HP DV4 manual Touchpad button board and bracket

		Removal and replacement procedures
Touchpad button board and bracket
	Description	Spare part number
	Touchpad button board (includes cable)	486832-001
	Touchpad bracket	494961-001

Before removing the touchpad button board and bracket:

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 disconnecting the power cord from the AC outlet and then disconnecting the AC adapter from the computer.

4.Remove the battery (see “Battery” on page 4-7).

5.Remove the following components:

a.Hard Drive (see “Hard Drive” on page 4-8)

b.Mini Card compartment cover (see “RTC battery” on page 4-12)

c.Optical drive (see “Optical drive” on page 4-19)

d.Keyboard (see “Keyboard” on page 4-20)

e.Keyboard cover (see “Keyboard cover” on page 4-23)

f.Speaker assembly (see “Speaker assembly” on page 4-26)

g.Display assembly (see “Display assembly” on page 4-27)

h.Top Cover (see “Top cover” on page 4-34)

Maintenance and Service Guide 4–37