HP ProBook 4535s HP ProBook 4535s Notebook PC - Maintenance and Service Guide - Page 75

Power button board, Remove the battery see

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4. Lift the side of the board (3), slide it out from under the tab, and then remove the board from the top cover (4). Reverse this procedure to install the Quick Launch board. Power button board Description Power button board Spare part number 646294-001 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 40). 5. Remove the following components: a. Bottom door (see Bottom door on page 42). b. Optical drive (see Optical drive on page 43) c. Keyboard (see Keyboard on page 56) d. Top cover (see Top cover on page 58) Component replacement procedures 67

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4.
Lift the side of the board
(3)
, slide it out from under the tab, and then remove the board from the
top cover
(4)
.
Reverse this procedure to install the Quick Launch board.
Power button board
Description
Spare part number
Power button board
646294-001
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
40
).
5.
Remove the following components:
a.
Bottom door (see
Bottom door
on page
42
).
b.
Optical drive (see
Optical drive
on page
43
)
c.
Keyboard (see
Keyboard
on page
56
)
d.
Top cover (see
Top cover
on page
58
)
Component replacement procedures
67