6. Press the optical-drive latch to secure the optical drive.
7. Install the battery.
8. Follow the procedures in
After Working Inside Your Computer
.
Removing the Wireless Local Area Network (WLAN) Card
1. Follow the procedures in
Before Working Inside Your Computer
.
2. Remove:
a) battery
b) base cover
3. Disconnect the antenna cables, remove the screw that secures the WLAN card to the system board and lift the
WLAN card from the computer.
Installing the WLAN Card
1. Insert the WLAN card in its connector at a 45–degree angle in its slot.
2. Connect the antenna cables to their respective connectors marked on the WLAN card.
3. Tighten the screw to secure the WLAN card to the computer.
4. Install:
a) base cover
b) battery
5. Follow the procedures in
After Working Inside Your Computer
.
Removing the Wireless Wide Area Network (WWAN) Card
1. Follow the procedures in
Before Working Inside Your Computer
.
2. Remove:
a) battery
b) base cover
3. Perform the following steps as shown in the illustration:
a) Disconnect the antenna cables from the WWAN card.
b) Remove the screw that secures the WWAN card to the computer.
c) Remove the WWAN card from the computer.
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