Lenovo E40–30 User Manual page 45

Your computer has a PCI Express Mini Card for connection to a wireless LAN/WiMAX. To replace the PCI
Express Mini Card, read the following prerequisites.
Attention: Before you start installing a PCI Express Mini Card, touch a metal table or a grounded metal
object. This action reduces any static electricity from your body. The static electricity could damage the card.
To replace the PCI Express Mini Card, do the following:
1. Turn off the computer and then disconnect the ac power adapter and all cables from the computer. Wait
three to five minutes to let the computer cool.
2. Close the computer display, and turn the computer over.
3. Remove the battery pack. See "Replacing the battery pack" on page 23.
4. Remove the screws
5. Disconnect the cables by picking up the connectors
Then remove the screw
Note: If a tool for removing connectors is included in the package with the new card, use the tool to
disconnect the cables.
6. Remove the card.
1
, and then remove the bottom slot cover
a
b
4
and the card pops up.
2
.
a
3 with your fingers and gently unplugging them.
.
Chapter 6 Replacing devices
31