Dell Chromebook 11 (3120) USB IO Circuit Board Removal and Installation

By on November 3, 2015 · 12:08 pm
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In this Dell laptop tutorial we are going to show you how to install and replace the USB IO Circuit Board on your Chromebook 11 (3120) laptop. These installation instructions have be made into 3 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Chromebook 11 (3120) USB IO Circuit 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

Video tutorial repair manual



Installation and Removal Instructions
Chromebook 11 (3120) USB IO Circuit Board

Remove screws (7 x M2.5 x 8mm).

Step 1

Remove screws (7 x M2.5 x 8mm).Use flat object to carefully pry open and remove Bottom Base Cover.
Remove screws (2 x M2 x 4mm).

Step 2

Remove screws (2 x M2 x 4mm).Disconnect cable and remove Battery.
Remove screws (3 x M2 x 5mm).

Step 3

Remove screws (3 x M2 x 5mm).Disconnect cable from USB IO Circuit Board.

Topics: Dell Laptop Repair Dell Repair Manuals USB IO Circuit Board

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