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Dell Inspiron 3420 Owner's Manual: Replacing The System Board

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Replacing the System Board

1 Follow the instructions in "Before You Begin" on page 9.
2 Slide the connectors on the system board into the slots on the computer
3 Replace the two screws that secure the system board to the computer base.
4 Connect the display cable, speakers cable, audio-board cable, USB-board
cable, coin-cell battery cable, and AC-adapter cable to the connectors on
the system board.
5 Replace the processor (see "Replacing the Processor Module" on page 52).
6 Replace the thermal cooling assembly (see "Replacing the Thermal
Cooling Assembly" on page 50).
7 Follow the instructions from step 5 to step 6 in "Replacing the Hard Drive"
on page 35.
8 Replace the Mini-Card (see "Replacing the Mini-Card" on page 38).
system board
System Board


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This manual also for:

Inspiron m4040, Inspiron 14-n4050

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