Lenovo ThinkPad X1 Yoga User Manual page 22

1 Fan louvers
The fan louvers and internal fan enable air to circulate in the computer to ensure proper cooling, especially
the cooling of the microprocessor.
Note: To ensure proper airflow, do not place any obstacles in front of the fan louvers.
2 MicroSD card slot
You can insert a microSD card into the microSD card slot for data access or storage.
Attention: While transferring data to or from a microSD card, do not put your computer into sleep or
hibernation mode before the data transfer is completed. Otherwise, your data could get damaged.
To remove a microSD card, do the following:
1. Click the triangular icon in the Windows notification area to show hidden icons.
2. Right-click the Safely Remove Hardware and Eject Media icon.
3. Select the corresponding item to eject the card from the Windows operating system.
4. Press the card to eject it from your computer.
5. Remove the card and store it safely for future use.
Note: If you do not remove the card from your computer after you eject the card from the Windows
operating system, the card can no longer be accessed. To access the card, you must remove it first,
and then insert it again.
3 Micro-SIM-card slot
If your computer supports the wireless wide area network (WAN) feature, a micro Subscriber Identification
Module (SIM) card might be required to establish wireless-WAN connections. Depending on the country or
region of delivery, a micro SIM card might be shipped with the computer.
To install or replace the micro SIM card, see "Replacing the micro SIM card" on page 96.
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User Guide