyboard
Self-service CRU Optional-service CRU
No No
No No
No No
No No
Yes No
Yes No
Yes No
No No
No No
Yes No
No No
Yes No
Yes No
Yes No
No No
No No
No No
Yes No
No No
No Yes
No No
No No
No Yes
Chapter 7
51
.
Locations