HP Pavilion 311, DM1 Top cover, “Battery” on page, “Hard drive” on page, “WLAN module” on page, Remove the top cover:, Remove the battery (see, Remove the hard drive (see

Removal and replacement procedures

Top cover

Description	Spare part number
Top cover (includes TouchPad button board and cable, and TouchPad board and cable)	580057-001

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 4-7).

5.Remove the accessory compartment cover (see “WLAN module” on page 4-9).

6.Remove the hard drive (see “Hard drive” on page 4-18).

7.Remove the keyboard (see “Keyboard” on page 4-21).Remove the top cover:1.Turn the computer upside down, with the front toward you.

2.Remove the 2 Phillips PM2.0×12.0 screws 1 and the 3 Phillips PM2.0×7.0 screws 2, located under the rubber device feet, that secure the top cover to the base enclosure.

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