1.Record all the screens in system setup so that you can restore the correct settings in step 9.
2.Follow the procedures in "Before You Begin."
3.Remove the computer cover.
4.Locate the battery socket.
NOTICE: If you pry the battery out of its socket with a blunt object, be careful not to touch the system board with the object. Ensure that the object is inserted between the battery and the socket before you attempt to pry out the battery. Otherwise, you may damage the system board by prying off the socket or by breaking circuit traces on the system board.
5.Remove the battery by carefully prying it out of its socket with your fingers or with a blunt, nonconducting object such as a plastic screwdriver.
6.Insert the new battery into the socket with the side labeled "+" facing up, and snap the battery into place.
7.Replace the computer cover.
NOTICE: To connect a network cable, first plug the cable into the network port or device and then plug it into the computer.
8.Connect your computer and devices to electrical outlets, and turn them on.
9.Enter system setup and restore the settings you recorded in step 1.
CAUTION: For instructions about how to safely dispose of a battery, see your Product Information Guide.
10. Properly dispose of the old battery.
System Board
Removing the System Board
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
NOTICE: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the metal at the back of the computer. While you work, periodically touch an unpainted metal surface to dissipate any static electricity that could harm internal components.
1.Shut down the computer through the Start menu.
2.Ensure that your computer and attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your computer, turn them off now.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network port or device.
3.Disconnect any telephone or telecommunication lines from the computer.
4.Disconnect your computer and all attached devices from their electrical outlets, and then press the power button to ground the system board.