Compaq Presario CQ40-400 Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 57

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 34). 5. Remove the following components: a. Optical drive (see Optical drive on page 35) b. Keyboard (see Keyboard on page 44) c. Keyboard cover (see Keyboard cover on page 46) Remove the speaker assembly: 1. Disconnect the speaker cable (1) from the system board. 2. Release the zero insertion force (ZIF) connector for the num lock cable (2) from the system board. 3. Remove the two Phillips PM2.5×3.0 screws (1) that secure the speaker assembly to the computer. Component replacement procedures 49

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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
34
).
5.
Remove the following components:
a.
Optical drive (see
Optical drive
on page
35
)
b.
Keyboard (see
Keyboard
on page
44
)
c.
Keyboard cover (see
Keyboard cover
on page
46
)
Remove the speaker assembly:
1.
Disconnect the speaker cable
(1)
from the system board.
2.
Release the zero insertion force (ZIF) connector for the num lock cable
(2)
from the system board.
3.
Remove the two Phillips PM2.5×3.0 screws
(1)
that secure the speaker assembly to the computer.
Component replacement procedures
49