HP EliteBook 8460p Service Guide - Page 111

Lid switch, Optical drive see

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Lid switch Description Lid switch board (includes cable) Spare part number 642765-001 Before removing the lid switch, 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 63). 5. Remove the following components: a. Remove the bottom door (see Bottom door on page 69). b. Hard drive (see Hard drive on page 75) c. Optical drive (see Optical drive on page 71) d. WLAN module (see WLAN module on page 82) e. WWAN module (see WWAN module on page 80) f. Fan (see Fan on page 89) g. Heat sink (see Heat sink on page 90) h. Modem module (see Modem module on page 88) i. Keyboard (see Keyboard on page 95) j. Bottom cover (see Bottom cover on page 97) Remove the lid switch: 1. Position the computer right-side up, with the front toward you. Component replacement procedures 103

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Lid switch
Description
Spare part number
Lid switch board (includes cable)
642765-001
Before removing the lid switch, 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
63
).
5.
Remove the following components:
a.
Remove the bottom door (see
Bottom door
on page
69
).
b.
Hard drive (see
Hard drive
on page
75
)
c.
Optical drive (see
Optical drive
on page
71
)
d.
WLAN module (see
WLAN module
on page
82
)
e.
WWAN module (see
WWAN module
on page
80
)
f.
Fan (see
Fan
on page
89
)
g.
Heat sink (see
Heat sink
on page
90
)
h.
Modem module (see
Modem module
on page
88
)
i.
Keyboard (see
Keyboard
on page
95
)
j.
Bottom cover (see
Bottom cover
on page
97
)
Remove the lid switch:
1.
Position the computer right-side up, with the front toward you.
Component replacement procedures
103