Replacing The Backup Battery - Lenovo ThinkPad Edge E431 User Manual

7. With the notched end of the memory module toward the contact edge side of the socket, insert the
memory module into the socket at an angle of about 20 degrees
Note: If you install a memory module in only one of the two memory slots, install it in the bottom slot.
8. Pivot the memory module downward until it snaps into place.
9. Make sure that the memory module is firmly installed in the slot and cannot be moved easily.
10. Reinstall the computer cover
11. Reinstall the battery. See "Replacing the battery" on page 67.
12. Turn the computer over again. Connect the ac power adapter and all cables.

Replacing the backup battery

Before you start, print these instructions.
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User Guide
1 . Then tighten the screws
1 ; then press it in firmly
2 .
2 .