HP ProBook 4740s HP ProBook 4740s Notebook PC - Maintenance and Service Guide - Page 67

Disconnect the speaker cable from the system board, Open the computer as far as possible.

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Page 67 highlights

4. Remove the battery (see Battery on page 33). 5. Remove the following components: a. Bottom door (see Bottom door on page 34). b. Keyboard (see Keyboard on page 45) c. Top cover (see Top cover on page 47) Remove the speaker assembly: 1. Position the computer upright with the front toward you. 2. Open the computer as far as possible. 3. Disconnect the speaker cable from the system board (1). 4. Remove the four Phillips PM2.5×4.0 screws (2) that secure the speakers to the computer. 5. Remove the speakers from the computer (3). Reverse this procedure to install the speaker assembly. Component replacement procedures 59

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4.
Remove the battery (see
Battery
on page
33
).
5.
Remove the following components:
a.
Bottom door (see
Bottom door
on page
34
).
b.
Keyboard (see
Keyboard
on page
45
)
c.
Top cover (see
Top cover
on page
47
)
Remove the speaker assembly:
1.
Position the computer upright with the front toward you.
2.
Open the computer as far as possible.
3.
Disconnect the speaker cable from the system board
(1)
.
4.
Remove the four Phillips PM2.5×4.0 screws
(2)
that secure the speakers to the computer.
5.
Remove the speakers from the computer
(3)
.
Reverse this procedure to install the speaker assembly.
Component replacement procedures
59