Modem module (select models only)
Description Spare part number
Modem module for use in all countries and regions except Australia and New Zealand 461749-001
Modem module for use only in Australia and New Zealand 461749-011
Modem module cable (includes RJ-11 connector) 494981-001
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 battery (see
Battery on page 34).
5. Remove the following components:
a. Hard drive (see
Hard drive on page 36)
b. Optical drive (see
Optical drive on page 35)
c. Keyboard (see
Keyboard on page 44)
d. Keyboard cover (see
Keyboard cover on page 46)
e. Speaker assembly (see
Speaker assembly on page 49)
f. Display assembly (see
Display assembly on page 51)
g. Top cover (see
Top cover on page 59)
Remove the modem module:
1. Turn the computer display-side up, with the front toward you.
2. Remove the two Phillips PM2.0×4.0 screws (1) that secure the modem module to the system board.
3. Disconnect the modem module cable (2) from the modem module.
66 Chapter 4 Removal and replacement procedures
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