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Note: You can also replace the PCI Express Mini Card for Wireless WAN with an mSATA solid state
drive. Refer to Installing and replacing the mSATA solid state drive for more information.
9. Connect the cables to the new PCI Express Mini Card. Make sure that the cables are not pinched
by the card.
Note: Depending on the model, the marking for the connectors on your card may look different from the
one shown in the illustration below. If the connectors on your card are marked as “MAIN” or “M” and
“AUX” or “A,” be sure to attach the red cable to the “MAIN” or “M” connector, and the blue cable to
the “AUX” or “A” connector.
10. Reinstall the keyboard. For more details, refer to Replacing the keyboard.
11. Turn the computer over again. Connect the ac power adapter and cables to the computer.
Installing and replacing the mSATA solid state drive
Before you start, print these instructions.
Some ThinkPad models have an mSATA solid state drive. You can replace the mSATA solid state drive with a
new one which can be purchased from your Lenovo reseller or a marketing representative. To replace the
mSATA solid state drive, read the following prerequisites.
Note: Replace the mSATA solid state drive only if you need to have it repaired.
Prerequisites for the procedure
When replacing the mSATA solid state drive, be sure to follow the precautions.
Attention: When you are handling an mSATA solid state drive:
• Do not drop the mSATA solid state drive or subject it to physical shocks. Put the mSATA solid state drive
on a material, such as soft cloth that absorbs any physical shocks.
• Do not apply pressure to the cover of the mSATA solid state drive.
Chapter 6. Replacing devices 83