Samsung Galaxy S9 Motherboard Replacement Tutorial: Step-by-Step Guide

Duration: 45 minutes
Steps: 16 Steps

Think of the motherboard as your phone’s brain. If your phone’s experiencing major issues, a motherboard replacement might be on the menu. Before diving in, it’s wise to visit our troubleshooting page to pinpoint your problems. Heads up—replacing the motherboard means your device will lose its waterproof superpowers. If your phone might take a dip soon, you’ll need to swap the waterproof seal. If you need help, you can always schedule a repair.

Step 1

– Hey there, before we dive in, let’s power down your phone.

– Grab a heated iOpener and apply it to a long edge of the phone to gently loosen the adhesive beneath the rear glass. Let the iOpener work its magic for a solid two minutes.

Tools Used
  1. iOpener

Step 2

– Get ready to tackle that back cover! In the next steps, we’ll be carefully cutting through the adhesive that’s holding it in place.

– You’ll want to slice through the adhesive in the highlighted areas:

Step 3

– Give that back cover a little love by pressing a suction cup onto it.

– Gently lift the bottom edge of the back cover with your suction cup, creating a cozy little gap between the cover and the frame.

– Slide in an opening pick into the gap you just made and glide it down to the bottom right corner.

– Now, it’s time for a second opening pick—slide it over to the bottom left corner.

– Pop in a third opening pick to keep the adhesive from getting all clingy while you finish the removal process.

Step 4

– Just use the tip of the opening pick and glide it from the bottom left corner up along the side to the top.

– Swing the pick around the top corner and keep it there so the adhesive doesn’t stick back.

Step 5

– Start by sliding that trusty opening pick from the bottom right corner up along the side to the top. You’re doing great!

– Now, gently slide the pick around the corner and slice through the last bit of adhesive at the top of your phone. Almost there!

Step 6

– Gently lift the edge of the rear glass near the volume button, taking care not to rush it.

– Grab a spudger and use its edge to carefully pry up and disconnect the fingerprint sensor flex cable—easy does it!

Tools Used
  1. Spudger

Step 7

– Get that rear glass out of there!

– When you’re putting things back together, check out this guide to swap out the adhesive and pop that rear glass back on.

– If you’re thinking about switching up your rear glass, consult this guide to move the rear camera bezel along with the fingerprint sensor.

Step 8

– Have a blast removing 15 teeny-tiny 4mm screws with a super cool #000 Phillips screwdriver! If you need help, you can always schedule a repair.

Step 9

– Time to take out the NFC coil assembly. If you need help, you can always schedule a repair.

Step 10

– Time to pop off that motherboard bracket!

Step 11

– Take off the speaker cover/antenna assembly and let’s get this party started!

Step 12

– Gently pop the battery connection open with a spudger. If you need help, you can always schedule a repair.

Tools Used
  1. Spudger

Step 13

– Unscrew a 3mm screw using your trusty #000 Phillips screwdriver. You’ve got this!

Step 14

– Pop those 6 cables loose using a spudger—easy-peasy!

Tools Used
  1. Spudger

Step 15

– Pop out that SIM card! Grab a SIM card remover or a straightened paper clip and give that release lever a gentle push.

Step 16

– Lift out the motherboard gently using the spudger tool.

Tools Used
  1. Spudger

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