Dell Inspiron 14R 5420 Owner's Manual page 101

3 Lift the system board at an angle and release the connectors on the system board
from the slots on the computer base.
4 Remove the processor. See "Removing the Processor" on page 95.
5 Remove the processor heat-sink. See "Removing the Processor Heat-Sink" on
page 105.
6 Remove the screws that secure the daughter board to the system board.
1 screws (2)
1
2 daughter board
Removing the System Board
2
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101