1.Before removing the coin-cell battery:

• Remove the AC power.
• Remove the battery.
• Remove the hard drive.
• Remove the hinge cover.
• Remove the keyboard.
  

2.Locate the coin-cell battery.

3.Slide the coin-cell battery away from the LCD.

4.Disconnect the cable connection and lift the coin-cell battery from the system.

5.Reverse the previous steps to replace the coin-cell battery.