Lenovo B5400 Notebook - Manual (Page 45)

Appendix A. CRU instructions
39
6 Remove the wireless LAN card .
7 Install the new wireless LAN card.
8 Reinstall and tighten the screw.
9 Reconnect the two wireless LAN cables (one black, one white).
0 Reinstall the bottom slot cover and tighten the screws.
A Reinstall the battery pack. For details, see “Replacing the battery pack” on
page 28.
B Turn the computer over again. Reconnect the AC power adapter and the
cables to the computer.
Note: When installing or reinstalling the wireless LAN card, make sure to plug the black
cable into the jack labeled AUX and the white cable into the jack labeled MAIN.
e
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