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4–48 Maintenance and Service Guide
Removal and replacement procedures
Modem module cable
✎
The modem module cable is included in the Cable Kit, spare part number 538465-001.
Before removing the modem module cable, 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 4-6).
5. Remove the following components:
a. Hard drive (see “Hard drive” on page 4-8)
b. Optical drive (see “Optical drive” on page 4-18)
c. Keyboard and switch cover (see “Keyboard and switch cover” on page 4-20)
d. Speaker (see “Speaker” on page 4-24)
e. Display assembly (see “Display assembly” on page 4-25)
f. Top cover (see “Top cover” on page 4-32)
g. System board (see “System board” on page 4-36)
h. Heat sink (see “Heat sink” on page 4-44)
Remove the modem module cable:
1. Disconnect the modem module cable 1 from the modem module.
2. Remove the modem module cable 2.
Reverse this procedure to install the modem module cable.