3. Remove the shield from the computer (3).
Reverse this procedure to install the system board shield.
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 597832-001. See
Cable Kit on page 24
for more Cable Kit spare part number information.
Description Spare part number
Modem module for use in all countries and regions except Australia and New Zealand 510099-001
Modem module for use in Australia and New Zealand 510099-011
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 battery (see
Battery on page 39).
5. Remove the hard drive cover (see
Hard drive on page 41)
6. Disconnect the wireless antenna cables from the WLAN module (see
WLAN module
on page 43) and the WWAN module (see WWAN module on page 46).
7. Remove the following components:
a. Keyboard (see
Keyboard on page 48)
b. Top cover (see
Top cover on page 51)
ENWW Component replacement procedures 67
