Lenovo 23539KU Laptop User Manual


 
12. Reinstall the battery. See “Replacing the battery” on page 67.
13. Turn the computer over again. Connect the ac power adapter and all cables.
To replace a PCI Express Mini Card with three connectors
If your computer has the Multiple Input Multiple Output (MIMO) feature, a PCI Express Mini Card that has
three connectors comes with the computer. To replace the card, do the following:
1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer. Wait for
three to ve minutes, till the inside of the computer cools.
2. Close the computer display, and turn the computer over.
3. Remove the battery. For more information about how to remove the battery, refer to “Replacing the
battery” on page 67.
4. Loosen the screws 1 , then remove the cover 2 .
5. If a tool for removing connectors is included in the package with the new card, use it to disconnect the
cables from the card. If no such tool is included, disconnect the cables by picking up the connectors
with your ngers and gently unplugging them.
82 User Guide