Remove the processor:
1.Position the computer
2.Use a
3.Lift the processor (2) straight up and remove it.
NOTE: The gold triangle (3) on the processor must be aligned with the triangle embossed on the processor slot when you install the processor.
Reverse this procedure to install the processor.
Top cover
NOTE: All top covers include the touchpad assembly.
Description | Spare part number |
|
|
Top cover for use in model 4540s: |
|
|
|
With a fingerprint reader | |
|
|
Without a fingerprint reader | |
|
|
For use in model 4440s/4441s: |
|
|
|
With a fingerprint reader | |
|
|
Without a fingerprint reader | |
|
|
Before removing the top cover, 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.
Component replacement procedures 67