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4–52 Maintenance and Service Guide
Removal and replacement procedures
Modem module cable
✎
The modem module cable is included in the Cable kit, spare part number 594030-001.
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 4-7).
5. Remove the following components:
a. Hard drive (see “Hard drive” on page 4-9)
b. Wireless modules antenna cables (see “WLAN module” on page 4-11 and “WWAN module” on page 4-14)
c. Optical drive (see “Optical drive” on page 4-20)
d. Keyboard and switch cover (see “Keyboard and switch cover” on page 4-22)
e. Display assembly (see “Display assembly” on page 4-27)
f. RTC battery (see “RTC battery” on page 4-39)
g. Top cover (see “Top cover” on page 4-42)
h. Audio/ExpressCard (see “Audio/ExpressCard board” on page 4-44)
i. Speakers (see “Speakers” on page 4-45)
j. Modem module (“Modem module” on page 4-49)
k. System board (“System board” on page 4-50)
Remove the modem module cable:
1. Release the RJ-11 connector 1 from the clip built into the base enclosure.
2. Remove the modem module cable 2 from the clips and the cable channel 3 built into the base enclosure.
Reverse this procedure to install the modem module cable.