For X23 - IBM ThinkPad X20 Hardware Maintenance Manual

For X23

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3
5
21
6
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11
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14
17
19
No. FRU
1 Hinge cover Bluetooth
Hinge cover 802.11/Non antenna
2 KBD Control Panel (X23)
3 Keyboard FRU
Chapter 3. ThinkPad X20, X21, X22, X23, X24
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2
4
7
9
10
13
15
16
18
20
P/N
46L6540
46L6571
46L6542
117