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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 652662-001. For information about
Cable Kit contents, see
Cable Kit on page 30.
Description Spare part number
56k v.92 MDC data/fax modem module 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 48).
5. Remove the service access cover (see
Service access cover on page 50).
6. Remove the following components:
a. Hard drive (see
Hard drive on page 60)
b. Optical drive (see
Optical drive on page 65)
c. Keyboard (see
Keyboard on page 67)
d. Top cover (see
Top cover on page 71)
e. Video card fan/heat sink assembly (see
Video card fan/heat sink assembly on page 84)
f. Processor heat sink (see
Processor heat sink on page 86)
g. Processor (see
Processor on page 90)
Remove the modem module:
1. Turn the computer right-side up, with the front toward you.
2. Remove the two Phillips M2.0×3.0 barrel 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.
92 Chapter 4 Removal and replacement procedures