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Removal and replacement procedures
Maintenance and Service Guide 4–53
RJ-11 connector (select models only)
Before removing the RJ-11 connector:
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 disconnecting the power cord from the AC outlet and then
disconnecting 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 4-8)
b. Memory module (see “Memory module” on page 4-10)
c. Mini Card compartment cover (see “RTC battery” on page 4-12)
d. WLAN module (see “WLAN module” on page 4-15)
e. Optical drive (see “Optical drive” on page 4-19)
f. Keyboard (see “Keyboard” on page 4-20)
g. Keyboard cover (see “Keyboard cover” on page 4-23)
h. Speaker assembly (see “Speaker assembly” on page 4-26)
i. Display assembly (see “Display assembly” on page 4-27)
j. Top cover (see “Top cover” on page 4-34)
k. Modem module (see “Modem module (select models only).” on page 4-40)
l. System board (see “System board” on page 4-50)
Description Spare part number
Modem module cable (includes RJ-11 connector) 494981-001