4–34 Maintenance and Service Guide
Removal and replacement procedures
Microphone module
Before removing the display assembly:
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 disconnecting the power cord from the AC outlet and then
disconnecting the AC adapter from the computer.
4. Remove the battery (see “Battery” on page 4-7).
5. Disconnect the wireless antenna cables from the WLAN module (see “WLAN module” on page 4-14).
6. Remove the following components:
a. Hard drive cover (see “Hard drive” on page 4-8)
b. Mini Card compartment cover (see “RTC battery” on page 4-12)
c. Optical drive (see “Optical drive” on page 4-20
d. Keyboard (see “Keyboard” on page 4-21)
e. Keyboard cover (see “Keyboard cover” on page 4-23)
f. Speaker assembly (see “Speaker assembly” on page 4-25)
g. Display assembly (see “Display assembly” on page 4-27)
Remove the microphone module:
1. Release the tabs 1 built into the display enclosure.
2. Release the microphone receiver 2 from the display enclosure. The microphone receiver is secured by
two-sided tape.
3. Remove the microphone cable 3 and receiver from the display enclosure.
Reverse this procedure to install the microphone module.
Description Spare part number
Microphone module (includes cable) 517629-001