System information

Removal and replacement procedures
Maintenance and Service Guide 4–33
Modem module
✎
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 533466-001. See “Cable Kit” on page 3-10 for more Cable Kit
spare part number information.
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 4-7).
5. Remove the following components:
a. Optical drive (see “Optical drive” on page 4-9)
b. Hard drive (see “Hard drive” on page 4-15)
c. Switch cover and keyboard (see “Switch cover and keyboard” on page 4-20)
d. Display assembly (see “Display assembly” on page 4-25)
e. Top cover (see “Top cover” on page 4-30)
Remove the modem module:
1. Disconnect the modem module cable 1 from the modem module.
2. Remove the two Phillips PM2.5×3.0 screws 2 that secure the modem module to the system board.
3. Lift the modem module 3 straight up to disconnect it from the system board.
Reverse this procedure to install the modem module.
Description Spare part number
Modem module for use in all countries and regions except Australia and New Zealand 510100-001
Modem module for use only in Australia and New Zealand 510100-011