Lenovo VIBE X2 (English) Quick Start Guide_Important Product Information Guide - Page 6

Installing the SIM card A SIM card provided by your carrier is required in order to use cellular services. Install the SIM cards as shown. Slot2 Slot1 SIM size Network type (By default) Slot 1 Micro SIM *4G LTE/3G WCDMA/2G GSM Slot 2 Nano SIM 2G GSM If you want to change the network type of the SIM card , go to: Settings > System > SIM management > SUPER NETWORK REGISTER. 2 Step 1.Insert the SIM eject tool that comes with your VIBE into the hole in the SIM-card tray. Step 2. Pull out the SIM-card tray and position the SIM card into the tray in correct orientation. Step 3. Carefully insert the tray with the installed SIM card back into the slot. Always turn off your VIBE first before you insert or remove a SIM card. Insert or remove a SIM card with your VIBE on may damage your SIM card or VIBE permanently. * In some countries, 4G LTE is not supported.