Lenovo G40-45 Laptop (English) User Guide - Lenovo G40, G50, Z40, Z50 - Page 49

Replacing the wireless LAN card

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Appendix A. CRU instructions Replacing the wireless LAN card To replace the wireless LAN card, do the following: 1 Turn off the computer. Disconnect the AC power adapter and all cables from the computer. 2 Close the computer display and 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 grey) a. 1 Note: The wireless LAN card in select models may have only one cable (black). 43

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Appendix A. CRU instructions
43
Replacing the wireless LAN card
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
To replace
t
he w
i
reless LAN card, do
t
he follow
i
n
g
:
1
T
u
rn off
t
he comp
ut
er. D
i
sconnec
t
t
he AC power adap
t
er and all cables
from
t
he comp
ut
er.
2
Close
t
he comp
ut
er d
i
splay and
tu
rn
t
he comp
ut
er o
v
er.
3
Remo
v
e
t
he ba
tt
ery pack.
4
Remo
v
e
t
he Op
ti
cal dr
iv
e/Hard d
i
sk dr
iv
e/Memory/Cen
t
ral process
i
n
g
u
n
it
/M
i
n
i
PCI
E
xpress Card slo
t
compar
t
men
t
co
v
er.
5
D
i
sconnec
t
t
he
t
wo w
i
reless LAN cables (one black, one
g
rey)
.
Note:
The w
i
reless LAN card
i
n selec
t
models may ha
v
e only one cable (black).
a
1