Top cover
Description Spare part number
Top cover with TouchPad 537622-001
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.
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 36).
5. If your computer has WWAN capability, remove the SIM (see SIM on page 37).
6. Remove the memory module (see Memory module on page 38).
7. Remove the keyboard (see Keyboard on page 40).
8. Remove the hard drive assembly (see Mass storage devices on page 44).
Remove the top cover.
1. Turn the computer upside down, with the front toward you.
2. Use a thin, flat tool to release the 4 rubber feet.
3. Remove the 4 Phillips PM2.5×6.0 screws (1), and the Phillips PM2.0×4.0 screw (2) that secure
the top cover to the base enclosure.
4. Turn the computer right-side up, with the front toward you.
5. Open the computer as far as possible.
46 Chapter 4 Removal and replacement procedures