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I/O Board
Dell™Inspiron™N4020/N4030ServiceManual
Removing the I/O Board
Replacing the I/O Board
Removing the I/O Board
1. Follow the instructions in Before You Begin.
2. Follow the instructions from step 2 to step 13 in Removing the System Board.
3. Remove the Mini-Card (see Removing the Mini-Card).
4. Remove the screw that secures the I/O board to the computer base.
5. Lift the I/O board out of the computer base.
Replacing the I/O Board
1. Follow the instructions in Before You Begin.
2. Align the connectors on the I/O board with the slots on the computer base.
3. Replace the screw that secures the I/O board to the computer base.
4. Replace the Mini-Card (see Replacing the Mini-Card).
5. Follow the instructions from step 6 to step 18 in Replacing the System Board.
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
CAUTION: Onlyacertifiedservicetechnicianshouldperformrepairsonyourcomputer.DamageduetoservicingthatisnotauthorizedbyDell™
is not covered by your warranty.
CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal
surface (such as a connector on your computer).
CAUTION: To help prevent damage to the system board, remove the main battery (see Removing the Battery) before working inside the
computer.
1
I/O board
2
screw
CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may
result in damage to the computer.