HP Pavilion dv4-3100 HP Pavilion dv4 Entertainment PC - Maintenance and Servic - Page 59

Power button board

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8. Lift the rear edge of the top cover (1) and remove it from the base enclosure (2). Reverse this procedure to install the top cover. Power button board Description Power button board NOTE: The power button board cable is included in the Cable Kit, spare part number 640363-001. Spare part number 640338-001 Before removing the power button board, 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. Remove the following components: a. Hard drive (see Hard drive on page 39) b. Memory module (see Memory module on page 37) c. Optical drive (see Optical drive on page 42) ENWW Component replacement procedures 51

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8.
Lift the rear edge of the top cover
(1)
and remove it from the base enclosure
(2)
.
Reverse this procedure to install the top cover.
Power button board
Description
Spare part number
Power button board
NOTE:
The power button board cable is included in the Cable Kit, spare part
number 640363-001.
640338-001
Before removing the power button board, 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.
Remove the following components:
a.
Hard drive (see
Hard drive
on page
39
)
b.
Memory module (see
Memory module
on page
37
)
c.
Optical drive (see
Optical drive
on page
42
)
ENWW
Component replacement procedures
51