Modem Module - HP ProBook 4430s Maintenance And Service Manual

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 646369-001. See
for more Cable Kit spare part number information.
Description
Modem module
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
5. Remove the bottom door (see
6. Remove the following components:
a. Bottom door (see
b. Hard drive (see
c. Optical drive (see
d. WLAN module (see
e. WWAN module (see
f. Fan (see
g. Heat sink (see
h. Keyboard (see
i. Top cover (see
Remove the modem module:
1.
Position the computer upside-down with the front toward you.
2. Disconnect the modem module cable (1) from the modem module.
3. Remove the Phillips PM2.0×3.0 screw (2) that secures the modem module to the system board.
78 Chapter 4 Removal and replacement procedures
Battery on page
Bottom door on page
Bottom door on page
Hard drive on page
Optical drive on page
WLAN/Bluetooth combo card on page
WWAN module on page
Fan on page 65)
Heat sink on page
Keyboard on page
Top cover on page
46).
48).
48).
51)
49)
55)
67)
62)
69)
Cable Kit on page 31
Spare part number
628824-001
57)