Dell Inspiron 14 Intel Manuale di servizio - Pagina 24

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  I/O Board
Dell™ Inspiron™ N4020/N4030 Service Manual 
  Removing the I/O Board
  Replacing the I/O 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:
Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™ 
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
computer.
 Removing the I/O Board
 
1. Follow the instructions in
Before You
 
2. Follow the instructions from
 
3. Remove the Mini-Card (see
 
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.
1
I/O board
2
 Replacing the I/O Board
 
1. Follow the instructions in
Before You
 
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
 
5. Follow the instructions from
 
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.
Begin.
step 2
to
step 13
in
Removing the System
Removing the
Mini-Card).
screw
Begin.
Replacing the
Mini-Card).
step 6
to
step 18
in
Replacing the System
Removing the
Board.
Board.
Battery) before working inside the