Acer Chromebook CB3-111-C8UB Audio Jack Replacement

Introduction

This will guide you through the steps of how to remove the back of the laptop and access the chip that houses the audio jack and one of the USB ports. Be careful: when removing the plastic case from the back of the Chromebook, be careful not to accidentally tear the wire connecting the plastic case to the Chromebook itself.

What you need

Step 1 Back Panel Removal

Acer Chromebook CB3-111-C8UB Audio Jack Replacement, Back Panel Removal: step 1, image 1 of 2

Acer Chromebook CB3-111-C8UB Audio Jack Replacement, Back Panel Removal: step 1, image 2 of 2

Position the laptop upside down with the hinges on the side furthest away from you.
Remove the eight 8mm screws with a phillips #1 screwdriver,
Remove the four 4.5mm screws with a phillips #1 screwdriver,

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Step 2

Acer Chromebook CB3-111-C8UB Audio Jack Replacement: step 2, image 3 of 3

There is a wire connecting the two pieces of the laptop, from the inside, on the left, be careful not to damage it.
Use the plastic opening tool to pry open then remove the plastic base from the rest of the laptop. Start from the right side and work towards the left.
Set the plastic base beside the laptop by opening it as if you were opening a book.

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Step 3

Flip up the small white ZIF connector by using a fingernail or metal spudger.
Pull the blue tab to remove the ribbon cable.
The ribbon cable is adhered to the plastic so it will take a little bit of force to remove it.