System board, Description Spare part number

System board

NOTE: The system board spare part kit includes replacement thermal material.

Description	Spare part number

For use only with computer models equipped with an AMD E450 processor and with WWAN	659512-001
capability (includes replacement thermal material)

For use only with computer models equipped with an AMD E300 processor and with WWAN	659510-001
capability (includes replacement thermal material)

For use only with computer models equipped with an AMD E2-1800 processor and with WWAN	683532-001
capability (includes replacement thermal material)

For use only with computer models equipped with an AMD E1-1200 processor and with WWAN	683534-001
capability (includes replacement thermal material)

For use only with computer models equipped with an AMD E450 processor but not WWAN	659511-001
capability (includes replacement thermal material)

For use only with computer models equipped with an AMD E300 processor but not WWAN	659509-001
capability (includes replacement thermal material)

For use only with computer models equipped with an AMD E2-1800 processor but not WWAN	683533-001
capability (includes replacement thermal material)

For use only with computer models equipped with an AMD E1-1200 processor but not WWAN	683535-001
capability (includes replacement thermal material)

For use only with computer models equipped with an Intel i3-2367M processor (includes	664335-001
replacement thermal material)

For use only with computer models equipped with an Intel Celeron 857 processor (includes	664336-001
replacement thermal material)

For use only with computer models equipped with an Intel Celeron 867 processor (includes	677716-001
replacement thermal material)

For use only with computer models equipped with an Intel Pentium 967 processor (includes	665828-001
replacement thermal material)

Before removing the system board, follow these steps:

1.Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.

2.Disconnect all external devices connected to the computer.

3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer.

4.Remove the battery (see Battery on page 44).

5.Remove the WLAN module (see WLAN module on page 48).

6.Remove the WWAN module (see WWAN module (select models only) on page 51).

7.Disconnect the hard drive connector cable from the system board (see Hard drive on page 55).

8.Remove the keyboard (see Keyboard on page 58).

74 Chapter 4 Removal and replacement procedures