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7 Serial number label
13 Product label
8 FCC label
For some models, you need to apply two FCC labels. Check the old base cover; if it has two FCC labels,
apply both to the new base cover.
For the location of each label, refer to the following gures:
For ThinkPad L520 models:
32 4
5
7
8
9
6
13
10
11
12
1
For ThinkPad L420 and L421 models:
1 2 3
5
6
7
8
9
10
11
12
13
4
2050 LCD front bezel
For access, remove these FRUs in order:
• “1010 Battery pack” on page 57
Chapter 8. Removing and replacing a FRU 103