Modem module
NOTE: The modem module spare part kit does not include a modem module cable. The modem
module cable is included in the Cable Kit, spare part number 639473-001. See
Cable Kit on page 32
for more Cable Kit spare part number information.
Description Spare part number
Modem module for use in all countries and regions 628824-001
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 50).
5. Remove the bottom cover (see
Bottom cover on page 51).
Remove the modem module:
1. Position the computer upside-down, with the front toward you.
2.
Remove the Phillips PM2.0×3.0 screws (1) that secure the modem module to the system board.
3.
Disconnect the modem module (2) from the system board by lifting it straight up.
72 Chapter 4 Removal and replacement procedures
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