Installing Or Replacing The Wireless Wan Card - Lenovo ThinkPad X1 Carbon User Manual

9. Connect the antenna cables to the new wireless LAN card. Ensure that you attach the gray cable to the
connector marked 2 on the card, and the black cable to the connector marked 1 on the card.
10. Reinstall the base cover.
11. Turn the computer over again. Connect the ac power adapter and all cables.

Installing or replacing the wireless WAN card

Before you start, print these instructions.
Note: Depending on the model, your computer might look slightly different from the illustrations in this topic.
DANGER
During electrical storms, do not perform any replacement and do not connect the telephone cable
to or disconnect it from the telephone outlet on the wall.
DANGER
Electric current from power, telephone, and communication cables is hazardous. To avoid shock
hazard, disconnect the cables before opening the cover of this slot.
Attention: Before you start installing the wireless WAN card, touch a metal table or a grounded metal object.
This action reduces any static electricity from your body. Static electricity could damage the card.
Some computers might come with a wireless WAN card. To install or replace the wireless WAN card,
do the following:
1. Disable the built-in battery. See "Disabling the built-in battery" on page 77.
2. Close the computer display, and turn the computer over.
3. Remove the base cover. See "Replacing the base cover" on page 79.
4. If you are installing a wireless WAN card, go to step 5. If you are replacing a wireless WAN card, do the
following to remove the old card first.
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Chapter 6 Replacing devices
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