NOTICE: Handle components and cards with care. Do not touch the components or contacts on a card. Hold a card by its edges or by its metal mounting bracket. Hold a component, such as a processor, by its edges, not by its pins.
NOTICE: When disconnecting a cable, pull on the cable's connector or on its
NOTICE: To avoid damaging the computer, perform the following steps before you begin working inside the computer.
1. Ensure that the work surface is flat and clean to prevent the computer cover from being scratched.
NOTICE: To avoid losing data, save and close any open files and exit any open programs before you turn off your computer.
2. Save and close any open files, exit any open programs, then shut down the operating system and turn off all attached devices:
In the Microsoft® Windows Vista™ operating system, click Start , click the arrow icon, and then click Shut Down.
In the Microsoft Windows XP operating system, click Start® Shut Down® Shut down.
The computer turns off after the operating system shutdown process finishes.
NOTE: Ensure that the computer is off and not in a power management mode. If you cannot shut down the computer using the operating system, press and hold the power button for 4 seconds.
3. Disconnect your computer and all attached devices from their electrical outlets.
NOTICE: To disconnect a network cable, first unplug the cable from your computer, and then unplug it from the network device.
4.Disconnect all external cables from the computer.
5.Close the display and turn the computer upside down on a flat work surface.
6.Remove the battery:
a.Slide the two
b.Grasp the battery by the battery tab, and then slide the battery horizontally toward the front of the computer.
c.Lift the battery from the battery bay.
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7.Turn the computer over and press the power button to ground the system board.
8.Remove the PC Card or ExpressCard, if installed, from the PC Card slot (see Removing a PC Card or Blank).
9.Remove the smart card, if installed, from the smart card slot (see Removing a Smart Card).