HP Tx2635us HP Pavilion tx2500 Entertainment PC - Maintenance and Service Guid - Page 67

Power switch assembly, Remove the Phillips PM2.0×3.0 screw

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Power switch assembly Description Power switch assembly (includes power switch board cable and actuator switch) Spare part number 441142-001 Before removing the power switch assembly, 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 cord. 4. Remove the battery (see Battery on page 39). 5. Remove the following components: a. Hard drive (see Hard drive on page 41) b. Optical drive (see Optical drive on page 43) c. Keyboard (see Keyboard on page 49) d. Switch cover (see Switch cover on page 51) e. Display assembly (see Display assembly on page 53) f. Top cover (see Top cover on page 56) Remove the power switch assembly: 1. Remove the two Phillips PM2.0×4.0 screws (1) that secure the power switch board to the base enclosure. 2. Remove the Phillips PM2.0×3.0 screw (2) that secures the display release hook assembly to the base enclosure. Component replacement procedures 59

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Power switch assembly
Description
Spare part number
Power switch assembly (includes power switch board cable and actuator switch)
441142-001
Before removing the power switch assembly, 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 cord.
4.
Remove the battery (see
Battery
on page
39
).
5.
Remove the following components:
a.
Hard drive (see
Hard drive
on page
41
)
b.
Optical drive (see
Optical drive
on page
43
)
c.
Keyboard (see
Keyboard
on page
49
)
d.
Switch cover (see
Switch cover
on page
51
)
e.
Display assembly (see
Display assembly
on page
53
)
f.
Top cover (see
Top cover
on page
56
)
Remove the power switch assembly:
1.
Remove the two Phillips PM2.0×4.0 screws
(1)
that secure the power switch board to the base
enclosure.
2.
Remove the Phillips PM2.0×3.0 screw
(2)
that secures the display release hook assembly to the
base enclosure.
Component replacement procedures
59