Lenovo ThinkCentre M600 Hardware Maintenance Manual page 109

Figure 44. Removing the front Wi-Fi antenna
5. Peel off the paper that protects the stickers on bottom of the new front Wi-Fi antenna.
Figure 45. Peeling off the paper that protects the sticker
6. Align the two small columns on the bottom of the front Wi-Fi antenna with the two holes in the hard disk
drive bracket as shown. Then, stick the front Wi-Fi antenna onto the hard disk drive bracket.
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Chapter 9 Installing or replacing hardware
103