9.
Release and remove the coin-cell battery from the computer.
Installing the Coin-Cell Battery
1.
Place the coin-cell battery in its location.
2.
Connect the coin-cell battery cable to the system board.
3.
Connect any antennas that were routed over the coin cell battery.
Base Cover .
4.
Install the
Secure Digital (SD) card .
5.
Install the
Battery .
6.
Install the
ATG Port Cover (only for E6420 ATG systems).
7.
Install the
ATG Handle (only for E6420 ATG systems).
8.
Install the
9.
Follow the procedures in
46
After Working Inside Your Computer .