Replacing The Solid State Drive; Before You Start, Print These Instructions - Lenovo ThinkPad T420 User Manual

4. Find the SIM card slot inside the open battery compartment. Gently pull the tab extending from the slot
until it stops (1). The card comes partway out of the slot. Now you can remove the card (2).
5. Insert the SIM card firmly into the slot.
Note: Make sure that you insert the SIM card all the way into the slot.
6. Put the battery back in place, turn the computer over again, and reconnect the cables. For more
information about how to reinstall the battery, refer to "Replacing the battery" on page 111.

Replacing the solid state drive

Before you start, print these instructions.

You can replace the solid state drive with a new one which can be purchased from your Lenovo reseller or a
marketing representative. To replace the solid state drive, read the following prerequisites and select your
model from the list below for instructions.
Note: Replace the solid state drive only if you need to have it repaired. The connectors and slot of the solid
state drive were not designed for frequent changes, or drive swapping.
Prerequisites for the procedure
When replacing the drive, be sure to follow the precautions.
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Chapter 6 Replacing devices
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