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Reverse this procedure to install the speaker assembly.
Modem module
Description Spare part number
Modem module for use in all countries and regions except for Australia and New Zealand 461750-001
Modem module for use only in Australia and New Zealand 461750-011
Before removing the modem module, 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 41)
b. Keyboard (see
Keyboard on page 55)
c. Switch cover (see
Switch cover on page 59)
d. Display assembly (see
Display assembly on page 70)
e. Top cover (see
Top cover on page 78)
f. Speaker assembly (see
Speaker assembly on page 83)
Remove the modem module:
1. Remove the two Phillips PM2.0×4.0 screws (1) that secure the modem module to the system board.
2. Disconnect the modem module (2) from the system board by lifting it straight up.
84 Chapter 4 Removal and replacement procedures