HP Presario CQ45-300 Compaq Presario CQ45 Notebook PC - Maintenance and Servic - Page 68

Speaker assembly, Remove the speaker assembly

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Speaker assembly Description Speaker assembly Spare part number 486865-001 Before removing the speaker 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 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 43). 5. Remove the following components: a. Optical drive (see Optical drive on page 44) b. Keyboard (see Keyboard on page 56) c. Switch cover (see Switch cover on page 58) Remove the speaker assembly: 1. Disconnect the speaker cable (1) from the system board. 2. Disconnect the num lock cable (2) from the system board. 3. Remove the two Phillips PM2.5×4.0 screws (1) that secure the speaker assembly to the computer. 60 Chapter 4 Removal and replacement procedures

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Speaker assembly
Description
Spare part number
Speaker assembly
486865-001
Before removing the speaker 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 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
43
).
5.
Remove the following components:
a.
Optical drive (see
Optical drive
on page
44
)
b.
Keyboard (see
Keyboard
on page
56
)
c.
Switch cover (see
Switch cover
on page
58
)
Remove the speaker assembly:
1.
Disconnect the speaker cable
(1)
from the system board.
2.
Disconnect the num lock cable
(2)
from the system board.
3.
Remove the two Phillips PM2.5×4.0 screws
(1)
that secure the speaker assembly to the computer.
60
Chapter 4
Removal and replacement procedures