Installing Or Replacing The Micro Sim Card - Lenovo ThinkPad X1 Carbon User Manual

5. Click Yes in the Setup Confirmation window. The built-in battery is disabled and the computer turns off.
Wait for a few minutes to let the computer cool.
The built-in battery will be enabled automatically when the computer is connected to an ac power adapter.

Installing or replacing the micro SIM card

Before you start, print these instructions.
Note: Depending on the model, your computer might look slightly different from the illustrations in this topic.
Micro SIM card is a small plastic card with integrated circuit (IC) chip mounted on one side of the card.
If your computer supports wireless WAN connections, your computer might require a micro SIM card to
establish wireless WAN connections. The micro SIM card is shipped with some computer models only and
you can purchase one when necessary.
To install or replace the micro SIM card, do the following:
1. Disable the built-in battery. See "Disabling the built-in battery" on page 77.
2. Locate the micro-SIM-card tray at the rear side of the computer.
3. Insert a straightened paper clip into the hole in the micro-SIM-card tray
ejects. Then, slide the micro-SIM-card tray out of the computer
4. If you are installing a micro SIM card, go to step 5. If you are replacing a micro SIM card, gently take the
old micro SIM card out of the tray first.
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ThinkPad X1 Carbon User Guide
1 . The micro-SIM-card tray
2 .