Dell DCMA Personal Computer User Manual


 
Removing and Installing Parts 149
NOTICE: To avoid damage, ensure that the processor aligns properly with the
socket, and do not use excessive force when you install the processor.
5
Set the processor lightly in the socket and ensure that the processor is
positioned correctly.
6
While lightly pressing down on the processor, rotate the release lever back
toward the system board until it snaps into place, securing the processor.
7
Clean the thermal grease from the bottom of the heat sink.
NOTICE: Ensure that you apply new thermal grease. New thermal grease is critical
for ensuring adequate thermal bonding, which is a requirement for optimal
processor operation.
8
Apply the new thermal grease to the top of the processor.
NOTICE: Ensure that the floppy drive and audio cables are not routed so that they
are pinched when the heat sink assembly is installed.
9
Install the heat sink assembly:
a
Place the heat sink and fan assembly back onto the heat-sink assembly
bracket.
b
Ensure that the two clamp grips are aligned with the two bracket
projections.
c
Hold the heat sink fan assembly in place and rotate the clamp lever
180 degrees clockwise to secure the heat sink and fan assembly.
NOTICE: Ensure that the heat sink assembly is correctly seated and secure.
book.book Page 149 Friday, April 4, 2008 12:10 PM