Lenovo ThinkPad X140e - Manual (Page 84)

8. Connect the antenna cables to the new PCI Express Mini Card. Be sure to attach the gray cable to the
connector marked “MAIN” or “M” on the card, and the black cable to the connector marked “AUX” or “A.”
9. Attach the cover 1 and pivot it downwards 2 . Then tighten the screws 3 .
10. Reinstall the battery. See “Replacing the battery” on page 61.
11. Turn the computer over again. Connect the ac power adapter and all cables.
Replacing a memory module
Before you start, print these instructions.
Increasing memory capacity is an effective way to make programs run faster. To replace or add a memory
module, read the following prerequisites, and then the instructions.
When replacing a memory module, be sure to follow the precautions.
Note: The operating speed of the memory module has dependency on the system configuration. In some
conditions, the memory module in your computer might not be able to operate at the maximum speed.
Attention: Before you start installing a memory module, touch a metal table or a grounded metal object. This
action reduces any static electricity from your body. The static electricity could damage the memory module.
68 User Guide