Lenovo YOGA BOOK YB1-X90F Safety, Warranty & Quick Start Manual page 5

Preparing your tablet
You can use cellular services with the WLAN + LTE model (Lenovo YB1-X90L) by
inserting the Nano-SIM card provided by your carrier.
Install the Nano-SIM and microSD cards as shown.
1. Insert the eject tool that comes with your tablet into the hole in the card tray.
2. Pull out the card tray.
3. Put a Nano-SIM card in Slot 1 and a microSD card in Slot 2.
4. Carefully insert the tray with the installed cards back into the slot.
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• Only Nano-SIM cards work with your tablet.
• Turn off your tablet before you remove or insert the Nano-SIM card.
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