HP Pavilion dv4-3000 HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 70

TouchPad LED board, Remove the USB 3.0 board

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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 following components: a. Battery (see Battery on page 33) b. Memory module (see Memory module on page 34) c. Optical drive (see Optical drive on page 39) d. Keyboard (see Keyboard on page 41) e. Top cover (see Top cover on page 46) f. Power connector (see Power connector on page 66) g. System board (see System board on page 68) Remove the USB 3.0 board: 1. Position the system board upside down. 2. Remove the Phillips 3.0x2.5 screw (1) that secures the USB 3.0 board to the system board. 3. Remove the USB 3.0 board (2) from the system board. Reverse this procedure to install the USB 3.0 board. TouchPad LED board Description TouchPad LED board 62 Chapter 4 Removal and replacement procedures Spare part number 640339-001

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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 following components:
a.
Battery (see
Battery
on page
33
)
b.
Memory module (see
Memory module
on page
34
)
c.
Optical drive (see
Optical drive
on page
39
)
d.
Keyboard (see
Keyboard
on page
41
)
e.
Top cover (see
Top cover
on page
46
)
f.
Power connector (see
Power connector
on page
66
)
g.
System board (see
System board
on page
68
)
Remove the USB 3.0 board:
1.
Position the system board upside down.
2.
Remove the Phillips 3.0x2.5 screw
(1)
that secures the USB 3.0 board to the system board.
3.
Remove the USB 3.0 board
(2)
from the system board.
Reverse this procedure to install the USB 3.0 board.
TouchPad LED board
Description
Spare part number
TouchPad LED board
640339-001
62
Chapter 4
Removal and replacement procedures