Replacing The Micro Sim Card; Replacing The Bottom Cover - Lenovo ThinkPad P51 User Manual

5. Turn the computer over. Connect the ac power adapter and all cables to the computer.

Replacing the micro SIM card

Before you start, read "Important safety information" on page v and print the following instructions.
Micro SIM card is a small plastic card with an 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. Some computer models might be shipped with a micro SIM card,
either installed in the computer or as part of the shipping contents. If your computer does not come with a
micro SIM card, you can purchase one from the local service provider.
Attention: Do not insert a nano-SIM card with the nano-to-micro-SIM adapter into the micro-SIM-card slot.
Otherwise, the slot might be damaged.
To replace the micro SIM card, do the following:
1. Turn off the computer and disconnect it from ac power and all cables.
2. Close the computer display and turn the computer over.
3. Remove the removable battery. See "Replacing the removable battery" on page 105.
4. Gently push the micro SIM card to eject it
card 3 . Note the orientation of the new card and ensure that it is seated correctly.
5. Reinstall the removable battery.
6. Turn the computer over. Connect the ac power adapter and all cables to the computer.

Replacing the bottom cover

Before you start, read "Important safety information" on page v and print the following instructions.
To replace the bottom cover, do the following:
1. Turn off the computer and disconnect it from ac power and all cables.
1 and then slide it out of the slot 2 . Install a new micro SIM
.
Chapter 10 Replacing devices
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