Installing The Expansion Card; Removing The Coin-Cell Battery - Dell ChengMing 3977 Tower Owner's Manual

Installing the expansion card

1 Insert the expansion card in the connector on the system board and press down until secured.
2 Push the metal card-retention latch back to its position.
3 Tighten the screw (6-32xL6.35) that secures the metal card-retention latch to the computer.
4 Install the cover.
5 Follow the procedure in
Coin cell battery
Removing the coin cell battery
1 Follow the procedure in
2 Remove the cover.
3 To remove the coin cell battery:
a Press the release latch away from the battery to allow the battery to pop-up from the socket.
b Lift the coin-cell battery out of the computer.
After working inside your computer.
Before working inside your computer.
Removing and installing components 19