224 Adding and Replacing Parts
5
Replace the display assembly (see "Replacing the Display Assembly" on
page 203).
6
Replace the keyboard (see "Keyboard" on page 198).
7
Replace the hinge cover (see "Replacing the Hinge Cover" on page 198).
Processor Thermal-Cooling Assembly
CAUTION: Only trained service technicians are authorized to
remove
or
replace
the component covered by the following procedure. See your
Product Information
Guide
for complete information about safety precautions, working inside the
computer, and protecting against electrostatic discharge.
Removing the Processor Thermal-Cooling Assembly
CAUTION: Before you begin the following procedure, follow the safety
instructions in the
Product Information Guide
.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist
grounding strap or by periodically touching an unpainted metal surface (such as the
back panel) on the computer.
NOTICE: To help prevent damage to the system board, remove the main battery
(see "Before Working Inside Your Computer" on page 180) before working inside the
computer.
1
Follow the instructions in "Before Working Inside Your Computer" on
page 180.
2
Remove the hinge cover (see "Removing the Hinge Cover" on page 197).
3
Remove the keyboard (see "Keyboard" on page 198).
4
Remove the display assembly (see "Removing the Display Assembly" on
page 200).
5
Remove the palm rest (see "Removing the Palm Rest" on page 217).
6
Loosen, in consecutive order, the four captive screws, labeled "1" through
"4," that secure the processor thermal-cooling assembly to the system
board.
7
Lift the processor thermal-cooling assembly and remove it from the system
board.
book.book Page 224 Tuesday, August 28, 2007 10:20 AM
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