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Dell Inspiron 14R SE 5420 Manual

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Replacing the Processor | 97
40
Replacing the Processor
WARNING: Before working inside your computer, read the safety information
that shipped with your computer and follow the steps in "Before You Begin" on
page 9. For additional safety best practices information, see the Regulatory
Compliance Homepage at dell.com/regulatory_compliance.
Procedure
NOTE: If you install a new processor, a new thermal cooling assembly including an
affixed thermal pad or a new thermal pad along with documentation to illustrate
proper installation is shipped.
1 Align the pin-1 corner of the processor module with the pin-1 corner of the ZIF
socket, then insert the processor module.
NOTE: The pin-1 corner of the processor module has a triangle that aligns
with the triangle on the pin-1 corner of the ZIF socket.
When the processor module is properly seated, all four corners are aligned at the
same height. If one or more corners of the module are higher than the others, the
module is not seated properly.
CAUTION: To avoid damage to the processor, hold the screwdriver
perpendicular to the processor when turning the cam screw.
2 Tighten the ZIF socket by turning the cam screw clockwise to secure the processor
module to the system board.
Postrequisites
1 Replace the processor heat-sink assembly. See "Replacing the Processor Heat-Sink"
on page 107.
2 Follow the instructions from step 4 to step 7 in "Replacing the System Board" on
page 103.
3 Replace the fan. See “Replacing the Fan” on page 65.
4 Replace the speakers. See “Replacing the Speakers” on page 69.
5 Follow the instructions from step 5 to step 8 in "Replacing the Hard Drive" on
page 39.
6 Follow the instructions from step 4 to step 5 in "Replacing the Optical Drive" on
page 43.
7 Replace the memory module(s). See "Replacing the Memory Module(s)" on page 33.
8 Replace the palm rest. See "Replacing the Palm Rest" on page 49.
9 Replace the keyboard. See "Replacing the Keyboard" on page 25.
10 Replace the base cover. See "Replacing the Base Cover" on page 29.
book.book Page 97 Wednesday, April 11, 2012 4:13 PM
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