Lenovo Z580 - Manual (Page 53)

Appendix A. CRU instructions
49
Replacing the wireless LAN card - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
To replace the wireless LAN card, do the following:
1 Turn off the computer; then disconnect the AC adapter and all cables
from the computer.
2 Close the computer display, and then turn the computer over.
3 Remove the battery pack.
4 Remove the Optical drive/Hard disk drive/Memory/Central processing
unit/Mini PCI Express Card slot compartment cover.
5 Disconnect the two wireless LAN cables (one black, one white) .
6 Remove the screw that secures the wireless LAN card .
a
1
b
2