Lenovo ThinkPad T420 (English) User Guide - Page 165
Reinstall the battery. For more information about how to reinstall the battery
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12. Reinstall the battery. For more information about how to reinstall the battery, refer to "Replacing the battery" on page 111. 13. Turn the computer over again. Connect the ac power adapter and the cables to the computer. Chapter 6. Replacing devices 147
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12. Reinstall the battery. For more information about how to reinstall the battery, refer to “Replacing the
battery” on page 111.
13. Turn the computer over again. Connect the ac power adapter and the cables to the computer.
Chapter 6
.
Replacing devices
147