HP TouchSmart tx2-1109au HP TouchSmart tx2 Notebook PC - Maintenance and Servi - Page 66

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 506828-001 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 38). 5. Remove the following components: a. Hard drive (see Hard drive on page 40) 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. 58 Chapter 4 Removal and replacement procedures

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Power switch assembly
Description
Spare part number
Power switch assembly (includes power switch board cable and actuator switch)
506828-001
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
38
).
5.
Remove the following components:
a.
Hard drive (see
Hard drive
on page
40
)
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.
58
Chapter 4
Removal and replacement procedures