HP Pavilion m4-1000 HP Pavilion m4 Notebook PC Maintenance and Service Guide - Page 56

Power button board, Remove the Phillips PM2.5×4.0 screw

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Power button board Description Power button board (includes cable) Spare part number 718436-001 Before removing the power button board, follow these steps: 1. Turn off 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 the power from the computer by unplugging the power cord from the computer. 3. Disconnect all external devices from the computer. 4. Remove the battery (see Battery on page 30) and then remove the following components: a. Hard drive (see Hard drive on page 31) b. Memory module service cover (see Memory module on page 36) c. Optical drive (see Optical drive on page 38) d. Keyboard (see Keyboard on page 42) e. Top cover (see Top cover on page 45) Remove the power button board: 1. Detach the power button board cable (1) from the top cover. (The power button board cable is attached to the top cover with double-sided tape.) 2. Remove the Phillips PM2.5×4.0 screw (2) that secures the power button board to the top cover. 48 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

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Power button board
Description
Spare part number
Power button board (includes cable)
718436-001
Before removing the power button board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see
Battery
on page
30
) and then remove the following components:
a.
Hard drive (see
Hard drive
on page
31
)
b.
Memory module service cover (see
Memory module
on page
36
)
c.
Optical drive (see
Optical drive
on page
38
)
d.
Keyboard (see
Keyboard
on page
42
)
e.
Top cover (see
Top cover
on page
45
)
Remove the power button board:
1.
Detach the power button board cable
(1)
from the top cover. (The power button board cable is
attached to the top cover with double-sided tape.)
2.
Remove the Phillips PM2.5×4.0 screw
(2)
that secures the power button board to the top cover.
48
Chapter 6
Removal and replacement procedures for Authorized Service Provider parts