8. Remove the top cover (3).
Reverse this procedure to install the top cover.
Speaker assembly
Description Spare part number
Speaker assembly 450592-001
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 following components:
a. Battery (see
Battery on page 44)
b. Keyboard (see
Keyboard on page 60)
c. Switch cover (see
Switch cover on page 67)
d. Display assembly (see
Display assembly on page 77)
e. Top cover (see
Top cover on page 83)
Remove the speaker assembly:
1. Disconnect the speaker cable (1) from the system board.
Component replacement procedures 85
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