Lenovo ThinkPad E555 - Manual (Page 63)

Table 9. Major FRUs and CRUs
No. FRU description Self-service CRU Optional-service CRU
1 LCD unit No No
2 Keyboard bezel assembly No No
3 Coin-cell battery Yes No
4 Battery pack Yes No
5 Speaker assembly No No
6 Lenovo-OneLink-connector cover Yes No
7 dc-in/USB-connector board with cable No No
8a Optical-drive bay bezel Yes No
8b Optical drive Yes No
9 Small bottom cover Yes No
10 Large bottom cover Yes No
11 Audio connector card with cable No No
12 Hard disk drive assembly or solid-state drive
assembly No Yes
13 Base cover assembly No No
14 Wireless LAN card Yes No
15 Memory module Yes No
16 System board No No
17 Thermal fan No No
18 Keyboard Yes No
19 TrackPoint cap Yes No
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