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In this Dell laptop tutorial we are going to show you how to install and replace the I/O Board on your Latitude 3420 laptop. These installation instructions have be made into 4 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Latitude 3420 I/O Board.
Before you begin
Please take the time read the following safety guidelines when working on static sensitive electrical components.
Dell repair manual service precautions
Tools needed for this laptop repair
- 1 x small phillips head screwdriver
- 1 x small plastic scribe
Latitude 3420 I O Board
Latitude 3420 I O Board
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$159.95
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Video tutorial repair manual
Installation and Removal Instructions
Latitude 3420 I/O Board
Step 1
- Unscrew and remove Bottom Base (8 X captive screws).
 
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