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. Remove the battery (see
Battery on page 41)
b. Remove the service access cover (see
Service access cover on page 42)
c. Remove the WLAN module (see
WLAN module on page 48)
d. Remove the WWAN module (see
WWAN module on page 51)
e. Remove the keyboard (see
Keyboard on page 53)
f. Remove the top cover (see
Top cover on page 57)
g. Remove the display assembly (see
Display assembly on page 63)
h. Remove the system board shield (see
System board shield on page 66)
Remove the modem module:
1. Turn the computer right-side up, with the front toward you.
2. Disconnect the modem module (1) from the system board by lifting it straight up.
3. Disconnect the modem module cable (2) from the modem module, and then remove the module
from the computer.
Reverse this procedure to install the modem module.
Bluetooth module
NOTE: The Bluetooth module spare part kit does not include a Bluetooth module cable. The
Bluetooth module cable is included in the Cable Kit, spare part number 649758-001. See
Cable Kit
on page 24 for more Cable Kit spare part number information.
68 Chapter 4 Removal and replacement procedures